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R&S FSV-K10 GSM Measurement Operating

1. Usage Query only Mode GSM Operating Manual 1176 7526 02 01 155 R amp S FSV K10 Remote Commands GSM FETCh Subsystem FETCh BURSt MACCuracy EVM RMS AVERage This command reads out the average of the RMS measurement of the Error Vector Mag nitude taken over the selected number of bursts Return values lt Result gt numeric value Average value Default unit NONE Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Activate modulation accuracy measurement CONFigure BURSt MACCuracy IMMediate Run a blocking single sweep INITiate IMMediate WAI Query the measurement result FETC BURS RMS AVER Usage Query only Mode GSM FETCh BURSt MACCuracy EVM RMS CURRent This command reads out the current RMS value of the Error Vector Magnitude taken over the selected number of bursts Return values lt Result gt numeric value Currently measured value Default unit NONE Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Activate modulation accuracy measurement CONFigure BURSt MACCuracy IMMediate Run a blocking single sweep INITiate IMMediate WAI Query the measurement result FETC BURS RMS C
2. sess 18 EVM VS TIME iine cette n d dee Ee 15 Magnitude Error vs Time sss 17 Modulation Accuracy Modulation Spectrum Phase Error vs Time Power vs Time D Transient Spectrum 27 Index Trigger EE 19 Wide Modulation Spectrum ssssssse 28 Measure only on Sync Measure Slots 33 erri dagegen FERRE DRE Middle of midamble ssessssssssssseeeeeenneeenes Modulation SE Modulation Accuracy cccccceeeeeee ceeeeeeeeteeeeeeeeeeeaee 13 78 Multi measurement mode cccccceecceeeessteeeeeeeeeees 74 Modulation Spectrum Multi measurement mode cccccceeeeeesessteeeeeeeeees 74 MS 1e e testet te bebe ates beste Ere tee e EE ea iud ares Multicarrier BTS Multi measurement mode ssseeeeeee 12 73 Constellation EVM vs Time A Magnitude Error vs Time aeee 74 Modulation Accuracy ssseeene 74 Modulation Spectrum ve 74 Phase Error VS Time 74 POWERVS NIME EE 73 Transient Spectrum ssssssssssseese 74 N Narrow Pulse essess esee No of active Carriers Normal bursts ccccceceececeeeeceeeeeeeeeeeeeeeseeeseeeeeeees Normal symbol period NSR RM CPC Number of Slots to measure esses 62 remote control eeessss sss 100 O Online help Working with OOS A T T Options e EE RF Preamplifier B22
3. 16QAM 16 ary Quadrature Amplitude Modulation 32QAM 32 ary Quadrature Amplitude Modulation 3GPP 3 Generation Partnership Project 8PSK Phase Shift Keying with 8 phase states AQPSK Adaptive Quadrature Amplitude Modulation ARFCN Absolute Radio Frequency Channel Number BTS Base Transceiver Station DL Downlink MS to BTS DUT Device Under Test EDGE Enhanced Data Rates for GSM Evolution EGPRS Enhanced General Packet Radio synonym for EDGE EGPRS2 Enhanced General Packet Radio and support of additional modulation coding schemes and higher symbol rate FDMA Frequency Division Multiplex Access GMSK Gaussian Minimum Shift Keying GPRS General Packet Radio Service GSM Global System for Mobile Communication HSCSD High Speed Circuit Switch Data IF Intermediate Frequency MS Mobile Station OOS Origin Offset Suppression PCL Power Control Level PvT Power vs Time QPSK Quadrature Phase Shift Keying SCPIR Subchannel Power Imbalance Ratio SFH Slow Frequency Hopping TDMA Time Division Multiplex Access TSC Training Sequence Code UL Uplink BTS to MS VAMOS Voice services over Adaptive Multi user Channels on One Slot YIG Yttrium Iron Garnet TEE Operating Manual 1176 7526 02 01 32 R amp S FSV K10 Instrument Functions GSM ess SS ee a a Further Information 3 2 2 Short description of GSM GMSK EDGE and EDGE Evolution The GSM Global System
4. Usage Query only Mode GSM FETCh BURSt MACCuracy EVM PEAK MAXimum This command reads out the maximum of the peak measurement of the Error Vector Magnitude taken over the selected number of bursts Operating Manual 1176 7526 02 01 154 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Return values lt Result gt numeric value Maximum Default unit NONE Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Activate modulation accuracy measurement CONFigure BURSt MACCuracy IMMediate Run a blocking single sweep INITiate IMMediate WAI Query the measurement result FETC BURS PEAK MAX Usage Query only Mode GSM FETCh BURSt MACCuracy EVM PEAK SDEViation This command reads out the standard deviation of the peak measurement of the Error Vector Magnitude taken over the selected number of bursts Return values lt Result gt numeric value Standard deviation Default unit NONE Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Activate modulation accuracy measurement CONFigure BURSt MACCuracy IMMediate Run a blocking single sweep INITiate IMMediate WAI Query the measurement result FETC BURS PEAK SDEV
5. Manual operation See Export on page 82 4 11 READ Subsystem The READ subsystem contains commands for starting complex measurement tasks and for querying the results subsequently The following subsystems are included READIAUTO SUDSVSEIGDL uideri dier teet eerie Lea Pea 193 JISEADLBUISUSUDSySIOITI EE 194 e READ SPECtrum subesvstem eee nennen nennen nennen 228 e READAWSPectum Subsystem nece paced AAA El e vibe tha 231 4 11 1 READ AUTO Subsystem pio Ped 7 e 193 READ AUTO LEVTime This command is used to perform a single measurement to detect the required reference level and the trigger offset automatically Operating Manual 1176 7526 02 01 193 4 11 2 READ Subsystem Note that this command is maintained for compatibility reasons only Use CONFigure MS AUTO LEVel and CONFigure MS AUTO TRIGger for new remote control programs Parameters PASSED Fixed value irrelevant Dummy Fixed value 0 irrelevant Return values lt ReferenceLevel gt The detected reference level Default unit variable lt TriggerOffset gt The detected time offset between the trigger event and the start of the sweep lt TriggerLevel gt The detected trigger level Range 50 dBm to 20 dBm Example READ AUTO LEVT PASSED 9 2404 0 00000007695 1 4 0 READ BURSt subsystem BEAD BURSEMACCuraoltALL tette teet ten tette tti 195 READ BURG MAC CuracvlADRoop AVEHRage ne
6. READ BURSt MACCuracy PERRor PEAK MAXimum 214 READ BURSIt MACCuracy PERRor PEAK SDEViation eese 215 READ BURSt MACCuracy PERRor RMS AVERQge nnnm neeennee tenete 215 READ BURSIt MACCuracy PERRor RMS CURRent sse nennen rennen 215 READ BURSIt MACCuracy PERRor RMS MAXimum essere rennen 216 READ BURG MAC CuracvlPERbRor RMG GDEVlation 216 READ BURSI MACCuracy EVM PEAK AVERage 199 READ BURG MAC CuracvllEVMIPEAK CURbent nennen nnnm 199 READ BURG MAC CuracvllEVMIPEAK MANImum nennen rennen 199 READ BURG MAC CuracvllEVMIPEAK GDEVlaton meer 200 READ BURG MAC CuracvllEVMIRMS AVEhRaoe mener 200 READ BURG MAC CuracvllEVMIRMS CURent nennen nrenne nns 201 READ BURSt MACCuracy EVM RMS MAXimum 201 READ BURSt MACCuracy EVM RMS SDEViation nnne 201 READ GbECmum MODulston RE Ferencel IMMedlatef nennen 229 READ GP Chrom MODulstont ALL 229 READ GbECmum GW ching REterencel MMedtatel nnne enne 231 READ SPECtrum SWITchirigE ALL 9 nero e beet tare tne rire ette te depre perd estne kan Lea nn nena n 230 READ SPECtrum WMODulation GATing 5291 READ WSPectrum MODulation GATing essere rennen rene sense trennen 232 READ WSPectrum MODulation REFerence IMMediate sess enne 233 READ WSPectr mMObDul amp tion ALL unen a bk ten eere eben bee ebe 231 STAT s OPERation CONDIOR cnt nei torpet ei ED t er deat sie
7. TSC 0 Set 1 Operating Manual 1176 7526 02 01 63 R amp S FSV K10 Instrument Functions GSM DESSERT Softkeys and Settings of the GSM Menu Active Burst Frame Select Slot to Configure Demod tab Meas Settings Activates or deactivates the selected slot Remote command CONFigure MS CHANnel SLOT s STATe on page 101 Burst Type Burst Frame Select Slot to Configure Demod tab Meas Set tings Assigns a burst type to the selected slot The following burst types are supported e Normal NB e Higher Symbol Rate HB e Access Burst AB Remote command CONFigure MS CHANnel SLOT lt s gt TYPE on page 111 Modulation Burst Frame Select Slot to Configure Demod tab Meas Set tings Select the modulation to be used in the slot The available selections depend on the burst type The following modulation types are supported depending on the burst type Modulation Normal Burst NB Higher Symbol Rate Access Burst AB HB GMSK x x QPSK x E 8PSK D E 16QAM x x 32QAM x x AQPSK D Remote command CONFigure MS CHANnel SLOT lt s gt MTYPe on page 102 SCPIR Burst Frame Select Slot to Configure Demod tab Meas Settings This parameter is only available for AQPSK modulation It specifies the Subchannel Power Imbalance Ratio SCPIR The value of SCPIR affects the shape of the AQPSK constellation s
8. Example READ BURS PERR RMS AVER Usage Query only Mode GSM READ BURSt MACCuracy PERRor RMS CURRent This command starts the measurement and reads out the currently measured RMS value of the Phase Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measure ment can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Currently measured value Default unit NONE Example READ BURS PERR RMS CURR Operating Manual 1176 7526 02 01 215 R amp S FSV K10 Remote Commands GSM El READ Subsystem Usage Query only Mode GSM READ BURSt MACCuracy PERRor RMS MAXimum This command starts the measurement and reads out the maximum of the RMS mea surement of the Phase Error taken over the selected number of bursts When the mea surement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Maximum Default unit NONE Example READ BURS PERR RMS MAX Usage Query only Mode GSM READ BURSt MACCuracy PERRor RMS SDEViation This command starts the measurement and reads out the standard deviation of the RMS measurement of the Phase Error
9. Operating Manual 1176 7526 02 01 158 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Return values lt Result gt numeric value Maximum Default unit Hz Example FETC BURS FERR MAX Usage Query only Mode GSM FETCh BURSt MACCuracy FERRor SDEViation This command reads out the standard deviation measurement of the Frequency Error taken over the selected number of bursts This command is retained for compatibility with R amp S FS K5 only Use the FETCh BURSt MACCuracy FREQuency SDEViation command which behaves the same way Return values lt Result gt numeric value Standard deviation Default unit Hz Example FETC BURS FERR SDEV Usage Query only Mode GSM FETCh BURSt MACCuracy FREQuency AVERage This command reads out the average measurement of the Frequency Error taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Average value Default unit Hz Example FETC BURS FREQ AVER Usage Query only Mode GSM FETCh BURSt MACCuracy FREQuency CURRent This command reads out the currently measured value of the Frequency Error taken over the selected number of bursts see Statistic Count on page 57 Operating Manual 1176 7526 02 01 159 R amp S FSV K10 Remote Commands GSM El FETCh Subsystem Return values lt Result gt numeric valu
10. Current e EVM 0 27 0 66 Mag Error Phase Error Origin Offset Suppression IQ Offset IO Imbalance Frequency Error Burst Power Amplitude Droop Fig 3 8 Constellation To display a Constellation diagram select Demod gt Constell see Constell on page 78 and then start a measurement RUN SINGLE RUN CONT key Constellation diagrams can be included in multiple measurements see Multi Meas Tab on page 73 In this case you do not need to start a new measurement If the Constell softkey is not available include Constellation in the multiple measure ment selection or disable the multiple measurement mode Operating Manual 1176 7526 02 01 18 R amp S FSV K10 Instrument Functions GSM Eh Measurements and Result Displays The Multicarrier BTS option see Multicarrier BTS on page 75 activates an additional multicarrier filter into the demodulation path For normal bursts with GMSK modulation the constellation diagram then becomes similar to a 12PSK constellation The following default settings are used for a Constellation display Setting Default Measurement Scope The slot selected as Slot to measure in Measurement Settings see Slot to Measure on page 62 Averaging Configuration Number of bursts as selected in Statistic Count in General Settings see Statistic Count on page 57 Limit Check None 3 1 7 Trigger to Sync This meas
11. Operating Manual 1176 7526 02 01 242 R amp S FSV K10 Remote Commands GSM TRIGger Subsystem Parameters for setting and query lt Value gt OFF ON ONCE RST ON Mode GSM TRIGger lt n gt SEQuence SYNChronize ADJust EXTernal lt TriggerOffset gt If the signal source is RF input this command sets the trigger motde to External and the trigger offset to the defined value Suffix lt n gt lt 1 D Parameters for setting and query lt TriggerOffset gt numeric value RST Os Default unit S Example TRIG SYNC ADJ EXT 1 MS Mode GSM TRIGger lt n gt SEQuence SYNChronize ADJust IF Power lt TriggerOffset gt If the signal source is RF input this command sets the trigger motde to Power and the trigger offset to the defined value Suffix lt n gt lt 1 D Parameters for setting and query lt TriggerOffset gt numeric value RST Os Default unit S Example TRIG SYNC ADJ IFP 1 MS Mode GSM TRIGger lt n gt SEQuence SYNChronize ADJust IMMediate This command sets the trigger mode to FREE RUN Suffix lt n gt lt 1 2 gt Example TRIG SYNC ADJ IMM Usage Setting only Mode GSM Operating Manual 1176 7526 02 01 243 R amp S FSV K10 Remote Commands GSM REESEN Commands for Compatibility TRIGger lt n gt SEQuence SYNChronize ADJust RFPower lt TriggerOffset gt If the signal source is RF input this command sets the trigger motde to Power and the t
12. Suffix lt Slot gt lt 0 7 gt Slot number to measure power on The selected slot s must be within the slot scope i e First slot to measure S s lt First slot to measure Number of Slots to measure 1 Return values Result numeric value Crest factor Default unit dB Operating Manual 1176 7526 02 01 222 R amp S FSV K10 Remote Commands GSM READ Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the slot scope Use all 8 slots for the PVT measurement Number of slots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measure 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Note READ starts a new single sweep annd then reads the results Please use FETCh to query several results READ BURSt SPOWer SLOT1 ALL CRESt Usage Query only Mode GSM READ BURSt SPOWer SLOT lt Slot gt ALL MAXimum This command starts the measurement and reads out the maximum power for the selected slot for all measured burst This command is only available if Power vs Time measurement is selected see CONFigure BURSt PTEMplate IMMediate on page 132 Suffix lt Slot gt lt 0 7 gt Slot number to measure power on The selected slot s must be
13. GMSK Burst type Modulation Filter The reference burst power is measured and the O dB line of the limit mask is assigned to it For MS the 6 dB line of the limit mask depends on the PCL The PCL is derived from the measured burst power Operating Manual 1176 7526 02 01 23 R amp S FSV K10 0 3 1 9 Instrument Functions GSM Measurements and Result Displays Measurement and Zoom When switching between Full Rising Falling Rise amp Fall and Top neither the mea surement itself nor the limit checking is changed The only change is that the displayed signal data is cropped Remote commands The results of the Power vs Time measurement can be queried using the following remote commands FETCh BURSt SPOWer Wei LOT lt s gt ALL AVERage on page 173 FETCh BURSE n POWer Wei LOT lt s gt ALL CRESt on page 174 FETCH BURST Wei POWer Wei LOT lt s gt ALL MAXimum on page 175 FETCh BURSt SPOWer Wei LOT lt s gt CURRent AVERage on page 176 FETCh BUSSE n POWer Wei LOT lt s gt CURRent CRESt on page 177 FETCH BURST Wei POWer Wei LOT lt s gt CURRent MAXimum on page 178 FETCh BURSt SPOWer Wei LOT lt s gt DELTatosync on page 179 Modulation Spectrum The Modulation Spectrum measurement evaluates the spectral property shape and values at certain fi
14. General Settings The Full Scale Level defines the level that should correspond to an UO sample with the magnitude 1 Remote command INPut DIQ RANGe UPPer on page 187 Meas Settings Opens the Measurement Settings dialog box The Measurement Settings dialog box consists of the following tabs Demod tab on page 61 Advanced tab on page 68 Multi Meas Tab on page 73 Multicarrier tab on page 74 Auto Set tab on page 76 Demod tab Meas Settings To modify parameter values related to the demodulation and frame slot configuration the following parameter groups are available in the Demod tab e Single slot measurements e Multi slot measurements e Frame configuration Measurement Settings ITT Advanced Multi Carrier Auto Set Single Slot Measurements Used for Modulation Accuracy EVM CONFigure MS CHANnel MSLots MEASure 0 Slot to measure 0 Phase Magnitude Error Modulation Spectrum N Reference Power Timing Reference Sync Multi Slot Measurements Used for l MSLots NOFSlots 1 No of Slots to measure 1 Power vs Time ATE 2 Transient rum MSLots OFFSet 0 First Slot to measure 0 Mode Framed CONFigure MS CHANnel FRAMe EQUal ON zc Equal Timeslot Length F4 Frame Configuration Frame Select Slot to configure Operating Manual 1176 7526 02 01 61 R amp S FSV K10 Instrument Functions GSM Softkeys and Settings of the GSM Menu Slo
15. This command controls the resolution bandwidth RBW and video bandwidth VBW used in the Modulation Spectrum and Wide Modulation Spectrum measurements at offset frequencies of 1800 kHz from the carrier Parameters lt RBW_VBW gt 30000 100000 RBW and VBW in Hz at the given offset frequency Setting parameters lt OffsetFreq gt offset frequency in Hz Range 1800000 RST 1800000 Operating Manual 1176 7526 02 01 137 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Example Il Mod Spectrum measurement measurement on captured UO data CONFigure SPECtrum MODulation IMMediate Only list results are required CONFigure SPECtrum SELect LIST RBW 100 kHz 1800 kHz offset freq CONFigure SPECtrum MODulation LIST BANDwidth RESolution 1800000 100000 Check set value CONFigure SPECtrum MODulation LIST BANDwidth RESolution 1800000 100000 Run a blocking single sweep I NITiate IMMediate WAI Fetch list results table FETCh SPECtrum MODulation ALL Example II Wide Mod Spectrum measurement II gated zero span measurement CONFigure WSPectrum MODulation IMMediate Measure offset freqs up to 1800 kHz only CONFigure WSPectrum MODulation LIST SELect NARRow RBW 100 kHz 1800 kHz offset freq CONFigure SPECtrum MODulation LIST BANDwidth ESolution 1800000 100000 Check set value ONFigure SPECtrum
16. Origin Offset Suppression P ue deees Phase EE Phase Error vs Time Multi measurement mode Power Class i n ete eode certet ca eres Power vs Time Multi measurement mode Preamplifier B22 5 eene ttc e 59 PvT Filter R amp S Support oc Reduced symbol period Reference level ssssssseeeeeeeee Automalic eu rettet eric vas ccu Ref Level Auto c teria ca cro ri E Rea ENEE Operating Manual 1176 7526 02 01 257 R amp S FSV K10 Index RF Preamplifier B22 sess 59 Rising UE 79 Root MENU 51 RX Settings TU EE 86 S Sample rate Digital UO Interface remote control 187 Digital lQ aa cm 60 SCPI Conformity information esee 88 sie qc 32 36 38 64 Sequence Estimator sse 72 Settings Advanced Capture Settings 58 General Settings ld mE Signal SOULCE c ee Signal Source R mote control iore btt reet 189 configuration First Slot to measure seus Measure Slot 1 erede tnter enin aane Number of Slots to measure S Slot t MEASURE 5 cierre nere Slot to Measure remiote Cortrol rere anaa 100 Softkey Continue Single Sweep remote control 184 Continuous Sweep remote control
17. Query Set number CONFigure MS CHANnel SLOTO TSC SET I gt 1 II 8PSK modulation CONFigure MS CHANnel SLOTO MTYPe PSK8 II TSC 3 CONFigure MS CHANnel SLOTO TSC 3 Query TSC number CONFigure MS CHANnel SLOTO TSC Il gt 3 Mode GSM Manual operation See Meas Settings on page 61 See Demod tab on page 61 See Frame Select Slot to Configure on page 63 See Burst on page 63 See Training Sequence TSC on page 65 CONFigure MS CHANnel SLOT lt s gt TSC USER lt Value gt This command sets the bits of the user definable TSC The number of bits must be in accordance with the defined burst type and modulation as indicated in User TSC on page 66 CONFigure MS CHANnel SLOTO TSC USER must be defined first see CONFigure MS CHANnel SLOT lt s gt TSC on page 109 Note This command is not available for AQPSK modulation use CONFigure MS CHANnel SLOT s SUBChannel ch TSC USER on page 107 instead Suffix lt s gt lt 0 7 gt The slot to configure Operating Manual 1176 7526 02 01 110 R amp S FSV K10 Remote Commands GSM EH CONFigure Subsystem Parameters for setting and query lt Value gt String containg the user defined bits e g 10101111101010101100111100 for a GMSK normal burst Example Enter the GSM option K10 INSTrument SELect GSM Activate slot 0 Nnel SLOTO STATe ON
18. RST 0 Slots Default unit NONE Example CONF CHAN MSL OFFS 5 Mode GSM Manual operation See Meas Settings on page 61 See Demod tab on page 61 See First Slot to measure on page 62 CONFigure MS CHANnel SLOT lt s gt STATe lt State gt This command activates this slot this means for example that this slot is not considered as inactive in the PvT limit evaluation Suffix lt s gt lt 0 7 gt Select the slot to configure Parameters for setting and query lt State gt 110 ON OFF RST Slot 0 1 Slot 1 7 0 Example CONF CHAN SLOT1 ON Mode GSM Manual operation See Meas Settings on page 61 See Demod tab on page 61 See Frame Select Slot to Configure on page 63 See Burst on page 63 See Active on page 64 CONFigure MS CHANnel SLOT lt s gt FILTer Value This command specifies the pulse shape of the transmit filter of the specified slot Suffix lt s gt lt 0 7 gt the slot to configure Operating Manual 1176 7526 02 01 101 CONFigure Subsystem Parameters for setting and query lt Value gt GMSK LINearised NARRow WIDE GMSK GMSK Pulse LiNearised Linearised GMSK Pulse NARRow Narrow Pulse WIDE Wide Pulse RST GMSK Example CONF CHAN SLOT FILT GMSK Mode GSM Manual operation See Meas Settings on page 61 See Demod tab on page 61 See Frame Select Slot to Configure on page 63 See Burst on page 63 See Filter on page 64 CONFigure MS CHA
19. Return values lt Result gt numeric value Average Default unit dBm EE Operating Manual 1176 7526 02 01 224 R amp S FSV K10 Remote Commands GSM READ Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the slot scope Use all 8 slots for the PVT measurement Number of slots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measure 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Note READ starts a new single sweep annd then reads the results Please use FETCh to query several results READ BURSt SPOWer SLOT1 CURRent AVERage Usage Query only Mode GSM READ BURSt SPOWer SLOT lt Slot gt CURRent CRESt This command starts the measurement out the crest factor for the selected slot for the current burst This command is only available when the Power vs Time measurement is selected see CONFigure BURSt PTEMplate IMMediate on page 132 Suffix Slot lt 0 7 gt Slot number to measure power on The selected slot s must be within the slot scope i e First slot to measure S s S First slot to measure Number of Slots to measure 1 Return values lt Result gt numeric value Crest factor Default unit dB PE Operating Manual 1176 75
20. This command is retained for compatibility with R amp S FS K5 only In new K10 remote scripts use the following commands instead CONFigure MS CHANnel SLOT s STATe on page 101 CONFigure MS CHANnel SLOT s TYPE on page 111 CONFigure MS CHANnel SLOT s MTYPe on page 102 Suffix lt s gt lt 0 7 gt Setting parameters lt ModType gt OFF Deactivates slot lt s gt GMSK Activates slot lt s gt and sets the modulation to GMSK EDGE Activates slot lt s gt and sets the modulation to 8PSK Return values lt ModType gt OFF The slot lt s gt is inactive GMSK QPSK QAM16 QAM32 AQPS The modulation if it is active EDGE 8PSK modulation CONFigure MS MCARrier STATe lt State gt This command is retained for compatibility with R amp S FS K5 only In new R amp S FSV K10 remote scripts use the commands described in the example below instead For BTS devices this command activates multicarrier BTS and sets the 300 MHz multi carrier Power vs Time filter For MS devices this command is not available Operating Manual 1176 7526 02 01 116 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Parameters for setting and query lt State gt 110 ON OFF RST 0 Example Switch on mode for multicarrier BTS measurements CONFigure MS MCARrier STATe ON Note With the next command a multicarrier pre filter for the Demod measurements is also activated interna
21. lt Abs Rel gt lt Status gt Example Usage Mode FETCh Subsystem Measured level at the offset frequency in dB or dBm For more information see CONFigure SPECtrum SWITching LIMIT Limit at the offset frequency in dB or dBm For more information see CONFigure SPECtrum SWITching LIMIT Indicates whether relative dB or absolute dBm limit and level values are returned For more information see CONFigure SPECtrum SWITching LIMIT Result of the limit check in character data form PASSED no limit exceeded FAILED limit exceeded FETC SPEC SWIT 0 998200000 998200000 84 61 56 85 REL PASSED 0 998400000 998400000 85 20 56 85 REL PASSED Query only GSM FETCh SPECtrum SWITching REFerence This command returns the measured reference power of the Transient Spectrum This command is only CONFigure SP available when the Transient Spectrum measurement is selected see ECtrum SWITching IMMediate on page 139 The result is a list of partial result strings separated by commas Return values lt Level1 gt lt Level2 gt lt RBW gt Example Usage Mode measured reference power in dBm measured reference power in dBm resolution bandwidth used to measure the reference power in Hz FETCh SPECtrum SWITching REFerence Query only GSM 4 6 3 FETCh WSPEctrum subsystem FETChWSPectrumiMObBulation ALLE 9 22 2 222 itecto to
22. 01 54 R amp S FSV K10 Instrument Functions GSM DESSERT Softkeys and Settings of the GSM Menu e T GSM 900 e DCS 1800 e PCS 1900 The default frequency band is E GSM 900 Remote command CONFigure MS NETWork TYPE on page 123 CONFigure MS NETWork FREQuency BAND on page 124 Frequency Primary Settings General Settings Specifies the center frequency of the signal to be measured If the frequency is modified the ARFCN is updated accordingly see ARFCN on page 55 Remote command SENSe FREQuency CENTer on page 234 ARFCN Primary Settings General Settings To set the Absolute Radio Frequency Channel Number ARFCN enter the desired number in this field Setting the ARFCN will update the Frequency Possible values are in the range from 0 to 1023 however some values may not be allowed depending on the selected frequency band Remote command CONFigure MS ARFCn on page 96 Reference Level Primary Settings General Settings Defines the reference level in dBm The reference level value is the maximum value the AD converter can handle without distortion of the measured value Signal levels above this value will not be measured correctly which is indicated by the IFOVL status display AUTO enables continuous auto levelling In this case the optimal reference level for the current measurement is defined automatically Remote command DISPlay WINDowcn TRAC
23. 2 Mode GSM Manual operation See Meas Settings on page 61 See Demod tab on page 61 See Frame Select Slot to Configure on page 63 See Burst on page 63 See Subchannel 1 2 on page 67 See Training Sequence TSC on page 67 CONFigure MS CHANnel SLOT lt s gt SUBChannel lt ch gt TSC USER lt Value gt This command sets the bits of the user definable TSC The number of bits must be 26 CONFigure MS CHANnel SLOT lt s gt SUBChannel lt ch gt TSC USER must be set first This command is only available for AQPSK modulation Suffix lt s gt lt 0 7 gt Number of slot to configure Operating Manual 1176 7526 02 01 107 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem lt ch gt lt 1 2 gt Subchannel number Parameters for setting and query lt Value gt string String containing the 26 user defined bits Example Enter the GSM option K10 INSTrument SELect GSM JI Activate slot 0 CONFigure MS CHANnel SLOTO STATe ON Normal Burst CONFigure MS CHANnel SLOTO TYPE NB 1 AQPSK VAMOS modulation CONFigure MS CHANnel SLOTO MTYPe AQPSk II Subchannel 1 User TSC CONFigure MS CHANnel SLOT0 SUBChannell1 TSC USER CONFigure MS CHANnel SLOT0 SUBChannell TSC gt USER H Subchannel 1 Set User TSC bits CONFigure MS CHANnel SLOT0 SUBChannell1 TSC USER 10111101100110010000100001 JI Subcha
24. FSV K10 Instrument Functions GSM DESSERT Softkeys and Settings of the GSM Menu None Do not synchronize at all If an external or power trigger is chosen the trigger instant corresponds to the frame start Tip Manually adjust the trigger offset to move the burst to be analyzed under the mask in the Power vs Time measurement Note For None no demodulation measurements e g Modulation Accuracy are supported Only Power vs Time Modulation Spec trum Transient Spectrum measurements are supported Remote command CONFigure MS SYNC MODE on page 129 Measure only on Sync Primary Settings General Settings If activated default only results from frames slots where the Slot to measure was found are displayed and taken into account in the averaging of the results The behavior of this option depends on the value of the Synchronization parameter Note This parameter does not affect the Wide Modulation Spectrum measurement see chapter 3 1 11 Wide Modulation Spectrum on page 28 Remote command CONFigure MS SYNC ONLY on page 130 Trigger Mode Primary Settings General Settings The following trigger modes are supported e Free Run e External e Power The default mode is Free Run For further information refer to chapter 3 2 6 Trigger settings on page 39 Remote command TRIGger lt n gt SEQuence SOURce on page 242 Trigger Offset Primary Settings General Settings Sp
25. GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See Symbol Decision on page 72 CONFigure MS DEMod STDBits lt Value gt The R amp S FSV K10 demodulator requires the bits of the burst Tail Data TSC Data Tail to provide an ideal version of the measured signal The Data bits can be random and are typically not known inside the demodulator of the R amp S FSV K10 Tail and TSC bits are specified in the Burst dialog box see Burst on page 63 Using the Tail amp TSC Bits setting you can select whether the detected Tail and TSC bits or the standard bits as set in the Burst dialog box are used to construct the ideal signal Using the standard bits can be advantageous to verify whether the device under test sends the correct Tail and TSC bits Incorrect bits would lead to peaks in the EVM vs Time trace see chapter 3 1 4 EVM vs Time on page 15 at the positions of the incorrect bits Parameters for setting and query lt Value gt DETected STD RST DETected Operating Manual 1176 7526 02 01 114 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM JI Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt JI Activate EVM vs Time measurement CONFigure BURSt ETIMe IMMediate Replace detected Tail amp TSC bits by the standard bits CONFigure MS DEMod
26. In terms of normal symbol periods Guard Period Between Timeslots In terms of reduced symbol periods TSO and TS1 or Any other timeslot pair TSO and TS1 or Any other timeslot pair TS4 and TS5 TS4 and TS5 reduced symbol 9 25 8 25 11 1 9 9 period to normal symbol period reduced symbol 9 5 8 5 11 4 10 2 period to reduced symbol period 3 3 Softkeys and Settings of the GSM Menu The following table shows all softkeys and settings available from the main menu of the GSM application Press the MEAS key to open this menu Ganora SOMOS PE 53 Gil 53 L Device Under Test Tvpe tenerent tenen 54 E25 17 DEE 54 2 00 0 NORTE 55 2 i T e 55 Io o1 7 NEEN 55 L EE E 55 G CNS MT 55 EE 56 L Capture EE 56 L Synchronization cccosccdasciccecscvecsasncaeveciassiedvoctaasndeisocarstdsecsendseades 56 L Measure only on Sne 57 BET deo NN ENT 57 it LE 57 GE 57 L Advanced Settings tb 58 E TEEN 58 L Frequency C feet eege 58 D 7 E E E 58 enee 59 L co e Pr MR 59 Eeer 59 L Electrical Alen neda aei 59 L Preamp OM Off EE 59 L Trigger PONY seiten eege 60 L IF Pow Retro Holdoft esses tentent 60 L IF Pow Retro Hvsteresls sss 60 Operating Manual 1176 7526 02 01 51 Softkeys and Settings of the GSM Menu L Auto Track Time tne tete tn tnter mt abre ck 60 Ligger Level eira een a a 60 DE o WO DEE 60 L Baseband digital EE 60 L input TE 60 L Full Scale Level nec
27. List Spectrum results are measured at several frequency offsets from the center frequency The results are displayed in a table Graph A spectrum trace is measured and displayed as a graph Remote command CONFigure SPECtrum SELect on page 138 R amp S Support Spectrum See R amp S Support on page 87 Wide Spectrum Displays a menu for Wide Spectrum measurements Note Wide Spectrum measurements are performed using the Spectrum mode and thus require either an external or IF power trigger General Settings Wide Spectrum See General Settings on page 53 Meas Settings Wide Spectrum See Meas Settings on page 61 Wide Mod Spectrum Wide Spectrum Starts a Wide Modulation Spectrum measurement see chapter 3 1 11 Wide Modu lation Spectrum on page 28 Remote command CONFigure WSPectrum MODulation IMMediate on page 142 Import Opens the Choose the file to import dialog box Select the IQ data file you want to import and press ENTER The extension of data files is iqw This function is not available while a measurement is running UO data is imported into the capture buffer Then evaluation of the data including aver aging according to Statistic Count is started Averaging automatically stops when the defined Statistic Count or the end of the captured data is reached Operating Manual 1176 7526 02 01 81 R amp S FSV K10 Instrument Functions GSM Softkeys and Settings of the
28. PvT Switches the Power vs Time measurement to a view of the rising edges only the rest of the burst is removed Remote command CONF BURS PTEM SEL RIS see CONFigure BURSt PTEMplate SELect on page 133 Operating Manual 1176 7526 02 01 79 R amp S FSV K10 Instrument Functions GSM Softkeys and Settings of the GSM Menu Falling PvT Switches the Power vs Time measurement to a view of the falling edges only the rest of the burst is removed Remote command CONF BURS PTEM SEL FALL See CONFigure BURSt PTEMplate SELect on page 133 Rise amp Fall PvT Switches the Power vs Time measurement to the rise amp fall view i e only rising and falling edges of the bursts are displayed Remote command CONF BURS PTEM SEL FRIS See CONFigure BURSt PTEMplate SELect on page 133 Top PvT Switches the Power vs Time measurement to the top view i e the useful part of the bursts are shown with a zoomed y axis Remote command CONF BURS PTEM SEL TOP see CONFigure BURSt PTEMplate SELect on page 133 R amp S Support PvT See R amp S Support on page 87 Spectrum Opens a submenu for spectrum measurement settings General Settings Spectrum For details refer to the General Settings softkey in the root menu of the GSM option Meas Settings Spectrum For details refer to the Meas Settings softkey in the root m
29. R amp S FSV K10 Remote Commands GSM TRIGger Subsystem TRIGger lt n gt SEQuence LEVel IFPower lt TriggerLevel gt This command defines the power level at the third intermediate frequency that must be exceeded to cause a trigger event Note that any RF attenuation or preamplification is considered when the trigger level is analyzed If defined a reference level offset is also considered Suffix lt n gt irrelevant Parameters lt TriggerLevel gt RST 20 dBm Example TRIG LEV IFP 30DBM Manual operation See General Settings on page 53 See Advanced Settings tab on page 58 See RF Input on page 58 See Trigger Level on page 60 TRIGger lt n gt SEQuence SOURCce Source This command selects the trigger source For details on trigger modes refer to the Trg Gate Source softkey in the base unit description Suffix lt n gt irrelevant Parameters lt Source gt IMMediate Free Run EXTern External trigger IFPower Power trigger at the second intermediate frequency RST IMMediate Example TRIG SOUR EXT Selects the external trigger input as source of the trigger signal Manual operation See General Settings on page 53 See Primary Settings on page 53 See Trigger Mode on page 57 TRIGger lt n gt SEQuence SYNChronize ADJust AUTO Value This command is identical to CONFigure MS AUTO TRIGger on page 98 and is maintained for compatibility reasons only Suffix n 1 2 gt
30. Return values Result numeric value Currently measured value Default unit NONE Example FETC BURS IQIM CURR Usage Query only Mode GSM FETCh BURSt MACCuracy IQlMbalance MAXimum This command reads out the maximum measurement of the IQ Imbalance taken over the selected number of bursts see Statistic Count on page 57 Return values Result numeric value Maximum Default unit NONE Example FETC BURS IQIM MAX Usage Query only Mode GSM FETCh BURSt MACCuracy IQlMbalance SDEViation This command reads out the standard deviation measurement of the IQ Imbalance taken over the selected number of bursts see Statistic Count on page 57 Return values Result numeric value Standard deviation Default unit NONE Example FETC BURS IQIM SDEV Usage Query only Mode GSM Operating Manual 1176 7526 02 01 R amp S FSV K10 Remote Commands GSM El FETCh Subsystem FETCh BURSt MACCuracy IQOFfset AVERage This command reads out the average measurement of the IQ Offset taken over the selected number of bursts see Statistic Count on page 57 Return values Result numeric value Average value Default unit NONE Example FETC BURS IQOF AVER Usage Query only Mode GSM FETCh BURSt MACCuracy IQOFfset CURRent This command reads out the currently measured value of the IQ Offset taken over the selected number of bursts see Statistic Count on pa
31. The modulation RBW at 1800 kHz controls the resolution bandwidth RBW and video bandwidth VBW used in the Modulation Spectrum and Wide Modulation Spectrum measurements at offset frequencies of 1800 kHz from the carrier 30 kHz Default RBW and VBW are set to 30 kHz for offset frequencies at 1800 kHz from the carrier 100 kHz RBW and VBW are set to 100 kHz for offset frequencies at 1800 kHz from the carrier Remote command CONFigure SPECtrum MODulation LIST BANDwidth RESolution on page 137 High Dynamic Advanced tab Meas Settings If activated the results of the I Q based Modulation Spectrum measurement are cor rected by the instrument s inherent noise which increases the dynamic range When High Dynamic is activated a measurement of the instrument s inherent noise is automatically carried out The instrument s inherent noise is then removed from the mea sured results The inherent noise of the instrument depends on the selected center fre quency and level setting Therefore the measurement of the inherent noise is repeated whenever one of these parameters is changed In addition for instruments with early detector boards with an even hardware code see column HWC in the hardware information dialog phase noise is reduced at 600 kHz offset frequencies Note For best performance for modulation accuracy measurements on instruments with early detector boards deactivate the High Dynamic m
32. This command starts the measurement and reads out the average measurement of the Burst Power taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Average Default unit dB Example READ BURS BPOW AVER Usage Query only Mode GSM Operating Manual 1176 7526 02 01 197 R amp S FSV K10 Remote Commands GSM a SS E READ Subsystem READ BURSt MACCuracy BPOWer CURRent This command starts the measurement and reads out the currently measured value of the Burst Power taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measure ment can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Currently measured value Default unit dB Example READ BURS BPOW CURR Usage Query only Mode GSM READ BURSt MACCuracy BPOWer MAXimum This command starts the measurement and reads out the maximum measurement of the Burst Power taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried wit
33. Usage Query only Mode GSM FETCh BURSt MACCuracy PERRor PEAK MAXimum This command reads out the maximum of the peak measurement of the Phase Error taken over the selected number of bursts Return values lt Result gt numeric value Maximum Default unit NONE Example FETC BURS PERR PEAK MAX Usage Query only Mode GSM FETCh BURSt MACCuracy PERRor PEAK SDEViation This command reads out the standard deviation of the peak measurement of the Phase Error taken over the selected number of bursts Return values lt Result gt numeric value Standard deviation Default unit NONE Example FETC BURS PERR PEAK SDEV Usage Query only Mode GSM FETCh BURSt MACCuracy PERRor RMS AVERage This command reads out the average of the RMS measurement of the Phase Error taken over the selected number of bursts Operating Manual 1176 7526 02 01 168 R amp S FSV K10 Remote Commands GSM RN a ee FETCh Subsystem Return values lt Result gt numeric value Average value Default unit NONE Example FETC BURS PERR RMS AVER Usage Query only Mode GSM FETCh BURSt MACCuracy PERRor RMS CURRent This command reads out the currently measured RMS value of the Phase Error taken over the selected number of bursts Return values lt Result gt numeric value Currently measured value Defaul
34. part of the Slot to measure excluding TSC is measured Example READ WSP MOD GAT Usage Query only Mode GSM Operating Manual 1176 7526 02 01 232 R amp S FSV K10 Remote Commands GSM 4 12 SENSe Subsystem READ WSPectrum MODulation REFerence IMMediate This command starts the measurement and returns the measured reference power of the Wide Modulation Spectrum This command is only available when the Wide Modulation Spectrum measurement is selected see CONFigure WSPectrum MODulation IMMediate on page 142 The result is a list of partial result strings separated by commas Return values lt Level1 gt measured reference power in dBm lt Level2 gt measured reference power in dBm lt RBW gt resolution bandwidth used to measure the reference power in Hz Example READ WSPectrum MODulation REFerence IMMediate Mode GSM SENSe Subsystem The SENSe subsystem is organized in several subsystems The commands of these subsystems directly control device specific settings they do not refer to the signal char acteristics of the measurement signal The SENSe subsystem controls the essential parameters of the analyzer In accordance with the SCPI standard the keyword SENSe is optional for this reason which means that it is not necessary to include the SENSe node in command sequences The following subsystems are included Commands of the SENSe subsystem ISENSel BAND RESOlutontTebt tnte
35. 3 2 3 Further Information Modulation Spectrum 800 700 800 am ep 0 200 10 0 vm 20 mu ep 50 en mm en Frequency Offset MHz Fig 3 20 GMSK and 8PSK modulation spectrum The customers demand for higher telecommunication speeds increases the demand for bandwidth Therefore the GSM standard has to evolve constantly An example of this development is the introduction of the EDGE EDGE Evolution specification and the GPRS EGPRS2 and HSCSD modes Until now each mobile could use only one slot per frame but the new HSCSD High Speed Circuit Switched Data and GPRS General Packet Radio Service methods will allow permanent assignment of more than one slot per mobile plus dynamic utilization of multiple slots The concept behind GPRS is dynamic assignment of up to 8 slots to each mobile for data transmission depending on demand and availability in the network HSCSD allows permanent assignment of up to 4 slots to a mobile The modulation modes GMSK QPSK 8PSK 16QAM and 32QAM can be used with either normal or higher symbol rate and different TX filters What is significant for the R amp S FSV K10 application firmware in this respect is that the mobile can send power on a frequency in more than one slot Short Introduction to VAMOS The Voice services over Adaptive Multi user Channels on One Slot VAMOS extension to the GSM standard allows transmission of two GMSK users simultaneously within a single timeslot The
36. 30 40 30 56 30 40 0 17 dBm Amplitude Droop 0 00 0 00 0 00 0 00 dB Fig 3 7 Magnitude Error values in Modulation Accuracy list To start a Magnitude Error vs Time measurement select Demod gt Magnitude Error see Magnitude Error on page 78 and then start a measurement RUN SINGLE RUN CONT key Magnitude Error vs Time results can be included in multiple measurements see Multi Meas Tab on page 73 In this case you do not need to start a new measurement If the Magnitude Error softkey is not available include Demod in the multiple mea surement selection or disable the multiple measurement mode The following default settings are used for a Magnitude Error vs Time measurement Operating Manual 1176 7526 02 01 17 R amp S FSV K10 Instrument Functions GSM Deg Measurements and Result Displays Setting Default Measurement Scope The slot selected as Slot to measure in Measurement Settings see Slot to Measure on page 62 Averaging Configuration Number of bursts as selected in Statistic Count in General Settings see Statistic Count on page 57 Limit Check None 3 1 6 Constellation This measurement displays the constellation diagram The measurement consists of a graph and a table which is a condensed version of the Modulation Accuracy table see chapter 3 1 2 Modulation Accuracy on page 13 Constellation Constellation Constellation Modulation Accuracy
37. 806 0 821 0 851 0 866 0 813 5 858 5 45 0 751 MHz GSM 850 824 0 849 0 869 0 894 0 836 5 881 5 45 128 251 MHz acu pecu cup Ml oJ cc oeLL Lunuuic M M Operating Manual 1176 7526 02 01 34 R amp S FSV K10 Instrument Functions GSM Further Information Band Class UL Fre DL Fre Fre Band UL ARFCN MHz quen MHz quen quen DL cy cy cy Shift Mid dle Low Up Low Up UL DL Range 1 Range 2 P GSM 900 890 0 915 0 935 0 960 0 902 5 947 5 45 1 124 MHz E GSM 900 880 0 915 0 925 0 960 0 897 5 942 5 45 0 124 975 1023 MHz R GSM 900 876 0 915 0 921 0 960 0 895 5 940 5 45 0 124 955 1023 MHz T GSM 900 870 4 876 0 915 4 921 0 873 2 918 2 45 0 281 MHz DCS 1800 1710 1785 1805 1880 1747 1842 95 512 885 PCS 1900 1850 1910 1930 1990 1880 1960 80 512 810 0 0 0 0 0 0 MHz 1 For these frequency bands there is no fixed ARFCN to frequency assignment instead it is calculated with aformula taking an OFFSET parameter which is signaled by a higher layer of the network The given ARFCNs assume an OFFSET value of 0 Different modulation modes are used in the GSM mobile radio network The original GSM modulation is GMSK with the normal symbol rate NSR of approx 2
38. ALL Usage Query only Mode GSM FETCh BURSt MACCuracy BPOWer AVERage This command reads out the average measurement of the Burst Power taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Average value Default unit dB Example FETC BURS BPOW AVER Usage Query only Mode GSM FETCh BURSt MACCuracy BPOWer CURRent This command reads out the currently measured value of the Burst Power taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Currently measured value Default unit dB Example FETC BURS BPOW CURR Usage Query only Mode GSM Operating Manual 1176 7526 02 01 152 R amp S FSV K10 Remote Commands GSM FETCh Subsystem FETCh BURSt MACCuracy BPOWer MAXimum This command reads out the maximum measurement of the Burst Power taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Maximum Default unit dB Example FETC BURS BPOW MAX Usage Query only Mode GSM FETCh BURSt MACCuracy BPOWer SDEViation This command reads out the standard deviation measurement of the Burst Power taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Standard deviation Default unit dB Example FET
39. Accuracy are supported Only Power vs Time Modulation Spectrum Transient Spectrum measurements are supported NONE Do not synchronize at all If an external or power trigger is chosen the trigger instant corresponds to the frame start Tip Manually adjust the trigger offset to move the burst to be ana lyzed under the mask in the Power vs Time measurement Note For None no demodulation measurements e g Modula tion Accuracy are supported Only Power vs Time Modulation Spectrum Transient Spectrum measurements are supported RST ALL Example CONF SYNC MODE TSC Mode GSM Operating Manual 1176 7526 02 01 129 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Manual operation See General Settings on page 53 See Primary Settings on page 53 See Synchronization on page 56 CONFigure MS SYNC ONLY lt State gt If activated only results from frames slots where the Slot to measure was found are displayed and taken into account in the averaging of the results The behavior of this function depends on the value of the Synchronization parameter see CONFigure MS SYNC MODE on page 129 Parameters for setting and query lt State gt 110 ON OFF 1 ON measure only on sync 0 OFF always measure even if sync not found RST OFF Example CONF SYNC MODE TSC Search the capture buffer for the TSC of the Slot to measure as given in the frame configuration CO
40. Alignment on page 69 CONFigure BURSt PTEMplate TMHRes State This command is retained for compatibility with R amp S FS K5 only Due to the improved measurement capabilities of this GSM analysis software this remote control command and the function behind is not required any more Parameters for setting and query State 1 0 ON OFF RST ON Example CONF BURS PTEM TMHR Mode GSM CONFigure SPECtrum subsystem Commands of the Configure SPECtrum subsystem GONFigure SPECIr miHD YNamib accio enero nea cau epp d nde nr uper kae sag Ee dmU n ER kaiaia 135 CON Figure SPEC Muni IMIEEEP EE 135 CONFigure SPEC trum ET e EE 136 CONFigure SPECtrum MODulation IMMediate eese 136 COlFigure SPECtrumiMODulation E IN RE 137 CONFigure SPECtrum MODulation LIST BANDwidth RE Solution 137 EE Le SPE CTUM E EE 138 CONFigure SPECtrum SWITching MMediate sese 139 CONFigure elen Re lee EE 140 GONFigure SPECIum SWITchingsTYPE 3 22 22 aa ERE Ne ue netto ae ized 140 Operating Manual 1176 7526 02 01 134 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem CONFigure SPECtrum HDYNamic lt State gt If activated the results of the I Q based Modulation Spectrum measurement see CONFigure SPECtrum MODulation IMMediate on page 136 are corrected by the instrument s inherent noise which increases the dynamic range When High Dynamic is activated a
41. CONFigure BURSt PTEMplate IMMediate Run a single sweep Note FETCh only reads the results without starting a new sin gle sweep Run a blocking single sweep INITiate IMMediate WAI FETCh BURSt SPOWer SLOTO CURRent AVERage Usage Query only Mode GSM FETCh BURSt SPOWer SLOT lt s gt CURRent CRESt This command reads out the crest factor for the selected slot for the current burst This command is only available if Power vs Time measurement is selected see CONFigure BURSt PTEMplate IMMediate on page 132 Suffix lt s gt lt 0 7 gt Slot number to measure power on The selected slot s must be within the slot scope i e First slot to measure lt s lt First slot to measure Number of Slots to measure 1 Return values lt Result gt numeric value Crest factor Default unit dB EE Operating Manual 1176 7526 02 01 177 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the slot scope Use all 8 slots for the PVT measurement Number of slots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measure 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Run a single sweep Note FET
42. Compal ity EE 244 Notation In the following sections all commands implemented in the instrument are first listed and then described in detail arranged according to the command subsystems The notation is adapted to the SCPI standard The SCPI conformity information is included in the indi vidual description of the commands Individual Description The individual description contains the complete notation of the command An example for each command the RST value and the SCPI information are included as well The options and operating modes for which a command can be used are indicated by the following abbreviations Abbreviation Description A spectrum analysis Operating Manual 1176 7526 02 01 88 R amp S FSV K10 Remote Commands GSM aaa B TTT M Yn M Notation A F spectrum analysis span gt 0 only frequency mode A T spectrum analysis zero span only time mode ADEMOD analog demodulation option R amp S FSV K7 BT Bluetooth option R amp S FSV K8 CDMA CDMA 2000 base station measurements option R amp S FSV K82 EVDO 1xEV DO base station analysis option R amp S FSV K84 GSM GSM Edge measurements option R amp S FSV K10 IQ IQ Analyzer mode OFDM WiMAX IEEE 802 16 OFDM measurements option R amp S FSV K93 OFDMA WiBro WiMAX IEEE 802 16e OFDMA WiBro measurements option R amp S FSV K93 NF Noise Figure measurements R amp S FSV K30
43. Cont Meas remote control ssseuesss mer R amp S Support Single Meas remote control sss Single Sweep remote control Softkey AllIMatKGE Of errore Ele entree retento 85 Center remote Control 234 Constell Constellation Continuous Sweep remote control 184 Cont Meas remote control Demodulation retro re ier MCI Display List Graph EL Atten remote control sssssessssss EL Atten Mode Auto Man remote control 188 EVM a E Ee EE Een eege eege Export remote control m ell EET Frequency Offset remote control 235 Full E General Settings enne IMPON dem CE Import remote control Magnitude Error s esse Marker T M Marker to Trace n Marker to Trace remote control 93 M rker ZOOM ictor rtt enter denen 85 Measurement Settings 61 Mech Atten Auto remote control 186 Mech Atten Manual remote control 186 Modulation Accuracy Modulation Spectrum Phase EMO 225r rtr Preamp On Off Preamp On Off remote control ENT RF Atten Auto remote control RF Atten Manual remote control Rise amp Fall 5 ntn rt riter tenen Ris
44. E eee ec evenae Operating Manual 1176 7526 02 01 258 Trigger EE 19 Remote control 141 y 79 WSC iu 92 36 65 el 67 setting remote control 109 Wser defined jorssi ERa aE 66 User defined AQPSK s esses 68 TX Settings Se le 86 U eier 32 Uplink 1er eer eene rere ene ene derer SE 33 Upper case commands ssse 89 V Ijecm M 32 36 Ww Wide Modulation Spectrum softkey ussss Wide Pulse 1 mere ret eint teens Wide Spectrum SOfIKG i eec deg tacet tape a e d gas 81 Y cp dea ai 32
45. Functions GSM Softkeys of the Marker Menu MKR Key 3 10 Softkeys of the Marker Menu MKR Key 3 11 The following table shows the softkeys of the marker menu specific to the GSM mode Mako M ere DE 85 WAZOO IAs sect PET TTE EE TE ET TENTE DUERME 85 Marker Zoo EE 85 ZI Marker EE 85 Marker 1 2 3 4 Opens the Marker dialog box for the selected marker and activates the marker The current marker location on the x axis is indicated To set the marker to a different point enter the new x value The values for all active markers are displayed in the diagram To deactivate a marker select the softkey again Remote command CALCulate n MARKer m STATe on page 92 To activate or deactivate a marker CALCulate n MARKer m STATe on page 92 To move a marker or query its position CALCulate lt n gt MARKer lt m gt Y on page 94 To query the value of a marker Unzoom Resets the zoom to the default state Remote command CALCulate lt n gt MARKer lt m gt ZOOM on page 95 Marker Zoom Opens a dialog box in which you can enter the zoom factor for marker 1 The maximum zoom factor depends on the measurement Remote command CALCulate lt n gt MARKer lt m gt ZOOM on page 95 All Marker Off Switches all markers off Remote command CALCulate lt n gt MARKer lt m gt AOFF on page 93 Softkeys of the Marker to Menu MKR Key This section describes the softkeys of the Marker To menu availabl
46. GSM 4 10 MMEMory Subsystem le LOADIQ E KEE 191 MMEMOm STORE TO STA EE 192 MMEMory LOAD IQ STATe 1 lt FileName gt This command loads the Q data from the specified iqw file UO data is imported into the capture buffer Then evaluation of the data including aver aging according to Statistic Count is started Averaging automatically stops when the defined Statistic Count or the end of the captured data is reached Note switch to single sweep mode INIT CONT OFF before importing UO data as oth erwise the instrument will continue to measure data and display the current results rather than the imported data Parameters lt FileName gt Complete file name including the path Operating Manual 1176 7526 02 01 191 R amp S FSV K10 Remote Commands GSM MMEMory Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and do one measurement INITiatel CONTinuous OFF Set capture time to 1s SENSe1l SWEep TIME 1 S JI Activate power vs time measurement CONFigure BURSt PTEMplate IMMediate Run a blocking single sweep INITiate IMMediate WAI Export captured UO data to file MMEMory STORe IQ STATe 1 C gsm_l iqw Run a blocking single sweep INITiate IMMediate WAI Export captured UO data to file MMEMory STORe IQ STATe 1 C gsm_2 iqw I Now we want to analyze the first capture again Import UO data from file MMEMory LOAD
47. GSM Menu To automatically detect the frame slot configuration of the imported UO data press the AUTO SET key after import see also Frame Configuration on page 76 Example Saving UO data to an iqw file using MATLAB for import to the R amp S FSV K10 option Note e Q values are in the unit Volt e Sample rate 6 5 MHz e Minimum number of complex samples 68751 10 ms capture time e Maximum number of complex samples 6503751 1 s capture time e The data order of the float values in the iqw file is III QQQ IQ randn 1 68751 1i randn 1 68751 Example for I Q data iq interleaved real IQ imag IQ J fid fopen IQ for import into KlO iqw w fwrite fid single iq interleaved float32 fclose fid Remote command MMEMory LOAD IQ STATe on page 191 Export Opens the Choose the file to export dialog box Enter the path and the name of the UO data file you want to export and press ENTER The extension of data files is iqw If the file cannot be created or if there is no valid UO data to export an error message is displayed This function is not available while a measurement is running Example Loading UO data exported from the R amp S FSV K10 option using MATLAB Note UO values are in the unit Volt Sample rate 6 5 MHz Minimum number of complex samples 68751 10 ms capture time Maximum number of complex samples 6503751 1 s capture time The data order of the floa
48. II List example Only list results are required CONFigure SPECtrum SELect LIST Run a blocking single sweep INITiate IMMediate WAI Fetch list results table FETCh SPECtrum MODulation ALL I I I Mode GSM Manual operation See Spectrum on page 80 See Display List Graph on page 81 CONFigure SPECtrum SWITching IMMediate This command selects measurement of the spectrum due to switching transients TRA Example CONF SPEC SWIT Usage Setting only Mode GSM Manual operation See Spectrum on page 80 See Transient Spectrum on page 80 Operating Manual 1176 7526 02 01 139 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem CONFigure SPECtrum SWITching LIMIT Mode This command selects whether the list results power and limit values of the Transient Spectrum measurement are returned in a relative dB or absolute dBm unit This command is only available when the Transient Spectrum measurement is selected see CONFigure SPECtrum SWITching IMMediate on page 139 Parameters for setting and query Mode ABSolute RELative RST RELative Example Select Transient Spectrum measurement measurement on captured UO data CONFigure SPECtrum SWITching IMMediate Only list results are required CONFigure SPECtrum SELect LIST Absolute power and limit results in dBm CONFigure SPECtrum SWITching LIMit AB
49. Instrument Functions GSM DESEN Softkeys and Settings of the GSM Menu Enable Right Limit Advanced tab Meas Settings This parameter controls the right limit check of the spectrum trace spectrum graph mea surement and which offset frequencies in the table spectrum list measurement are checked against the limit This parameter effects the Modulation Spectrum and Transient Spectrum measurements Note For measurements on multi carrier signals using either the check on the left or right side allows you to measure the spectrum of the left or right most channel while ignoring the side where adjacent channels are located Remote command CONFigure SPECtrum LIMit RIGHt on page 136 Filter Type Advanced tab Meas Settings This parameter sets the filter type for the resolution filter to Normal 3 dB Gauss filter or a 5 pole according to the GSM standard filter for the Modulation Spectrum Tran sient Spectrum and Wide Modulation Spectrum measurements Remote command SENSe BANDwidth RESolution TYPE on page 233 Transient Ref Power Advanced tab Meas Settings This parameter controls how the reference power of the Transient Spectrum measure ment see chapter 3 1 10 Transient Spectrum on page 27 is measured Note To perform the measurement according to the 3GPP standard set Transient Ref Power to RMS and the PvT Filter to the slot with the highest power See 3GPP TS 45 005 chapte
50. MODulation LIST BANDwidth ESolution 1800000 100000 Run a blocking single sweep NITiate IMMediate WAI Fetch list results table ETCh WSPectrum MODulation ALL T Mode GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See Mod RBW 1800 kHz on page 71 CONFigure SPECtrum SELect lt Mode gt This command selects how the modulation and transient spectrum measurement is per formed and displayed Operating Manual 1176 7526 02 01 138 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Parameters for setting and query lt Mode gt LIST FREQdomain LIST Spectrum results are measured at several frequency offsets from the center frequency The results are displayed in a table FREQdomain A spectrum trace is measured and displayed as a graph RST FREQdomain Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM JI Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Modulation spectrum graph measurement CONFigure SPECtrum MODulation IMMediate II Graph example JI Graph frequency domain and List results are required CONFigure SPECtrum SELect FREQdomain Run a blocking single sweep INITiate IMMediate WAI Fetch graph results i e average trace trace 1 TRACe1 DATA TRACel Fetch list results table FETCh SPECtrum MODulation ALL
51. Manual operation See General Settings on page 53 See Primary Settings on page 53 See Power Class on page 55 CONFigure MS POWer STATic Value This command is now obsolete and is retained for compatibility reasons only Operating Manual 1176 7526 02 01 126 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Parameters for setting and query lt Value gt numeric value BTS static power step power control level Default unit NONE Example CONF POW STAT 5 Mode GSM CONFigure MS POWer AUTO lt Value gt This command is used to switch on or off automatic power level detection When switched on power level detection is performed at the start of each measurement sweep Using the ONCE argument starts the auto level measurement immediately Parameters for setting and query lt Value gt OFF ON ONCE OFF Switch the function off ON Switch the function on ONCE Execute the function once RST ON Example CONF POW AUTO OFF Mode GSM Manual operation See General Settings on page 53 See Primary Settings on page 53 See Reference Level on page 55 CONFigure MS POWer AUTO SWEep TIME Value This command is used to specify the auto track time i e the sweep time for auto level measurements or swept measurements and the capture time for auto detection Parameters for setting and query Value numeric value Auto level measurement sweep time Range 0 01 to 1 RST 0 1s Default
52. PHN Phase Noise measurements R amp S FSV K40 PSM Power Sensor measurements option R amp S FSV K9 SFM Stereo FM measurements optionR amp S FSV K7S SPECM Spectogram mode option R amp S FSV K14 TDS TD SCDMA base station UE measurements option R amp S FSV K76 K77 VSA Vector Signal Analysis option R amp S FSV K70 WCDMA 3GPP Base Station measurements option R amp S FSV K72 3GPP UE measure ments option R amp S FSV K73 WLAN WLAN TX measurements option R amp S FSV K91 The spectrum analysis mode is implemented in the basic unit For the other modes the corresponding options are required Upper Lower Case Notation Upper lower case letters are used to mark the long or short form of the key words of a command in the description The instrument itself does not distinguish between upper and lower case letters Special Characters A selection of key words with an identical effect exists for several commands These keywords are indicated in the same line they are separated by a vertical stroke Only one of these keywords needs to be included in the header of the command The effect of the command is independent of which of the keywords is used Example SENSe FREQuency CW FIXed uum um ene UU Mesi Operating Manual 1176 7526 02 01 89 R amp S FSV K10 Remote Commands GSM Notation The two following commands with identical meaning can be created They set the fre quenc
53. Query only Mode GSM READ BURSt MACCuracy IQOFfset MAXimum This command starts the measurement and reads out the maximum measurement of the IQ Offset taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values Result numeric value Maximum Default unit NONE Example READ BURS IQOF MAX Usage Query only Mode GSM Operating Manual 1176 7526 02 01 207 R amp S FSV K10 Remote Commands GSM READ Subsystem READ BURSt MACCuracy IQOFfset SDEViation This command starts the measurement and reads out the standard deviation measure ment of the IQ Offset taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the mea surement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Standard deviation Default unit NONE Example READ BURS IQOF SDEV Usage Query only Mode GSM READ BURSt MACCuracy MERRor PEAK AVERage This command starts the measurement and reads out the average of the peak measure ment of the Magnitude Error taken over the selected number of bursts When the mea surement is started the analyzer is automatical
54. RUE Ee reb eda et 237 STATus OPERAation EVENt 2 2 prre ageet 237 STATus QUEStionable SYNC CONDition 238 STATus QUEStionable SYNC ENABle s eseessessseseseeee eene eterne testen sten rese tenter ennt nns 238 STATus QUEStionable SYNC NTRansition esses eene nnne nennen rnnt rent n inerenti 238 SGTATusOUEGtonable GvhNC P Ransitton eene enne nnnr nennen nnn rnnn nena 238 STATus QUEStionable SYNC EVENI seessesseeseeeseeee iata a Dah aada nennen 237 TRAGesn s IQ DATA MEMOQlty odore eade ped iip het quc eta Feo boe sarta deg ie aede e a ae nn 240 TRACe DATA X 239 TRACeO DATAJ iei o rt er OE e nU Ier E ORI LEE Eee dr cR ERR 239 TRIGger n 2 SEQuence HOLDoff TIME 241 TRIGger n SEQuence LEVel IFPOwer 2o tnr rn tin theo tnr ead reno nri uh 242 TRIGger n SEQuence LEVel EXTernal eese enne nennen nennen enne 241 PE Operating Manual 1176 7526 02 01 254 TRlGoernztStOuencelGOUlb ce AA TRIGger n2 SEQuence SYNChronize ADJust AUTO TRlGoer nztSEOuencelGvNcChrontzeADlustCENtema nemen TRlGoerznzt tOuencel SchNChrontze ADlustlEbower nene TRIGger n SEQuence SYNChronize ADJust IMMediate eee TRIGger lt n gt SEQuence SYNChronize ADJust RFPower SENSe EREQu ncy CENTOr iiie Sege ees atest aera ieee EEA SENSe FREQU ency OFFSet 2 iere he ni p idee deveined ee etu reete eda d
55. SELect GSM JI Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt JI Activate Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Run a blocking single sweep INITiate IMMediate WAI JI Switch all 4 markers on CALCulate MARKer1 STATe ON CALCulate MARKer2 STATe ON CALCulate MARKer3 STATe ON CALCulate MARKer4 STATe ON JI Assign marker 1 2 3 4 to trace 1 2 3 4 CALCulate MARKerl TRACe 1 CALCulate MARKer2 TRACe 2 CALCulate MARKer3 TRACe 3 CALCulate MARKer4 TRACe 4 Set marker 2 to start of active part of burst CALCulate MARKer X 0 Read y value level of max trace of marker 2 CALCulate MARKer Y JI Switch all markers off CALCulate MARKerl1 AOFF Mode GSM D D D D Manual operation See Marker 1 2 3 4 on page 85 CALCulate lt n gt MARKer lt m gt AOFF This command all markers off including delta markers and marker measurement func tions Suffix lt n gt Selects the measurement window lt m gt depends on mode irrelevant Example CALC MARK AOFF Switches off all markers Usage Event Manual operation See All Marker Off on page 85 CALCulate lt n gt MARKer lt m gt TRACe Trace This command selects the trace a marker is positioned on Operating Manual 1176 7526 02 01 93 R amp S FSV K10 Remote Commands GSM CALCulate Subsystem The corresponding trace must have a trace mode other than Blank If necessary the correspo
56. The status registers and the error queue can be queried via IEC bus The information is structured hierarchically The register status byte STB defined in IEEE 488 2 and its associated mask register service request enable SRE form the uppermost level The STB receives its information from the standard event status regis ter ESR which is also defined in IEEE 488 2 with the associated mask register standard event status enable ESE The STB registers STATus OPERation and STATus QUES tionable which are defined by SCPI and contain detailed information on the instrument The ndividual STatus flag IST and the parallel poll enable register PPE allocated to it are also part of the status reporting system The IST flag like the SRQ combines the entire instrument status in a single bit The PPE fulfils the same function for the IST flag as the SRE for the service request The output buffer contains the messages the instrument returns to the controller It is not part of the status reporting system but determines the value of the MAV bit in the STB Description of the Status Registers All the status registers are the same as those provided by the base system with the exception of the following e STATus OPERation Although this register is provided by R amp S FSV Kernel main R amp S FSV K10 makes use of bits in this register which are not used within R amp S FSV Kernel main e STATus QUES SYNC Although this register is provided b
57. WSPectrum MODulation LI MIT 2 2r recente rana ete n en 144 CONFigure WSPectrum MODulation LIST SELect sess 144 CONFigure TRGS ADPSize Value This command specifies the number of measurements after which the x axis is fixed for the histogram calculation of the Trigger to Sync measurement Parameters for setting and query Value numeric value Adaptive data size Range 10 to 1000 RST 100 Default unit NONE Mode GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See Adaptive Data Size on page 72 CONFigure TRGS NOFBins Value This command specifies the number of bins for the histogram of the Trigger to Sync measurement Parameters for setting and query Value numeric value Number of bins Range 10 to 1000 RST 10 Default unit NONE Mode GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See No of Bins on page 71 CONFigure TRGS IMMediate This command selects the Trigger to Sync measurement This measurement is only available for external trigger mode Make sure that the Trigger Offset in the General Settings dialog box see Trigger Offset on page 57 is set correctly e g using the Auto Set Trigger functionality of the R amp S FSV K10 Operating Manual 1176 7526 02 01 141 R amp S FSV K10 Remote Commands GSM Deeg CONFigure Subsystem Usage Setting only Mode GSM
58. automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values Result numeric value Standard deviation Default unit NONE Example READ BURS IQIM SDEV Usage Query only Mode GSM Operating Manual 1176 7526 02 01 206 R amp S FSV K10 Remote Commands GSM READ Subsystem READ BURSt MACCuracy IQOFfset AVERage This command starts the measurement and reads out the average measurement of the IQ Offset taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values Result numeric value Average Default unit NONE Example READ BURS IQOF AVER Usage Query only Mode GSM READ BURSIt MACCuracy IQOFfset CURRent This command starts the measurement and reads out the currently measured value of the IQ Offset taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values Result numeric value Currently measured value Default unit NONE Example READ BURS IQOF CURR Usage
59. detection There are separate input fields for the unit seconds and slots Remote command CONFigure MS POWer AUTO SWEep TIME on page 127 Trigger Level RF Input Advanced Settings tab General Settings Specifies the trigger level in Volts if the instrument is in external trigger mode or in dBm in power trigger mode Remote command TRIGger lt n gt SEQuence LEVel IFPower on page 242 TRIGger n SEQuence LEVel EXTernal on page 241 Swap I Q RF Input Advanced Settings tab General Settings Swaps the and Q values of the signal Swapping and Q inverts the sideband Tip Try this function if the TSC can not be found ON and Q are exchanged inverted sideband Ou OFF Normal sideband I j Q Remote command SENSe SWAPiq on page 235 Baseband digital Advanced Settings tab General Settings Settings for Digital Baseband only with Digital Baseband Interface R amp S FSV B17 Input Sample Rate Baseband digital Advanced Settings tab General Set tings Defines the sample rate of the digital I Q signal source This sample rate must correspond with the sample rate provided by the connected device e g a generator Remote command INPut DIQ SRATe on page 187 Operating Manual 1176 7526 02 01 60 R amp S FSV K10 Instrument Functions GSM Softkeys and Settings of the GSM Menu Full Scale Level Baseband digital Advanced Settings tab
60. for Mobile Communication standard describes the GSM mobile radio network that is in widespread use today In a first step to enhance this net work 8PSK modulation has been defined in addition to the existing GMSK Gaussian Minimum Shift Keying modulation With 8PSK the mobile or base station operates in the EDGE mode While the 8PSK modulation transmits 3 bits within a symbol GMSK can only transmit 1 bit within a symbol In a second step to enhance this network higher symbol rate HSR QPSK 16QAM and 32QAM modulation narrow and wide pulse shapes for the TX filter have been defined Here EDGE Evolution and EGPRS2 are synonyms for this second enhancement This means that GSM includes different modes GMSK EDGE and EDGE Evolution The terms EDGE and EDGE Evolution are used here only when there are significant differ ences between the modes In all other cases the term GSM is used A TDMA Time Division Multiple Access and FDMA Frequency Division Multiple Access scheme is used to transfer data in the GSM network This means that the digital information is transmitted discretely in the time domain mainly used to distinguish between different users as well as in the frequency domain mainly used to distinguish between BTS The time domain is divided into slots with a duration of 576 923 us exact 3 5200 s 8 slots with number 0 to 7 are combined into 1 frame with a duration of approx 4 6154 ms exactly 3 650 s Multiframes
61. for further details Remote command CONFigure MS CHANnel FRAMe EQUal on page 99 Frame Select Slot to Configure Demod tab Meas Settings This field shows a graphical representation of the configuration of each slot Selecting a slot leads to its Burst dialog box see Burst on page 63 Inside the slot the following information is given e The burst type e g Normal NB for a normal burst e The modulation e g GMSK Below the slot symbol the corresponding slot numbers 0 to 7 are displayed The frame always starts with slot number 0 The slots beginning with the First slot to measure and ending with First slot to measure Number of slots to measure 1 are marked with a green box while the slot specified as the Slot to measure is highlighted in yellow The parameters of a specific slot can be edited by putting the focus blue border on the slot and pressing the ENTER key The Burst dialog box opens see Burst on page 63 Burst Frame Select Slot to Configure Demod tab Meas Settings The Burst dialog box opens when you select a slot to be configured in the Demod tab of the Measurement Settings see Frame Select Slot to Configure on page 63 In the title bar of the dialog box the selected slot number is displayed At the top of the dialog box the sections of the burst and their number of bits are indicated E Burst Slot 0 xi Normal NB GMSK 0 dB GMSK Pulse
62. histogram values TRACe2 Maximum trace Trigger to Sync PDF of average trace TRACe3 Minimum trace TRACe4 Current trace Example TRACe DATA X Returns the Power vs Time values for the active trace TRACe DATA X TRACe1 Returns the Trigger to Sync values for trace 1 Usage Query only Mode GSM TRACe lt n gt IQ DATA MEMory lt OffsetSamples gt lt NoOfSamples gt Returns the captured UO data Note The data can be only queried if the measurement is not running Query parameters lt OffsetSamples gt The offset of the values to be read related to the start of the cap tured UO data lt NoOfSamples gt The number of samples to be read Return values lt Result gt a comma separated list of values in floating point format Comma Separated Values CSV The number of values returned is 2 ft of samples the first half being the l values the second half the Q values The result values are scaled linearly in Volt and correspond to the voltage at the RF input of the instrument Default unit Volt Mode GSM 4 15 TRIGger Subsystem The TRIGger subsystem is used to synchronize instrument actions with events It is thus possible to control and synchronize the start of a sweep Operating Manual 1176 7526 02 01 240 R amp S FSV K10 Remote Commands GSM TRIGger Subsystem TRIGger lt n gt SEQuence HOLDofff TIME 241 TRIGgerens T SEQuence LEVe EX Terhal 2 1 rrt Ioan Fade eere doeet eaae da nem
63. lt 1 gt irrelevant lt m gt lt 1 4 gt irrelevant Parameters for setting and query lt Value gt numeric value Zoom factor Range 1 to 100 RST 1 Default unit NONE Mode GSM Manual operation See Unzoom on page 85 See Marker Zoom on page 85 CONFigure Subsystem The CONFigure Subsystem is used to set up the signal characteristics which are used in the signal as for example the frame configuration the measurement type to use etc o Contigure MS SUDSVSIONI uere ere rei Lee re Leere ein 95 ee e TEE DEE 130 e CONFigure SPECtrum subevstem AA 134 e Other Commands in the CONFigure Subsystem sese 141 Configure MS subsystem Commands of the Configure MS subsystem CONFg re MS ARFON tiae ene dte cedet eod dence deese st nasa nc dedu eR Ud xa vam reae ud 96 CONFIgure MSAT O E 97 CON Figure L MSTAUTO EE 97 CONFigure MSTAUTO E 97 CONFig ure MSI AUTO TRIGO eiii cereo ti acte de iecore eee E 98 CONFIO MST ESEI N E 98 i i Lee E MS a e DE 99 CONFigure MS CHANnel FRAMe EQUaI ceseccseeaneeereeeenaeececenenaeaceeaesanecaeeeseneeees 99 Operating Manual 1176 7526 02 01 95 CONFigure Subsystem CONFioureM lcCH AkNnel M otsMEAGure eere ennt nnns 100 CONFigure MS CHANnel MSLots NOFSIOtS 2 c ecceceeeaehavsedaccneeeneedadecerenaaeerdecsaeeeses 100 CGONFigure MS CHANnelMSEots OFFSel rco itae eruit aina RD den pic 100 CONFigure MS CHA
64. nh 60 Export remote control 127 UO data remote seseeene 192 Atto Rufo T 98 External Alten acr tt tte te tete re RLI s 148 B F Band class Falling Primary Settings etna 124 rc M Y Band Class gb MM Primary Settings eerte eene rhe 123 Filter ee Bins Burst Dialog NUMB e 71 First Slot to measure EE 32 remote control EE 100 BIS Cla SS cesi dde a Lee teen NOR TREES pa ctp dee 75 EClge ET 33 Burst Frame configuration activating remote control ssseesss 101 AUO SET EE 76 Burst Configuration 63 Measurement Settings es 97 Burst Dialog etri Pot ee uve Ea Eod abbas 63 Frequency sess E Burst State iui eden tincid E ERLENIEE GE 64 Frequency Band 54 Buist Ty S 64 Frequency Hopping e 33 Frequency offset ee Sg tege Aere onto cod n e Mine oda AC 58 C Full Scale Level Digital UO Interface remote control 187 Capture Time a n rene ei res 56 DiditallQ cette cec tid memet 61 Channel number esssseeeemeene 34 55 Characters G Special iena 89 Commands GMSK Description rne enn t niea 88 Constellation Constellation 2 ciere rra itt reve eere verear ck 18 78 GMSK TEE E dE 75 E NEE Multi measurement mode sese 74 cc is TaT D H Delt
65. nnnn nnn 169 FETOCh BURG MAC CuracvlPtERor RMG GDEViaton eene 169 FETOCh BURG MAC CuracvllEVMIPREAK AVtChage eere tenente eterne nennen 153 FETOCh BURG MACCuracvlEVMIPEAK CUbent eene nennen nnns s nennen nnn 154 FETCh BURSt MACCuracy EVM PEAK MAXimum 154 FETOCh BURG MACCuracvlEVMIPEARK GDEVMiaton nennen nnne nennen 155 FETOCh BURG MAC CuracvllEVMIRMS AVERage neret nnne tnnt nnns 156 FETOCh BURG MACCuracvlEVMIRMG CURhRent eene eene nennen enr nr nena 156 FETOCH BURG MAC CuracvllEVMIRMSMANlmum nennen trennen nnne nnne 157 FETOCh BURG MACCuracvlEVMIRMG GDEViatton eene nnne 157 FETCh SPECtrum MODulation REFerence FETCh SPECtr rmn MODu lation ALL ene nnen aa aiia aa aaa 180 FETCh SPEGtrum SWIiTehing REFerente AA 182 FETCh SPECtrum SWIT chingaf ALT 181 FE TCh W bechrum MODulaton HE Ference ener nennen nhnne nennt nennen nena 183 FETCh WSP ctrum MODulation AL UI 183 INITiate REFMeas IMMediate INITiatesn gt CON Wl e TEE Jl HE BT DE din RK ul INPut ATTenuation AU TO e deer tette antecedent rade Ede ed NEE dE dee INPut DIQ RANGe UPPer nri eani recited erat rone tete trie tette redi eder dece dete INPut DIQ SRATe INPUEEAT Bl EE INPUtEAT TAU TO eege HS INPUEEATT STATS ntt eode ER E DETENER re t AY DNO RR RA Y Uer asda S EE P RE INPUut GAIN STAT pe M PE Operating Manual 1176 75
66. on page 79 Displays all bursts in the slot scope e Rising on page 79 Displays rising edges only the rest of the burst is removed e Falling on page 80 Displays fallling edges only the rest of the burst is removed e Rise amp Fall on page 80 Rising and falling edges zoomed e Top on page 80 Useful part high resolution same as Full on page 79 but y axis zoomed To start a Power vs Time measurement select PvT and then the required measure ment type Then start a measurement RUN SINGLE RUN CONT key Power vs Time results can be included in multiple measurements see Multi Meas Tab on page 73 In this case you do not need to start a new measurement If the PvT softkey is not available include Power vs Time in the multiple measurement selection or disable the multiple measurement mode Operating Manual 1176 7526 02 01 20 y R amp S FSV K10 Instrument Functions GSM Measurements and Result Displays Fig 3 10 Full Burst view in Power vs Time Power vs Time Graph Rising and Falling Edge 1 Avg SIE CIHECK RESULT Pass Fig 3 11 Rising and Falling Edge view in Power vs Time Operating Manual 1176 7526 02 01 21 R amp S FSV K10 Instrument Functions GSM Power ys Time Graph Top High Resolution Fig 3 12 Top High Resolution view in Power vs Time To zoom into the trace in the Power vs Time Full Burst view activate a marker and use the marker zoom see on pag
67. page 107 Advanced tab Meas Settings This tab contains settings related to the Power vs Time Modulation Spectrum and Tran sient Spectrum measurements Measurement Settings Demod E VEITH Power vs Time CONFigure BURSt PTEMplate FILTer G1000 PvT Filter 1 MHz Gauss CONFigure BURSt PTEMplate TALign STM Limit Time Alignment Slot to measure Modulation Transient Spectrum Enable Left Limit v4 Enable Right Limit v4 Filter Type 5 Pole Transient Ref Power RMS Mod RBW 1800 kHz 30 kHz High Dynamic Wide Mod Freq List Wide CONFigure SPECtrum SWiTching TYPE RMS CONF SPEC MOD LIST RES BW L 0 3 Trigger to Sync CONF gure TRGS NOFBins 10 No of Bins CONFigure TRGS ADPSize 100 Adaptive Data Size Synchronization CONFigure MS 8YNC IQCThresholid 85 IQ Correlation Threshold 85 Demodulation Symbol Decision Auto Tail amp TSC Bits Detected PvT Filter Advanced tab Meas Settings The PvT Filter controls the filter used to reduced the measurement bandwidth for single carrier Power vs Time measurements The parameter is only available if Multicarrier BTS is switched off see Multicarrier BTS on page 75 For single carrier measure ments the PvT Filter parameter in the Multicarrier tab is ignored see PvT Filter on page 75 1 MHz Gauss default 500 kHz Gauss for backwards com
68. page 14 Note Phase Error vs Time results can be included in multiple measurements see Multi Meas Tab on page 73 In this case you do not need to start a new measurement If the Phase Error softkey is not available include Demod in the multiple measurement selection or disable the multiple measurement mode Remote command CONFigure BURSt PFERror IMMediate on page 132 Magnitude Error Demod Displays the magnitude error measurement results For details see chapter 3 1 5 Mag nitude Error vs Time on page 17 Note Magnitude Error vs Time results can be included in multiple measurements see Multi Meas Tab on page 73 In this case you do not need to start a new measurement If the Magnitude Error softkey is not available include Demod in the multiple mea surement selection or disable the multiple measurement mode Remote command CONFigure BURSt MERRor IMMediate on page 131 Constell Demod Displays the Constellation measurement results For details see chapter 3 1 6 Con stellation on page 18 Note Constellation diagrams can be included in multiple measurements see Multi Meas Tab on page 73 In this case you do not need to start a new measurement Operating Manual 1176 7526 02 01 78 R amp S FSV K10 Instrument Functions GSM REESEN Softkeys and Settings of the GSM Menu If the Constell softkey is not available include Constellation in the multiple measure ment selectio
69. page 58 See RF Atten on page 59 See Mechanical Atten on page 59 INPut DIQ RANGe UPPer Level Defines or queries the Full Scale Level i e the level that should correspond to an UO sample with the magnitude 1 This command is only available if the optional R amp S Digital I Q Interface option R amp S FSV B17 is installed For details see the R amp S Digital UO Interface R amp S FSV B17 description of the base unit Parameters Level numeric value Range 1E 06 V to 7 071 V RST 1V Example INP DIQ RANG 1V Mode A IQ NF TDS VSA CDMA EVDO WCDMA ADEMOD GSM OFDM OFDMA WiBro WLAN Manual operation See General Settings on page 53 See Advanced Settings tab on page 58 See Baseband digital on page 60 See Full Scale Level on page 61 INPut DIQ SRATe lt SampleRate gt This command specifies or queries the sample rate of the input signal from the R amp S Digital UO Interface see Input Sample Rate on page 60 This command is only available if the optional R amp S Digital UO Interface option R amp S FSV B17 is installed For details see the R amp S Digital UO Interface R amp S FSV B17 description of the base unit Parameters lt SampleRate gt Range 1 Hz to 10 GHz RST 32 MHz Example INP DIQ SRAT 200 MHz Mode A IQ NF TDS VSA CDMA EVDO WCDMA ADEMOD GSM OFDM OFDMA WiBro WLAN Operating Manual 1176 7526 02 01 187 R amp S FSV K10 Remote Commands GSM I
70. refer to the Meas Settings on page 61 softkey in the root menu of the GSM option Operating Manual 1176 7526 02 01 77 R amp S FSV K10 Instrument Functions GSM DESSERT Softkeys and Settings of the GSM Menu Modulation Accuracy Demod Displays the Modulation Accuracy measurement results For details on the measurement refer to chapter 3 1 2 Modulation Accuracy on page 13 Note Modulation Accuracy results can be included in multiple measurements see Multi Meas Tab on page 73 In this case you do not need to start a new measurement If the Modulation Accuracy softkey is not available include Demod in the multiple measurement selection or disable the multiple measurement mode Remote command CONFigure BURSt MACCuracy IMMediate on page 131 EVM Demod Displays the EVM vs Time measurement results For details on the measurements refer to chapter 3 1 4 EVM vs Time on page 15 Note EVM vs Time results can be included in multiple measurements see Multi Meas Tab on page 73 In this case you do not need to start a new measurement If the EVM vs Time softkey is not available include Demod in the multiple measure ment selection or disable the multiple measurement mode Remote command CONFigure BURSt ETIMe IMMediate on page 131 Phase Error Demod Displays the Phase Error vs Time measurement results For details on the measure ments refer to chapter 3 1 3 Phase Error vs Time on
71. slots 1 7 CONFigure MS CH Deactivate all othe D CONFigure MS CHANnel SLOT1 STATe OFF CONFigure MS CHANnel SLOT2 STATe OFF CONFigure MS CHANnel SLOT3 STATe OFF CONFigure MS CHANnel SLOT4 STATe OFF CONFigure MS CHANnel SLOT5 STATe OFF CONFigure MS CHANnel SLOT6 STATe OFF CONFigure MS CHANnel SLOT7 STATe OFF Set slot 0 to GMSK CONFigure MS CHANnel SLOTO MTYPe GMSK User TSC 0 as user TSC in slot 0 CONFigure MS CHANnel SLOT0O TSC USER CONFigure MS CHANnel SLOT0O TSC USER 00100101110000100010010111 JI Activate EVM vs Time measurement CONFigure BURSt ETIMe JI Switch to split screen mode DISPlay FORMat SPLit Run a blocking single sweep INITiate IMMediate WAI Read the averaged EVM RMS value FETCh BURSt MACCuracy EVM RMS AVERage II gt 0 388730555772781 Mode GSM D Manual operation See Meas Settings on page 61 See Demod tab on page 61 See Frame Select Slot to Configure on page 63 See Burst on page 63 See User TSC on page 66 CONFigure MS CHANnel SLOT lt s gt TYPE lt Value gt Specifies the type of the burst Suffix lt s gt lt 0 7 gt Operating Manual 1176 7526 02 01 111 R amp S FSV K10 Remote Commands GSM El CONFigure Subsystem Parameters for setting and query lt Value gt NB HB AB NB Normal Burst HB Higher Symbol Rate Burst AB Access Burst RST NB Example CONF CHAN SLOT TYPE NB M
72. span mode where the gating parameters offset and length are calculated based on the user defined Trigger Offset and Frame Configuration set tings 50 90 of the active part of the Slot to Measure excluding TSC are measured This approach provides improved measurement dynamics compared to the Modulation Spectrum approach that is based on captured UO data Wide Modulation Spectrum List Offset Lower IkHz dB dBm Ato Lim Ato Lim d 90 3400 5600 Fig 3 18 Results Table in Wide Modulation Spectrum The following default settings are used for a Wide Modulation Spectrum measurement Operating Manual 1176 7526 02 01 30 R amp S FSV K10 Instrument Functions GSM REESEN Further Information Setting Default Measurement Scope The slot selected as Slot to measure in Measurement Settings see Slot to Measure on page 62 Averaging Configuration Number of bursts as selected in Statistic Count in General Settings Statistic Count on page 57 Limit Check According to standard e List Limit check of absolute and relative scalar values e The limits depend on the following parameters Frequency band Device Type only BTS type not MS type Burst Type Modulation Filter limits are different for Higher Symbol Rate and Wide Pulse Filter case 2 and others case 1 see 3GPP TS 45 005 chapter 4 2 1 3 The measured reference power 30 kHz bandwidth Number of carrier
73. standard devia tion of the time between the external trigger event and the start of the first symbol of the training sequence midamble in seconds over the selected number of UO captures see Statistic Count on page 57 This command is only available if an external trigger is selected and the Trigger to Sync measurement is active see CONFigure TRGS IMMediate on page 141 Return values Result Operating Manual 1176 7526 02 01 numeric value Standard deviation Default unit S 220 R amp S FSV K10 Remote Commands GSM READ Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set external trigger more TRIGgerl SEQuence SOURce EXTernal JI Activate Trigger to Sync measurement CONFigure TRGS IMMediate Set minimum capture time to speed up measurement SENSe1 SWEep TIME MINimum Auto set trigger offset II Note Correct frame slot configuration assumed CONFigure MS AUTO TRIGger ONCE II Note READ starts a new single sweep and then reads the results Use FETCh to query several results READ BURS PTEM TRGS SDEV I I I Usage Query only Mode GSM READ BURSt SPOWer SLOT lt Slot gt ALL AVERage This command starts the measurement and reads out the average power for the selected slot for all measured burst This command is
74. standard specifies the downlink signal using Adaptive QPSK AQPSK modulation see 3GPP TS 45 004 where two subchannel binary sequences are multiplexed to form a single QPSK sequence The ratio of powers for the subchannels is referred to as the Subchannel Power Imbalance Ratio SCPIR One of the subchannels is interpreted as interference The value of SCPIR affects the shape of the AQPSK constellation For an SCPIR of 0dB the constellation is square as in normal QSPK while for other values of the SCPIR the constellation becomes rectangular Operating Manual 1176 7526 02 01 36 R amp S FSV K10 d Instrument Functions GSM Further Information A new set of training sequences TSCs has also been proposed see 3GPP TS 45 002 for GMSK signals The previous TSCs for GMSK bursts are listed as Set 1 while the new TSCs are listed as Set 2 AQPSK signals can be formed using TSCs from Set 1 on the first subchannel and TSCs from either Set 1 or Set 2 on the second subchannel In case a TSC from Set 2 is used it should match the TSC from Set 1 i e TSC lt n gt from Set 1 on subchannel 1 should match TSC lt n gt from Set 2 on subchannel 2 for n 0 7 The R amp S FSV K10 supports measurement of the following signals e GMSK bursts using the TSCs from Set 1 or Set 2 e AQPSK bursts with any combination of TSCs from Set 1 and 2 on the subchannels e AQPSK bursts with a user specified SCPIR The following measurement of the
75. station in the downlink DL Operating Manual 1176 7526 02 01 33 R amp S FSV K10 Instrument Functions GSM Further Information The frequencies specified in the standard plus their channel numbers ARFCN are shown in the figure and table below Frequency MHz 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 M M e T GSM 380 2 Uplink Downlink T GSM 410 H GSM 450 H GSM 480 H GSM 710 e GSM 750 H T GSM 810 GSM 850 i3 Frequency Band P GSM 900 h i E GSM 900 Fr R GSM 900 P T GSM 900 H DCS 1800 PCS 1900 r7 Fig 3 19 The frequencies specified in the GSM standard Table 3 5 Frequencies and channel numbers ARFCN in the GSM standard Band Class UL Fre DL Fre Fre Band UL ARFCN MHz quen MHz quen quen DL CN CN CN Shift Mid dle Low Up Low Up UL DL Range 1 Range 2 T GSM 380 380 2 389 8 390 2 399 8 385 0 395 0 10 0 48 MHz T GSM 410 410 2 419 8 420 2 429 8 415 0 425 0 10 0 48 MHz GSM 450 450 4 457 6 460 4 467 6 454 0 464 0 10 259 293 MHz GSM 480 478 8 486 0 488 8 496 0 482 4 492 4 10 306 340 MHz GSM 710 698 0 716 0 728 0 746 0 707 0 737 0 30 0 90 m MHz GSM 750 747 0 762 0 777 0 792 0 754 5 784 5 30 438 511 MHz T GSM 810
76. the function once RST ON Example CONF AUTO LEV OFF Mode GSM Manual operation See Meas Settings on page 61 See Auto Set tab on page 76 See Level on page 76 CONFigure MS AUTO TRIGger Value This command is used to switch on or off automatic trigger offset level detection while running auto set When switched on trigger detection is performed on auto set Using the ONCE argument starts one auto trigger measurement immediately Parameters for setting and query lt Value gt OFF ON ONCE OFF Switch the function off ON Switch the function on ONCE Execute the function once RST ON Example CONF AUTO TRIG OFF Mode GSM Manual operation See Meas Settings on page 61 See Auto Set tab on page 76 See Trigger on page 77 CONFigure MS BSEarch lt State gt This command toggles between active burst search and inactive burst search Note This command is retained for compatibility with R amp S FS K5 only Use CONFigure MS SYNC MODE BURSt or CONFigure MS SYNC MODE ALL instead see CONFigure MS SYNC MODE on page 129 Operating Manual 1176 7526 02 01 98 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Parameters for setting and query lt State gt 110 ON OFF ON Burst search on OFF Burst search off RST 1 Mode GSM CONFigure MS BSTHreshold lt Value gt This command changes the burst find threshold Note This command is retained for compa
77. timeslot length criteria Note that since the reference point at the middle of midamble of each slot must coin cide the length of the guard interval between successive bursts will depend on both the timeslot length and the symbol rate of bursts in successive slots As stated in the standard 3GPP TS 45 010 for the Equal Timeslot Length case ifthere is a pair of different symbol period bursts on adjacent timeslots then the guard period between the two bursts shall be 8 5 normal symbol periods which equals 10 2 reduced symbol periods For the Not Equal Timeslot Length case deriving the guard interval length is somewhat more complicated and the possible values are summarized in Table 5 7 2 of 3GPP TS 45 010 reproduced below as table 3 8 for convenience Table 3 8 Guard period lengths between different timeslots Burst Transition Guard Period Between Timeslots In Guard Period Between Timeslots In terms of normal symbol periods terms of reduced symbol periods TSO and TS1 or Any other timeslot TSO and TS1 or Any other timeslot TS4 and TS5 pair TS4 and TS5 pair normal symbol 9 8 10 8 9 6 period to normal symbol period normal symbol 9 25 8 25 11 1 9 9 period to reduced symbol period SS eee Operating Manual 1176 7526 02 01 50 R amp S FSV K10 Instrument Functions GSM DESSERT Softkeys and Settings of the GSM Menu Burst Transition Guard Period Between Timeslots
78. to configure 3 2 8 Overview of filters in R amp S FSV K10 The R amp S FSV K10 measurement application requires a number of filters for different stages of signal processing These include the Multi Carrier filter for Multi Carrier base station measurements only the Power vs Time filter and the Measurement filter A signal flow diagram is shown in figure 3 24 to illustrate where the different filters are used SS ee Operating Manual 1176 7526 02 01 41 Further Information Synchronization Measurement Filter Modulation Spectrum Measurements Fig 3 24 Signal flow diagram highlighting filtering operations 3 2 8 1 Multi Carrier Filter The Multi Carrier filter is only applied to the captured data if the Multi Carrier BTS option is selected see Multicarrier BTS on page 75 This filter is used to suppress neighboring channels which may disturb measurement of the channel of interest The output from the Multi Carrier filter is used to perform synchronization and demodulation This filter is not applied for Power vs Time or Spectrum measurements For suppression of neighboring channels in the Power vs Time measurement see the Power vs Time Filter The frequency response of the Multi Carrier filter is shown in figure 3 25 Magnitude Response of the Multi Carrier Filter Passband Detail 80 60 40 20 D 20 40 60 Magnitude dB 600 400 200 0 200 400 500 Frequency kHz Fi
79. 00 3800 100 100 4000 100 100 4200 100 100 4400 100 100 4600 100 100 4800 100 100 5000 100 100 5200 100 100 5400 100 100 5600 100 100 5800 100 100 6000 100 100 Operating Manual 1176 7526 02 01 29 R amp S FSV K10 Instrument Functions GSM Measurements and Result Displays The measurement can be performed using either the External or Power trigger modes see chapter 3 2 6 Trigger settings on page 39 The trigger signal must be received once per GSM frame When using a power trigger every active burst in the frame is measured It is therefore important that all active bursts in the frame have the same modulation and filter type otherwise the measurement results are not standard conformant Power trigger operation is not recommended for modulation formats that have zero crossings i e all except GMSK QPSK and 8PSK Therefore the power trigger should only be used for GMSK QPSK and 8PSK bursts For 16QAM and 32QAM bursts an external trigger should be used It is recommended that you use the Auto Set gt Trigger functionality of the R amp S FSV K10 application before starting the wide modulation list measurement This automatically determines the appropriate Trigger Offset for the given frame configuration and the signal under test see Trigger Offset on page 57 Contrary to Modulation Spectrum the Wide Modulation Spectrum measurement is per formed in gated zero
80. 1 248 R amp S FSV K10 List of Commands List of Commands le EE 91 CAL Culate LlMitznz CONTlnuous OR 244 CAL Culate Mitznz LOWer MAC 244 CAL Gulate LIMit lt n gt LOWer OFF Sivrisinema anan ip de e eg e ete Dag e dede dada 244 CALGCulate LIMitsns NAME 1 teet te i epee Ga Hc da iain pode ce ee di De de p eee 244 CALC late LIMitsn gt STATE 244 CALOulate LIMit n Uber MARGim AAA 244 CAL Culat e EIMItsn UPPer OF E 244 CALCulate d ge Hd Te KEE CALCulate lt n gt LIMit lt i gt FAIL CAL Culatecnz MAbRkercmz AOF F eene sn hnnnen sehn nns shit ress ein res sein tense innate sinet nsns erre snnt 93 CALCulate lt n gt MARKer lt m gt TRACE enne ete thn nent tentesethtte te test ese ten tese testes a tnnt ene tnn rennes 93 CAL Culatesnz MARKoeremo X ed oed tede e pete fase EENEG te di ee nied 94 CAL Culate cnz MAbkercmzscy ener et nnnte ie henns sen rnr siat entes en erns indt rens r REEERE EESE E rsen 94 CALCulate lt n gt MARKersm gt ZOOM A 95 CALCulate lt n gt MARKer lt m gt STATe 92 CONFioure BURGrCCONZtelt IMMedatel nnne nennen nerennnnnnnnis 131 CONFioure BURGCETIMel MMedatel AAA 131 CONFigure BURSt MACCuracy IMMediate sees 131 CONFigure BURSt MERRor IMMediate esee eene rennen 131 CONFigure BURSt PFERror IMMediate eese nen
81. 176 7526 02 01 203 R amp S FSV K10 Remote Commands GSM READ Subsystem READ BURSt MACCuracy FREQuency AVERage This command starts the measurement and reads out the average measurement of the Frequency Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measure ment can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Average Default unit Hz Example READ BURS FREQ AVER Usage Query only Mode GSM READ BURSt MACCuracy FREQuency CURRent This command starts the measurement and reads out the currently measured value of the Frequency Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the mea surement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Currently measured value Default unit Hz Example READ BURS FREQ CURR Usage Query only Mode GSM READ BURSt MACCuracy FREQuency MAXimum This command starts the measurement and reads out the maximum measurement of the Frequency Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further r
82. 26 02 01 225 R amp S FSV K10 Remote Commands GSM READ Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the slot scope Use all 8 slots for the PVT measurement Number of slots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measure 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Note READ starts a new single sweep annd then reads the results Please use FETCh to query several results READ BURSt SPOWer SLOT1 CURRent CRESt Usage Query only Mode GSM READ BURSt SPOWer SLOT lt Slot gt CURRent MAXimum This command starts the measurement out the maximum power for the selected slot for the current burst This command is only available when the Power vs Time measurement is selected see CONFigure BURSt PTEMplate IMMediate on page 132 Suffix Slot lt 0 7 gt Slot number to measure power on The selected slot s must be within the slot scope i e First slot to measure S s S First slot to measure Number of Slots to measure 1 Return values lt Result gt numeric value Maximum Default unit dBm PE Operating Manual 1176 7526 02 01 226 R amp S FSV K10 Remote Commands GSM READ Subsystem Example Preset the inst
83. 26 02 01 252 R amp S FSV K10 List of Commands INPUtSECEGE mar er ha eee siete des Sent ease ee reat awe ecseestts 189 INSTr mernt NSELect rrr re rr tr nro nri iret oaterastesaiectestsassieedseckesbeusicesessaedazenaszncsvesese 190 Jegen EE EE 190 MMEMory LOAD IQ SIFAT undeet rettet eiddi ete pe e Ead Maden denna 191 MMEMorv STObelOSrATe eene nre etre nri teren ritenere rennen etre eterne nen nnns 192 READGAUIGGLENM He D M 193 READ BURSt PTEMplate TRGG AVERage nennen nennen etri nre trinis 216 READ BURG bTEMolate TRGGCUbRbent nennen rennen netten nnne 217 READ BURSt PTEMplate TRGS MAXimum sess nre nne nre nne enne 218 READ BURG PTEMolate TRGG MiNilmum eene nennen ertt enne 219 READ BURSt PTEMplate TRGS SDEViation essere rennen nennen 220 READ BURG GbOMWer SL OT ZGlot ALL AVERage nennen rennen 221 READ BURG GbOMWer GL OT ZGlot ALL CRESI nennen nennen nnne enn ens 222 READ BURSt SPOWer SLOT lt Slot gt ALL MAXimum 1223 READ BURG GbOMWer GL OT ZGlot CURRent AVERage nennen 224 READ BURSt SPOWer SLOT sSlot CURRent CREG essere 225 READ BURSt SPOWer SLOT sSlot CURRent MAXimum essen eene 226 READ BURSt SPOWer SLOT Slot DELTatosync sss 227 READ BURG MAC CurzcvlADbRoop AVEhRage nene eene nennen enne 196 READ BURSt MACCuracy ADRoop CURRent 196 READ BURG MAC CuracvlADbRoop MANimum n
84. 3 ACT8sync4 ACT8sync5 ACT8sync6 ACT8sync7 ACT8sync8 For ACT lt k gt sync lt m gt the following settings are defined Slot to measure is set to m 1 No of Slots is set to k First Slot to measure is set to 0 Slots 0 to k 1 are set to active the remaining slots are set to inac tive Slot properties of slot numbers 0 to k 1 are copied from the last active Slot to measure RST ACT1sync1 Example CONF CHAN SLOT MULT ACT3sync2 Slot to measure is 1 Number of slots is 3 First slot to measure is O Slots 0 1 2 are active Mode GSM CONFigure MS CHANnel SLOT lt s gt PCL Value This command is now obsolete and is retained for compatibility reasons only Suffix lt s gt lt 0 7 gt Parameters for setting and query lt Value gt numeric value PCL or Dynamic PCL of the slot RST 0 Default unit NONE Example CONF CHAN SLOT PCL 5 Mode GSM Operating Manual 1176 7526 02 01 104 R amp S FSV K10 Remote Commands GSM i SS SS a Se CONFigure Subsystem CONFigure MS CHANnel SLOT lt s gt SCPir lt Value gt This command specifies the Subchannel Power Imbalance Ratio SCPIR of the specified slot Note This command is only available for AQPSK modulation Suffix lt s gt lt 0 7 gt Number of slot to configure Parameters for setting and query lt Value gt numeric value Subchannel Power Imbalance Ratio SCPIR in dB Range 15 to 15 RST 0 Default unit NONE Exampl
85. 5 Set 2 TSC 6 Set 2 TSC 7 Set 2 TS 0 Access Burst TS 1 Access Burst TS 2 Access Burst USER QPSK 8PSK 16QAM 32QAM TSC 0 TSC 1 TSC 2 TSC 3 TSC 4 TSC 5 TSC 6 TSC 7 User user defined TSCs User TSC on page 66 Remote command CONFigure MS CHANnel SLOT lt s gt TSC on page 109 User TSC Burst Frame Select Slot to Configure Demod tab Meas Set tings Sets the bits of the user defined TSC The number of bits depend on the burst type and the modulation and is indicated in the table below Note For AQPSK modulation the user defined TSC is defined for each subchannel see User TSC on page 68 Operating Manual 1176 7526 02 01 66 CONFigure CONFigure CONFigure CONFigure CONFigure CONFigure CONFigure CONFigure MS CONFigure OO OO 3 CHANnel SLOTO CHANnel SLOTO Softkeys and Settings of the GSM Menu Table 3 9 Number of TSC bits depending on burst type and modulation Burst Type Modulation Number of Bits Normal GMSK 26 Normal 8PSK 78 Normal 16QAM 104 Normal 32QAM 130 Higher Symbol Rate QPSK 62 Higher Symbol Rate 16QAM 124 Higher Symbol Rate 32QAM 155 Access Burst GMSK 41 Remote command CONFigure MS CHANnel SLOT s TSC USER on page 110 Subchannel 1 2 Burst Frame Select Slot to Configure Demod tab Meas Settings For AQPSK modulation the training sequence and user defined TS
86. 70 833 ksymb s exact 1625 6 ksymb s This corresponds to a bit rate of 270 833 kbit s The details are specified in chapter 2 of 3GPP TS 45 004 see table 3 1 The 8PSK Phase Shift Keying modulation which is used within EDGE was introduced to increase the data rate on the physical link It uses the same symbol rate the normal symbol rate as GMSK 270 833 ksymb s but has a bit rate of 3 x 270 833 kbit s exact 812 5 kbit s In this method three bits represent a symbol The details are specified in chapter 3 3GPP TS 45 004 see table 3 1 The 16QAM and 32QAM Quadrature Amplitude Modulation modulation which are used in EDGE Evolution were introduced to further increase the data rate on the physical link They use the normal symbol rate 270 833 ksymb s but have bit rates of 4 x 270 833 kbit s or 5 x 270 833 kbit s respectively The details are specified in chapter 4 3GPP TS 45 004 see table 3 1 The QPSK 16QAM and 32QAM modulation at higher symbol rate which are used in EDGE Evolution were introduced to further increase the data rate on the physical link They use a higher symbol rate 325 ksymb s but have bit rates of 2 x 325 kbit s 4 x 325 kbit s or 5 x 325 kbit s respectively The details are specified in chapter 5 3GPP TS 45 004 see table 3 1 The figure below shows the modulation spectrum for both GMSK and 8PSK Operating Manual 1176 7526 02 01 35 R amp S FSV K10 Instrument Functions GSM
87. 84 61 56 85 REL PASSED 0 998400000 998400000 85 20 56 85 REL PASSED Mode GSM READ SPECtrum MODulation REFerence IMMediate This command starts the measurement and returns the measured reference power of the Modulation Spectrum This command is only available when the Modulation Spec trum measurement is selected see CONFigure SPECtrum MODulation IMMediate on page 136 The result is a list of partial result strings separated by commas Return values lt Level1 gt measured reference power in dBm lt Level2 gt measured reference power in dBm lt RBW gt resolution bandwidth used to measure the reference power in Hz Operating Manual 1176 7526 02 01 229 R amp S FSV K10 Remote Commands GSM b M T READ Subsystem Example READ SPECtrum MODulation REFerence IMMediate Usage Query only Mode GSM READ SPECtrum SWITching ALL This command starts the measurement and reads out the result of the measurement of the transient spectrum This command is only available when the transient spectrum measurement is selected see CONFigure SPECtrum SWITching IMMediate on page 139 The result is a list of partial result strings separated by commas Return values Placeholder curently irrelevant Freq1 Absolute offset frequency in Hz lt Freq2 gt Absolute offset frequency in Hz lt Level gt Measured level at the offset frequency in dB or dBm For mo
88. 900 MHz SENSe FREQuency CENTer 900MHZ Set the Ref level to 0 dom DISPlay WINDowl TRACel Y SCALe R Read back the Ref Level DISPlay WINDow1 TRACel Y SCALe RLEVel RF JI Choose the Wide Modulation spectrum measurement CONFigure WSPectrum MODulation IMMediate II Trigger Mode should be set to Power mode by default TRIGgerl SEQuence SOURce IFPower Run Auto Trigger determine the trigger level and offset CONFigure MS AUTO TRIGger ONCE OPC Read out the trigger leve TRIGgerl SEQuence LEVel IFPower Read out the Trigger Offset TRIGgerl SEQuence HOLDoff TIME Set the statistic count to 50 SENSe SWEep COUNt 50 Do one measurement and read out the results for all offset fre quencies READ WSPectrum MODulation ALL EVel RF 0 Gl J Usage Setting only Mode GSM Manual operation See Wide Spectrum on page 81 See Wide Mod Spectrum on page 81 Operating Manual 1176 7526 02 01 143 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem CONFigure WSPectrum MODulation LIMIT lt Mode gt This command selects whether the list results power and limit values of the Wide Mod ulation Spectrum measurement are returned in a relative dB or absolute dBm unit This command is only available when the Wide Modulation Spectrum measurement is selected see CONFigure WSPectrum MODulation IMMediate on page 142 Parameters
89. AT OPER COND Mode all 4 13 2 STATus QUEStionable Subsystem This subsystem queries the information in the status reporting system For details see chapter 5 Status Reporting System on page 246 STA Nee EEN de Ch KT 237 STATUS QUESTOonable SYNC CONDON EE 238 STATuSs QUESiionable SYNC TEE 238 STATusOUEzuonable GvhNCNTRansigon eese enne nnne nennen nnns 238 STATus QUESHonable S dr eng E ME 238 STATus QUEStionable SYNC EVENt This command queries the contents of the EVENt part of the STATus QUEStionable SYNC register The EVENt part indicates whether an event has occurred since the last reading it is the memory of the CONDition part It only indicates events passed on by the transition filters It is updated continuously This part can only be read by the user Reading the register or using the CLS command clears it For details on possible events see chapter 5 Status Reporting System on page 246 Example STAT QUES SYNC Usage Query only Mode GSM Operating Manual 1176 7526 02 01 237 R amp S FSV K10 Remote Commands GSM E STATus Subsystem STATus QUEStionable SYNC CONDition This command queries the contents of the CONDition part of the STATus QUEStionable SYNC register This register part can only be read but not written to or cleared Readout does not delete the contents of the CONDition part Example STAT QUES SYNC COND Usage Query on
90. C BURS BPOW SDEV Usage Query only Mode GSM FETCh BURSt MACCuracy EVM PEAK AVERage This command reads out the average of the peak measurement of the Error Vector Mag nitude taken over the selected number of bursts Return values lt Result gt numeric value Average value Default unit NONE Operating Manual 1176 7526 02 01 153 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Activate modulation accuracy measurement CONFigure BURSt MACCuracy IMMediate Run a blocking single sweep INITiate IMMediate WAI Query the measurement result FETC BURS PEAK AVER Usage Query only Mode GSM FETCh BURSt MACCuracy EVM PEAK CURRent This command reads out the current peak value of the Error Vector Magnitude taken over the selected number of bursts Return values lt Result gt numeric value Currently measured peak Default unit NONE Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Activate modulation accuracy measurement CONFigure BURSt MACCuracy IMMediate Run a blocking single sweep INITiate IMMediate WAI Query the measurement result FETC BURS PEAK CURR
91. C are defined for each subchannel 3 CHANnel SLOTO MS MS a HANnel SLOTO HANnel SLOTO HANnel SLOTO HANnel SLOTO CHANnel SLOTO CHANnel SLOTO TYPE NB MTYPe AQPSk SCPir 4 cc FILTer LINearisSed M SUBChannell TSC 0 1 gt STATe ON J j SUBChannell TSC USER 01 0 W SUBChannel2 TSC 0 2 M SUBChannel2 TSC USER 01 0 M Mi Burst Slot 0 Data 116 Training Sequence TSC Subchannel 1 2 Burst Frame Select Slot to Con figure Demod tab Meas Settings Selects the training sequence and the set of the selected subchannel of a single slot for AQPSK modulation TSC 0 TSC 7 Set 1 2 Selects a standard TSC of Set 1 2 that complies with the GSM standard For subchannel 1 only Set 1 is available USER Selects a user defined TSC see User TSC on page 68 Remote command CONFigure MS CHANnel SLOT lt s gt SUBChannel lt ch gt TSC on page 106 R amp S FSV K10 Instrument Functions GSM Softkeys and Settings of the GSM Menu User TSC Subchannel 1 2 Burst Frame Select Slot to Configure Demod tab Meas Settings Sets the 26 bits of the user defined TSC of the selected subchannel for AQPSK modu lation Remote command CONFigure MS CHANnel SLOT lt s gt SUBChannel lt ch gt TSC USER on
92. CALCulate LIMit2 FAIL is not available Suffix lt n gt 1 irrelevant lt i gt The number of the limit line to access Return values lt Result gt 110 ON OFF 1 Fail 0 Pass Example CALC LIM2 FAIL Usage Query only Mode GSM CALCulate MARKer Subsystem The marker is used to evaluate the graphical measurement results at certain trace points Therefore the marker is placed at a certain position by specifying the X value or atrace property like maximum or minimum peak search and then query the marker value GSM mode now also supports up to 4 markers CAL Gulatesn MARKersm STATe uarie nto nente baden una genet ku anu inna dade e Reads 92 CAL Culate nz M AbkercmzAOEE sedet sitsse asse sss se s siia 93 CAL Gulate nMARKersmsTRA QG EE 93 GALGulate n MARKer sim X iiie nes de ien are eene deni eaae qe cesa aede uc don e Rada dde soa n dE aded d aa 94 CAL Culate nz MAkercnmzsN ssseeisssiisssse i sisse sessi di sas se sin sie 94 ee DIE EE E Erde ME 95 CALCulate lt n gt MARKer lt m gt STATe State This command activates a marker in the specified window Suffix lt n gt 1 irrelevant lt m gt lt 1 4 gt Marker number Parameters for setting and query lt State gt 110 ON OFF Operating Manual 1176 7526 02 01 92 R amp S FSV K10 Remote Commands GSM CALCulate Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument
93. Ch only reads the results without starting a new sin gle sweep Run a blocking single sweep INITiate IMMediate WAI FETCh BURSt SPOWer SLOTO CURRent CRESt Usage Query only Mode GSM FETCh BURSt SPOWer SLOT lt s gt CURRent MAXimum This command reads out the maximum power for the selected slot for the current burst This command is only available if Power vs Time measurement is selected and if the slot is part of the selected slot scope see chapter 3 2 7 Defining the Scope of the Measurement on page 39 Suffix lt s gt lt 0 7 gt Slot number to measure power on The selected slot s must be within the slot scope i e First slot to measure S s S First slot to measure Number of Slots to measure 1 Return values lt Result gt numeric value Maximum Default unit dBm PE Operating Manual 1176 7526 02 01 178 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the slot scope Use all 8 slots for the PVT measurement Number of slots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measure 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Run a single sweep Note FETCh only reads the res
94. CuracvlFREOuency GDEViaton eee eosrsrnereeornrnnererennen 205 READ BURG MAC CuracvlOlMbalance AVERage sse eene 205 READ BURSI MACCuracy IQlMbalance CLURbent nennen 205 READ Subsystem READ BURSIt MACCuracy IQlMbalance MAXimum esee nnne 206 READ BURSI MACCuracy IQIMbalance SDEViation esses 206 READ BURG MAC CuracvllOOFtset AVEhRage nennen enne 207 READ BURSIEMACGuracy IOOFTset CURRent neni teens SENNENG 207 READ BURG MAC CuracvllOOFtset MAxlmum eene nnne nnns 207 READ BURG MAC CuracvllOOFtset SDEVlatlon cae eeeeeeeteeeeeeeeeeseeaaaeneees 208 READ BURG MAC CuracvlMERbRor PDEAK AVEHRage rene 208 READ BURG MAC CuracvlMERbRor PDEAkKCUbent cece eceeeeeeeeeeeeeeesaeeaeeneneees 208 READ BURG MAC CuracvlMERbRor PDEAK MAXimum enne 209 READ BURG MAC CuracvlMERbRor DEAkK GDtEViaton 209 READ BURG MAC CuracvlMERRor RMS AVERage eene nen 209 READ BURG MAC CuracvlMERbRor RMG CURbent nnn 210 READ BURSIt MACCuracy MERRor RMS MAXimum esses 210 READ BURSIt MACCuracy MERRor RMS SDEViation essere 211 READ BURG MAC CuracvlOGllbDpnress AVChHRage nemen 211 READ BURG MAC CuracvlOGllbpnress CURent nennen 211 READ BURSIt MACCuracy OSUPpress MAXimum cessisset 212 READ BURG MAC CuracvlOGllbpnreses GDEVlatlon enn 212 READ BURG MAC Curacvl PERCentile EVM eee caeaeeeeeeeeeeeeeeeeeesaeeaeaaaeneees 212 READ BURSt MACCuracy PERCent
95. DEViation 208 READ BURSIt MACCuracy MERRor PEAK AVERage essen eene nennen nnne 208 READ BURSIt MACCuracy MERRor PEAK CURRent essere nennen enne 208 READ BURSIt MACCuracy MERRor PEAK MAXimum essent 209 READ BURSIt MACCuracy MERRor PEAK SDEViation essen eene 209 rcm uA CU A UU UE Ms Operating Manual 1176 7526 02 01 253 R amp S FSV K10 List of Commands READ BURG MAC CurzcvlMERRor RMG AVERage nennen 209 READ BURSIt MACCuracy MERRor RMS CURRent essent 210 READ BURSt MACCuracy MERRor RMS MAXiMUM esses nennen nennen neret enn 210 READ BURSIt MACCuracy MERRor RMS SDEViation seen 211 READ BURSt MACCuracy OSUPpress AVERQge eene nennen nnne teretes 211 READ BURSIt MACCuracy OSUPpress CURRent essen rennen nnne nre 211 READ BURG MAC CuracvltOSllbporess MA Ximum eene enne enne en nen nrnnn nennt inna 212 READ BURSIt MACCuracy OSUPpress SDEViation essen 212 READ BURSIt MACCuracy PERCentile EVM esee ene nennen enne 212 READ BURSt MACCuracy PERCentile MERROr eese nennen rennen 213 READ BURSt MACCuracy PERCentile PERROr esses nennen nennen nennen 213 READ BURSI MACCuracy PERRor PEAK AVERage 2 sss nennen nerennnnee nennen nnnenen 213 READ BURSIt MACCuracy PERRor PEAK CURRent essent 214
96. DIQ Digital IQ only available with R amp S Digital UO Interface option R amp S FSV B17 RST RF Operating Manual 1176 7526 02 01 189 R amp S FSV K10 Remote Commands GSM El INSTrument Subsystem Example INP SEL RF Mode A IQ NF TDS VSA CDMA EVDO WCDMA ADEMOD GSM OFDM OFDMA WiBro WLAN Manual operation See General Settings on page 53 See Primary Settings on page 53 See Signal Source on page 56 4 9 INSTrument Subsystem The INSTrument subsystem selects the operating mode of the unit either via text param eters or fixed numbers Commands of the INSTrument subsystem EN Huet D E TEEN 190 INS EEN oreet ede Ee E ee ees 190 INSTrument SELect lt Mode gt Selects the operating mode Note that the commands are different for R amp S FSV and R amp S FSQ FSG Parameters for setting and query lt Mode gt SANalyzer MGSM GSM SAN Spectrum analyzer MGSM R amp S FSQ FSG GSM GSM mode R amp S FSV K10 option RST SAN Example INST MGSM Usage SCPI confirmed Mode GSM INSTrument NSELect lt Mode gt Selects the operating mode Note that the commands are different for R amp S FSV and R amp S FSQ FSG Operating Manual 1176 7526 02 01 190 R amp S FSV K10 Remote Commands GSM El MMEMory Subsystem Parameters for setting and query lt Mode gt 115 1 Spectrum analyzer 5 GSM option R amp S FSV K10 RST 1 Example INST NSEL 5 Usage SCPI confirmed Mode
97. EMod DECision Value This command determines how the symbols are detected in the demodulator The setting of this parameter does not effect the demodulation of Normal Bursts with GMSK modu lation For Normal Bursts with 8PSK 16QAM 32QAM or AQPSK modulation or Higher Symbol Rate Bursts with QPSK 16QAM or 32QAM modulation use this parameter to get atrade off between performance symbol error rate of the K10 and measurement speed Parameters for setting and query Value Operating Manual 1176 7526 02 01 AUTO LINear SEQuence Symbol decision method AUTO Automatically selects the symbol decision method LiNear Linear symbol decision Uses inverse filtering a kind of zero forc ing filter and a symbol wise decision method This method is rec ommended for high symbol to noise ratios but not for Higher Symbol Rate bursts with a narrow pulse The inverse filter colors the noise inside the signal bandwidth and therefore is not recom mended for narrow band signals or signals with a low signal to noise ratio Peaks in the EVM vs Time measurement see chap ter 3 1 4 EVM vs Time on page 15 may occur if the Linear symbol decision algorithm fails In that case use the Sequence method Linear is the fastest option SEQuence Symbol decision via sequence estimation This method uses an algorithm that minimizes the symbol errors of the entire burst It requires that the tail bits in the analyzed signal are correct
98. FSV K10 Remote Commands GSM Usage Mode FETCh Subsystem Query only GSM Operating Manual 1176 7526 02 01 FETCh BURSt MACCuracy PERCentile MERRor This command reads out the 95 percentile of the Magnitude Error measurement taken over the selected number of bursts Return values lt Result gt numeric value Default unit NONE Example FETC BURS PERC MERR Usage Query only Mode GSM FETCh BURSt MACCuracy PERCentile PERRor This command reads out the 95 percentile of the Phase Error measurement taken over the selected number of bursts Return values lt Result gt numeric value Default unit NONE Example FETC BURS PERC PERR Usage Query only Mode GSM FETCh BURSt MACCuracy PERRor PEAK AVERage This command reads out the average of the peak measurement of the Phase Error taken over the selected number of bursts Return values lt Result gt numeric value Average value Default unit NONE Example FETC BURS PERR PEAK AVER Usage Query only Mode GSM 167 R amp S FSV K10 Remote Commands GSM El FETCh Subsystem FETCh BURSt MACCuracy PERRor PEAK CURRent This command reads out the current peak value of the Phase Error taken over the selected number of bursts Return values lt Result gt numeric value Currently measured peak Default unit NONE Example FETC BURS PERR PEAK CURR
99. FSV K10 Contents Contents WT 5 1 4 Documentation Overview ccccccceseseenceeeeeseeenseeeeeseceeseeesesseceeseeseeseeasseeeeesseensaeeeseeees 5 1 2 Conventions Used in the Documentation seen 7 1 3 How to Use the Help System seeeeeeeeeeeeeeeeeeeenenen nennen nnne nnns 8 EM ioca EE 10 3 Instrument Functions GSM eeeeeeeeeeeeeeeeenenn nn 11 3 1 Measurements and Result Displays cernerent 12 3 2 Further Information oco eite Donee sence EE 31 3 3 Softkeys and Settings of the GSM Menu eene 51 3 4 FREQ Key en diei cei Re a Dre a d dou Dee oe Y EU ev o 83 3 5 AMPT gl 83 3 6 AUTO SET Key ond cen rcd Ede seb aco n rx o cca iid 83 3 7 SWEEP Key eiie cc c cem a ied de eu cree d hoc EU DV 83 3 8 TRACE K6y noira ieee td Us vd i ru c EY rx ERE o Lo Erw E o Dv o 83 3 9 CH nod rt cer rete n e t Ru b e e d Ee d T ru dx Eu d Red v ocv 84 3 10 Softkeys of the Marker Menu MKR Key eene 85 3 11 Softkeys of the Marker to Menu MKR Key eese 85 3 12 Softkeys of the Input Output Menu eeseesseeeseeeseeenennerne nennen nnn 86 4 Remote Commands GSM cesses 88 HMM cun 88 4 2 ABORtSu bsystem eterne rre in eee eed En uie e nuuc naue e ck LXX Rua nee e Vau o
100. FSV K76 77 3GPP TD SCDMA BTS UE Measurement e R amp S FSV K82 83 CDMA2000 BTS MS Analysis e R amp S FSV K84 85 1xEV DO BTS MS Analysis e R amp S FSV K91 WLAN IEEE 802 11a b g j n e R amp S FSV K93 WiMAX IEEE 802 16 OFDM OFDMA Analysis e R amp S FSV K100 K104 EUTRA LTE Downlink Measurement Application e R amp S FSV K101 K105 EUTRA LTE Uplink Measurement Application These manuals are available in PDF format on the CD delivered with the instrument The printed manual can be ordered from Rohde amp Schwarz GmbH amp Co KG Service Manual This manual is available in PDF format on the CD delivered with the instrument It describes how to check compliance with rated specifications instrument function repair troubleshooting and fault elimination It contains all information required for repairing the R amp S FSV by replacing modules The manual includes the following chapters Chapter 1 Performance Test Chapter 2 Adjustment Chapter 3 Repair Chapter 4 Software Update Installing Options Chapter 5 Documents Online Help The online help contains context specific help on operating the R amp S FSV and all available options It describes both manual and remote operation The online help is installed on Operating Manual 1176 7526 02 01 6 R amp S FSV K10 Preface 1 2 1 2 1 1 2 2 Conventions Used in the Documentation the R amp S FSV by default and is also available as an executable chm file on t
101. First Transmitted Symbol Amplitude 1 5 o E H e Decision Instant E 1 o amp a s 05 Symbol Period 2 5 Time Symbol Periods Fig 3 30 EDGE transmit pulse top and the first transmitted symbol bottom The description above also applies to the 16QAM and 32QAM modulations defined for EDGE Evolution using the normal symbol rate 3 2 9 3 QPSK 16QAM and 32QAM Modulation Higher Symbol Rate For the newer reduced symbol period higher symbol rate the standard document 3GPP TS 45 004 defines two transmit pulse shapes the so called narrow and wide pulses The narrow pulse is the same linearised GMSK pulse as described in chap ter 3 2 9 2 8PSK 16QAM and 32QAM Modulation Normal Symbol Rate on page 46 while the wide pulse was designed based on a numerically optimized set of discrete filter coefficients Both narrow and wide pulse shapes are illustrated at the top of figure 3 31 where you can see that the center of the pulse occurs at 3T with T being the reduced symbol period Let us denote the transmit pulse by c t which may be either the narrow or wide pulse then for a sequence of symbols 8 the transmitted signal is defined in the standard as yC 9s e t iT 2 5T Note that the standard specifies Operating Manual 1176 7526 02 01 47 R amp S FSV K10 Instrument Functions GSM 3 2 10 Further Information The time reference t 0 is the start of the active part o
102. General Settings To set the electrical attenuation edit the following fields e Inthe MODE dropdown menu either Auto or Manual are available If set to Auto the electrical attenuator is set automatically by the firmware The default value is Auto e Set the manual power level of the electrical attenuator Remote command INPut EATT on page 188 INPut EATT AUTO on page 188 INPut EATT STATe on page 189 Preamp On Off RF Input Advanced Settings tab General Settings Switches the preamplifier on and off If option R amp S FSV B22 is installed the preamplifier is only active below 7 GHz If option R amp S FSV B24 is installed the preamplifier is active for all frequencies Operating Manual 1176 7526 02 01 59 R amp S FSV K10 Instrument Functions GSM Softkeys and Settings of the GSM Menu This function is not available for input from the R amp S Digital I Q Interface option R amp S FSV B17 Remote command INPut GAIN STATe on page 189 Trigger Polarity RF Input Advanced Settings tab General Settings for future use IF Pow Retrig Holdoff RF Input Advanced Settings tab General Settings for future use IF Pow Retrig Hysteresis RF Input Advanced Settings tab General Settings for future use Auto Track Time RF Input Advanced Settings tab General Settings Sets the sweep time for auto level measurements or swept measurements and the cap ture time for auto
103. H BURG MAC CuracvlMERRor RMSMANimum eene 165 FETCh BURSI MACCuracy MERRor RMS SDEViation esses 165 FETOChBURGOC MAC CuracvlO llbporess AVERage ener 165 FETCh BURSI MACCuracy OSUPpress CURRent sss nennen 165 FETCh BURG MAC CuracvlO llbporess MAximum eene 166 FETCh BURSt MACCuracy OSUPpress SDEViation c ceecseeseresereteceeeeecnaecuenerees 166 FETCh BURSI MACCuracy PERCentile EVM eese enne 166 FETOCHBURGOC MAC CuracvlPERGentie MERbRor nennen 167 FETCh BURSI MAGCuracy PERCentile PERROI 5 creeds iiini 167 FETChBURGOC MAC CuracvlPERbRor PEAK AVERage nen 167 FETCh BURSI MACCuracy PERRor PEAK CURRent esses 168 FETCh BURSI MACCuracy PERRor PEAK MAXimum 2 iieeeeee ceci eha enean anna 168 FETCh BURSt MACCuracy PERRor PEAK SDEViation iiciin 168 FETOCH BURG MAC CuracvlPERbRor RMG AVERage nennen 168 FETCh BURSt MACCuracy PERRor RMS CURREN1 0c0 0 0c6sssecadececeaasaccecdataaccaesnanaae 169 FETCHBURGOC MAC CuracvlPERbRor RMG MANImum cece ee ceeeeeaeaeaeeeneneteeeees 169 FETCHBURGOC MAC CuracvlPERbRor RMG GDtEViaton A 169 FETCh BURStPTEMplate TRGG AVERage sehen een nnt nen reser nnns 170 FETCh BURStPTEMplaie HISGS OURISQEI i erra ote sake aa Rr RRE e Rae 170 FETCh BURSEPTEMplate TRGS MAXImUm aided Sided eee ee 171 FETCh BURSt PTEMplate TRGS MlNimum ssesssesssssesne enne eene nennen
104. II Note Correct frame slot configuration assumed CONFigure MS AUTO TRIGger ONCE Note READ starts a new single sweep and then reads the results Use FETCh to query several results READ BURS PTEM TRGS AVER I I I Usage Query only Mode GSM READ BURSt PTEMplate TRGS CURRent This command starts a Trigger to Sync measurement and queries the currently mea sured time between the external trigger event and the start of the first symbol of the training sequence midamble in seconds over the selected number of UO captures see Statistic Count on page 57 This command is only available if an external trigger is selected and the Trigger to Sync measurement is active see CONFigure TRGS IMMediate on page 141 Return values Result numeric value Currently measured time Default unit S Operating Manual 1176 7526 02 01 217 R amp S FSV K10 Remote Commands GSM READ Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set external trigger more TRIGgerl SEQuence SOURce EXTernal JI Activate Trigger to Sync measurement CONFigure TRGS IMMediate Set minimum capture time to speed up measurement SENSe1 SWEep TIME MINimum II Note READ starts a new single sweep and then reads the results Use FETCh to query several results
105. IQ STATe 1 C gsm_1 iqw H Instead of 1 slots 8 slots should be analyzed CONFigure MS CHANnel MSLots NOFSlots 8 Refresh to apply the changed setting INITiate REFMeas IMMediate I I Usage Setting only Manual operation See Import on page 81 MMEMory STORe IQ STATe 1 lt FileName gt This command stores the UO data to the specified iqw file Parameters lt FileName gt Complete file name including the path Operating Manual 1176 7526 02 01 192 R amp S FSV K10 Remote Commands GSM READ Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and do one measurement INITiatel CONTinuous OFF Set capture time to 1s SENSe1l SWEep TIME 1 S JI Activate power vs time measurement CONFigure BURSt PTEMplate IMMediate Run a blocking single sweep INITiate IMMediate WAI Export captured UO data to file MMEMory STORe IQ STATe 1 C gsm_l iqw Run a blocking single sweep INITiate IMMediate WAI Export captured UO data to file MMEMory STORe IQ STATe 1 C gsm_2 iqw I Now we want to analyze the first capture again Import UO data from file MMEMory LOAD IQ STATe 1 C gsm_1 iqw H Instead of 1 slots 8 slots should be analyzed CONFigure MS CHANnel MSLots NOFSlots 8 Refresh to apply the changed setting INITiate REFMeas IMMediate I I I
106. It eese nne 225 READ BURG GbOwWer GL OT Glotz CUbRbentMANimum nennen 226 READ BURSESPOWsESLOT Slot DELTatosync o cede iei c Lee eee ea anra eene 227 READ BURSt MACCuracy ALL This command starts the measurement and returns all the results When the measure ment is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measure ment via the FETCh BURSt subsystem Example READ BURS ALL R amp S FSV K10 Remote Commands GSM El READ Subsystem Usage Query only Mode GSM READ BURSt MACCuracy ADRoop AVERage This command starts the measurement and reads out the average measurement of the Amplitude Droop taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measure ment can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Average Default unit dB Example READ BURS ADR AVER Usage Query only Mode GSM READ BURSt MACCuracy ADRoop CURRent This command starts the measurement and reads out the currently measured value of the Amplitude Droop taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the mea surement can then be
107. It has a better performance lower symbol error rate compared to the Linear method especially at low signal to noise ratios but with a loss of measurement speed This method is recommended for normal bursts with 16QAM or 32QAM modulation and for Higher Symbol Rate bursts with a narrow pulse RST AUTO 113 R amp S FSV K10 Remote Commands GSM eee SS SS CONFigure Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM JI Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt JI Activate EVM vs Time measurement CONFigure BURSt ETIMe IMMediate Set slot 0 Higher Symbol Rate burst 16QAM Wide Pulse amp TSC 0 CONFigure M CONFigure CONFigure HANnel SLOTO STATe ON HANnel SLOTO TYPE HB HANnel SLOTO MTYPe QAM16 CONFigure HANnel SLOTO FILTer WIDE CONFigure MS CHANnel SLOTO TSC 0 Use seqeunce estimator for the symbol decision CONFigure MS DEMod DECision SEQuence Run a blocking single sweep INITiate IMMediate WAI Read the averaged EVM RMS value FETCh BURSt MACCuracy EVM RMS AVERage Use the linear method for the symbol decision CONFigure MS DEMod DECision LINear Run a blocking single sweep INITiate IMMediate WAI Read the averaged EVM RMS value FETCh BURSt MACCuracy EVM RMS AVERage z CC CH CH S S Do o o o N Mode
108. M magnitude and phase error IQ imbalance etc The numerical readings are displayed in the Modulation Accuracy table B Modulation Accuracy Current Average Peak Std Dev Mag Error Phase Error Origin Offset Suppression 1Q Offset IQ Imbalance Frequency Error Burst Power Amplitude Droop 0 86 Mag Error 0 15 Phase Error 0 49 deg Fig 3 1 Modulation Accuracy To display a Modulation Accuracy table select Demod gt Modulation Accuracy see Modulation Accuracy on page 78 and then start a measurement RUN SINGLE RUN CONT key Modulation Accuracy results can be included in multiple measurements see Multi Meas Tab on page 73 In this case you do not need to start a new measurement If the Modulation Accuracy softkey is not available include Demod in the multiple measurement selection or disable the multiple measurement mode The following default settings are used for a Modulation Accuracy table Operating Manual 1176 7526 02 01 13 R amp S FSV K10 Instrument Functions GSM Measurements and Result Displays Setting Default Measurement Scope The slot selected as Slot to measure in Measurement Settings see Slot to Measure on page 62 Averaging Configuration Number of bursts as selected in Statistic Count in General Settings Statistic Count on page 57 Limit Check None Amplitude Droop The Amplitude Droop value shown in the resul
109. MMediate on page 185 3 8 TRACE Key This key opens the Trace Wizard dialog box Operating Manual 1176 7526 02 01 83 R amp S FSV K10 Instrument Functions GSM TRIG Key Trace Wizard x Average Trace 2 Max Hold Trace 3 Min Hold Trace 4 Clear write In the Trace Wizard you can select which traces of a graph are displayed in which mode Average Max Hold Min Hold or Clear Write or which should be hidden Blank The following table shows the available traces and modes depending on the measurement Measurement Trace 1 Trace 2 Trace 3 Trace 4 Power vs Time Average Max Hold Min Hold Clear Write Graph Blank Blank Blank Blank EVM vs Time Graph Phase Error vs Time Graph Magnitude Error vs Time Graph Constellation Clear Write Graph Blank Modulation Spec Average Clear Write trum Frequency Blank Blank Domain Transient Spec Max Hold Clear Write trum Frequency Blank Blank Domain Trigger to Sync Histogram PDF of Average Graph Blank Blank For a description of the trace modes see the Trace Mode Overview section in the base unit manual Remote command DISPlay WINDow lt n gt TRACe lt t gt MODE on page 146 3 9 TRIG Key This key opens the General Settings dialog box and directly jumps to the Trigger Mode field see Trigger Mode on page 57 Operating Manual 1176 7526 02 01 84 R amp S FSV K10 Instrument
110. MOD This measurement is based on captured UO data Use the Wide Modulation spectrum meas urements for measurements in zero span mode see CONFigure WSPectrum MODulation IMMediate on page 142 Example CONF SPEC MOD Usage Setting only Mode GSM Manual operation See Spectrum on page 80 See Modulation Spectrum on page 80 Operating Manual 1176 7526 02 01 136 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem CONFigure SPECtrum MODulation LIMIT lt Mode gt This command selects whether the list results power and limit values of the Modulation Spectrum measurement are returned in a relative dB or absolute dBm unit This command is only available when the Modulation Spectrum measurement is selected see CONFigure SPECtrum MODulation IMMediate on page 136 Parameters for setting and query Mode ABSolute RELative RST RELative Example Select Modulation Spectrum measurement measurement on captured UO data CONFigure SPECtrum MODulation IMMediate Only list results are required CONFigure SPECtrum SELect LIST Absolute power and limit results in dBm CONFigure SPECtrum MODulation LIMit ABSolute Run one measurement and query absolute list results READ SPECtrum MODulation ALL I gt 0 933200000 933200000 108 66 65 00 ABS PASSED Mode GSM CONFigure SPECtrum MODulation LIST BANDwidth RESolution lt OffsetFreq gt lt RBW_VBW gt
111. MS MULTi SPECtrum MODulation ON Mode GSM Manual operation See Meas Settings on page 61 See Multi Meas Tab on page 73 See Modulation Spectrum on page 74 CONFigure MS MULTi SPECtrum SWITching lt State gt Use this command to always include exclude the calculation of the results of the Tran sient Spectrum measurement when the multiple measurement mode is active see CONFigure MS MULTi STATe Note When activated list results are returned To obtain graphical results use CONFigure SPECtrum SELect FREQdomain see CONFigure SPECtrum SELect on page 138 Operating Manual 1176 7526 02 01 121 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Parameters for setting and query lt State gt 1 0 ON OFF ON Calculate Transient Spectrum results OFF Do not calculate Transient Spectrum results RST 1 Mode GSM Manual operation See Meas Settings on page 61 See Multi Meas Tab on page 73 See Transient Spectrum on page 74 CONFigure MS MULTi STATe State This command activates the multiple measurement mode Multiple measurement mode means that several measurement results can be calculated on the same UO data capture in parallel If it is known in advance which measurement results are required then use the multiple measurement mode to reduce total measurement time When active only the results of the selected measurements are available Measurements that are not selecte
112. Manual operation See Demod on page 77 See Trigger to Sync on page 79 CONFigure WSPectrum MODulation IMMediate This command selects the measurement of the wide spectrum due to modulation WMOD The wide modulation spectrum measurement uses a series of zero span mode measurements and can measure offset frequencies up to 6 MHz This command is only available for IF power or external trigger mode Make sure that the Trigger Offset in the General Settings dialog is set correctly e g using the Auto Set Trigger functionality of the R amp S FSV K10 see Trigger Mode on page 57 and Trig ger on page 77 Operating Manual 1176 7526 02 01 142 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM JI Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Switch display on SYSTem DISPlay UPDate ON JI Activate slot 0 CONFigure MS CH JI Deactivate all othe D Nnel SLOTO STATe ON slots 1 7 E CONFigure MS CHANnel SLOT1 STATe OFF CONFigure MS CHANnel SLOT2 STATe OFF CONFigure MS CHANnel SLOT3 STATe OFF CONFigure MS CHANnel SLOT4 STATe OFF CONFigure MS CHANnel SLOT5 STATe OFF CONFigure MS CHANnel SLOT6 STATe OFF CONFigure MS CHANnel SLOT7 STATe OFF II Set slot 0 to Normal Burst GMSK TSC 0 CONFigure MS CHANnel SLOTO TYPE NB CONFigure MS CHANnel SLOTO MTYPe GMSK Set center frequency to
113. NF SYNC ONLY ON Only if the TSC is found the results are displayed Mode GSM Manual operation See General Settings on page 53 See Primary Settings on page 53 See Measure only on Sync on page 57 4 4 2 CONFigure BURSt subsystem Commands of the Configure BURSt subsystem CONFigure BURSt CONStell IMMediate eeee eee aai 131 GONFigure BURSEETIMe IMMediate 2 2 02d oap NENNEN AAT stems 131 CONFigure BURSt MACCuracy MMediatel nnne 131 CGONFigure BURSEMERRor EIMMediale nine rt tte CEA 131 CONFloure BURGCbtERrortMMedatel eene nnne 132 CONFloure BURGCb EMpolatelIMMedatel eene 132 GONFigure BURSEPTEMplat F Il Ter erceicc toon te ere eroe poenas supe e Pa D Ie AE 132 CONFloure BURGCbTEMplate ER Zoom 133 CONFiqure BURSUP e E EE 133 CONFigure BURStPTEMplate TALON ett ana ied 133 GCONFigure BURSEPTEMplate TMHRES 0cc ticcciccecgeecesdassaseqetedesdaaieaeceecuddsssansideeerecastaass 134 Operating Manual 1176 7526 02 01 130 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem CONFigure BURSt CONStell IMMediate This command selects the constellation measurement Example CONF BURS CONS Usage Setting only Mode GSM Manual operation See Demod on page 77 See Constell on page 78 CONFigure BURSt ETIMe IMMediate This command selects measurement of the EVM Vs time Example CONF BURS ETIM Usage Setting only Mode GSM Manual
114. NPut Subsystem Manual operation See General Settings on page 53 See Advanced Settings tab on page 58 See Baseband digital on page 60 See Input Sample Rate on page 60 INPut EATT lt Attenuation gt This command defines the electronic attenuation If necessary the command also turns the electronic attenuator on This command is only available with option R amp S FSV B25 but not if R amp S FSV B17 is active The attenuation can be varied in 1 dB steps from 0 to 25 dB Other entries are rounded to the next lower integer value If the defined reference level cannot be set for the given RF attenuation the reference level is adjusted accordingly and the warning Limit reached is output Parameters lt Attenuation gt 0 25 RST 0 dB OFF Example INP1 EATT 10 dB Mode all Manual operation See General Settings on page 53 See Advanced Settings tab on page 58 See RF Input on page 58 See Electrical Atten on page 59 INPut EATT AUTO lt State gt This command switches the automatic behaviour of the electronic attenuator on or off If activated electronic attenuation is used to reduce the operation of the mechanical attenu ation whenever possible This command is only available with option R amp S FSV B25 but not if R amp S FSV B17 is active Parameters lt State gt ON OFF RST ON Example INP1 EATT AUTO OFF Mode all Manual operation See General Settings on page 53 See Advanced Sett
115. Nnel SLOT s STATe essen nennen nnne 101 CONFigure MS CHANnel SLOT s FILTer eee etieene NENNEN ER natant n nnn 101 CONFigure MS CHANnel SEOT s MTYPBe i reise enero e ree ee Lade Lege depo 102 CONFigure MS CHANnel SLOT s MULTI e secas aeia nnam a niat sensn 103 CONFioureM lcCH AkNnel GL OTcescbCl hne nnns tnnt rere nenene 104 CGONFigurer MS CHANnel SEO Tess GODBI 1t rau eden aaa tne nu aiaa rama Dd O inan 105 CONFioureM lcCH AkNnel GL OTcezGUlBChannelcchzs T 106 CONFigure MS CHANnel SLOT s SUBChannel ch TSC USER sees 107 CGONFiaurer MS CHANBel SEO Tess KE 109 CONFigure MS CHANneESEOT SS TSG USER eiae Leti ceste tea tutta anus de deat 110 CONFigurepMSECHANBelE Ban ER dE 111 CONFigure MS CHANnel TSC cccctecsceseseseseseeeeseeeneteceteeeneeeseeesesenesaneaeauaeanneenenees 112 Elei Lee ie Re e Ken EE 112 GONFigure MSIEDEMOodDEGISIOD 2 2 2 cete a re aec Let ore ac aei a a 113 CONFigure EMS RE Dn RE 114 CONFUS MS DEVIGe TYPE TEE 115 CONFigure MS ECONfigure MREFereriCe 222 endet pesci eeee ees Loue e eek e Eden aiidas 116 CONFigure MS ECONfigure SLOT s MODuUlation esses 116 CONFigure MS MCARrier STATel eene nein en nr nn nnns nn nere 116 CONFg re MS MCARNer AC lg E 117 CONFigure MS ee ET 117 E Le E e el KE 118 GONFigurer MS MGQARrer MOB IS Litau
116. Nnel SLOT lt s gt MTYPe lt Value gt This command specifies the modulation type of the specified slot Suffix lt s gt lt 0 7 gt the slot to configure R amp S FSV K10 Remote Commands GSM El CONFigure Subsystem Parameters for setting and query lt Value gt GMSK QPSK PSK8 QAM16 QAM32 AQPSk Modulation type the available values depend on the burst type For Normal Burst GMSK 8PSK 16QAM 32QAM and AQPSK are available For Higher Symbol Rate Burst QPSK 16QAM and 32QAM are available GMSK GMSK Gaussian Minimum Shift Keying 1 bit symbol QPSK QPSK Quadrature Phase Shift keying 2 bits symbol PSK8 8PSK EDGE Phase Shift Keying 3 bits symbol QAM16 16QAM 16 ary Quadrature Amplitude Modulation 4 bits symbol QAM32 32QAM 32 ary Quadrature Amplitude Modulation 5 bits symbol AQPSk Adaptive Quadrature Amplitude Modulation RST GMSK Example CONF CHAN SLOT MTYP GMSK Mode GSM Manual operation See Meas Settings on page 61 See Demod tab on page 61 See Frame Select Slot to Configure on page 63 See Burst on page 63 See Modulation on page 64 CONFigure MS CHANnel SLOT lt s gt MULTi Value This command defines the used slots of the mobile or base station The multislot setting defines how many adjacent slots are active and which of the active slots should be used for synchronization For the phase frequency error modulation accuracy and power vs time measurement the training sequen
117. OFF ON and Q are exchanged inverted sideband Q j I OFF Normal sideband I j Q RST OFF Example SWAP ON Specifies that IQ values should be swapped Mode WLAN GSM OFDM OFDMA WiBro Manual operation See General Settings on page 53 See Advanced Settings tab on page 58 See RF Input on page 58 See Swap Q on page 60 SENSe SWEep COUNt lt NumberSweeps gt This command defines the number of sweeps started with single sweep which are used for calculating the average or maximum value If the values 0 or 1 are set one sweep is performed Parameters lt NumberSweeps gt 0 to 32767 RST 0 GSM 200 PHN 1 Operating Manual 1176 7526 02 01 235 R amp S FSV K10 Remote Commands GSM m Sa STATus Subsystem Example SWE COUN 64 Sets the number of sweeps to 64 INIT CONT OFF Switches to single sweep mode INIT WAI Starts a sweep and waits for its end Manual operation See General Settings on page 53 See Primary Settings on page 53 See Statistic Count on page 57 SENSe SWEep COUNt CURRent This command returns the current Statistic Count It can be used to track the progress of the averaging progress until it reaches the set Statistic Count see SENSe SWEep COUNt on page 235 Usage Query only SENSe SWEep TIME Time This command defines the sweep time The range de
118. ONFigure MS CHANnel MSLots MEASure gt 0 This is the slot number of the slot to measure Set and query the modulation of the slot to measure CONFigure MS CHANnel SLOTO MTYPe GMSK CONFigure MS CHANnel SLOT0 MTYPe gt GMSK Mode GSM Operating Manual 1176 7526 02 01 119 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem CONFigure MS MULTi BURSt CONStell lt State gt Use this command to always include exclude the calculation of the results of the Con stellation measurement when the multiple measurement mode is active see CONFigure MS MULTi STATe Parameters for setting and query State 1 0 ON OFF ON Calculate Constellation results OFF Do not calculate Constellation results RST 1 Mode GSM Manual operation See Meas Settings on page 61 See Multi Meas Tab on page 73 See Constellation on page 74 CONFigure MS MULTi BURSt DEModulation State Use this command to always include exclude the calculation of the results of the Mod ulation Accuracy EVM vs Time Phase Error vs Time and Magnitude Error vs Time measurements when the multiple measurement mode is active see CONF igure MS MULTi STATe Parameters for setting and query State 110 ON OFF ON Calculate Modulation Accuracy EVM vs Time Phase Error vs Time and Magnitude Error vs Time results OFF Do not calculate Modulation Accuracy EVM vs Time Phase Error vs Time and Magnitude Error vs
119. Play WINDow n TRACe t MODE ssssessseeeneee nennen nennen nennt nire nne nre nnrenrnn rennen 146 DISPlay WINDow n TRACe t Y SCALe RLEVel OFFSet seen 148 DISPlay WINDow n TRACe t Y SCALe RLEVel RF essen 148 FETChBURGCbTEMpolate TRGS AVERage AA 170 FETCh BURStPTEMplate TRGS CURRent sse tnt tetr tnter nnn nnne 170 FETCh BURSt PTEMplate TRGS MAXimum 171 FETCh BURSEPTEMplat e TRGS MINIMUM ccc scisseceececsecnediaisasiearanaes sei seeienescdeseueseatniees 172 FETOChBURGCbTEMplate RG GDEVlation nennen rennen 172 FETCh BURG SbOWer GL OT ALL AVERage nennen nennen nnne nenne 173 FETOCh BURG GbOMer SL OT ez ALL CRESU nennen nerit nentes 174 FETCh BURSt SPOWer SLOT lt s gt ALL MAXiMUM cecceceeceeseeeceeceeseeaeceesaeeaeeeeeeeeeeeaeeaeeseeseeteeteeaeeaeens 175 FETCh BURSt SPOWer SLOT lt s gt CURRent AVERage 176 FETCh BURStSPOWer SLOT s CURRent CRESt sess 177 FETCh BURStSPOWer SLOT s CURRent MAXimum essent 178 FETCh BURSt SPOWer SLOT lt s gt DELTatosyiC ccccceceeeeeeeeeeeeeceeeeeceeceeeeseesesseeeeeseeeeeesaesaesaeeateaeeaeeas 179 FETCh BURG MACCuracvlADbRoop AVERage isses nne 150 FETCh BURSt MACCuracy ADRoop CURRent sess nennen nennen 151 FETCh BURSt MACCuracy ADRoop MAXimum 151 FETCh BURSt MACCuracy ADRoop SDEViation eese enemies 151 FETCh BURSI MAC Curac
120. Q Signals with GMSK AQPSK QPSK 8PSK 16QAM and 32QAM modulation normal or higher symbol rate and different TX filters e g narrow and wide pulse can be measured The meas urements for Power vs Time Modulation Accuracy and Modulation and Transient Spec trum as required in the standard can be performed The measurements and the physical layer the layer of the GSM network on which modulation transmission of RF signals reception of RF signals and demodulation take place is defined in the standards Table 3 1 GSM standards e 3GPP TS 45 004 Details on Modulation e 3GPP TS 45 005 General measurement specifications and limit values e 3GPP TS 45 010 Details on Synchronization and Timing e 3GPP TS 51 010 Detailed measurement specifications and limit values for mobile stations MS e 3GPP TS 51 021 Detailed measurement specifications and limit values for base transceiver stations BTS To open the GSM menu e fthe GSM mode is not the active measurement mode press the MODE key and activate the GSM option by selecting GSM e fthe GSM mode is already active press the HOME key The GSM menu is displayed Menu and softkey description For a description of the GSM specific softkeys see chapter 3 3 Softkeys and Settings of the GSM Menu on page 51 The Span BW Mkr Func Lines menus are not available in GSM mode The UNDO REDO functions are not available in GSM mode For all men
121. Q STATe 1 C gsm_1 iqw Run a blocking single sweep INITiate IMMediate WAI Export captured UO data to file MMEMory STORe IQ STATe 1 C gsm_2 iqw I Now we want to analyze the first capture again Import UO data from file MMEMory LOAD IQ STATe 1 C gsm_1 iqw Instead of 1 slots 8 slots should be analyzed CONFigure MS CHANnel MSLots NOFSlots 8 Refresh to apply the changed setting INITiate REFMeas IMMediate I I I Usage Event Mode GSM Manual operation See Refresh on page 83 4 8 INPut Subsystem The INPut subsystem controls the input characteristics of the RF inputs of the instrument Operating Manual 1176 7526 02 01 185 R amp S FSV K10 Remote Commands GSM El INPut Subsystem PAT RE 186 INFO Terme HERE Aessen Mist EP Med 186 INPut BIQ ANOGe UPP l 2 recto REENEN EENS 187 INPUtDIGE SRA NEE 187 Ile td D EE 188 INPUCEATTFTAUTO m 188 LP UA TEES DEA IG su edcas satire s ancavisawautulaGauaansiestaamuateasincdaGavabasiediansunenccaiaadabardrianaavadiesane 189 INPUEGAIN STATO c 189 INPUE SBR E 189 INPut ATTenuation lt Value gt This command programs the input attenuator To protect the input mixer against damage from overloads the setting 0 dB can be obtained by entering numerals not by using the DOWN command The attenuation can be set in 5 dB steps with option R amp S FSV B25 1 dB steps If the
122. R amp S FSV K10 GSM Measurement Operating Manual 1176 7526 02 01 ROHDE amp SCHWARZ Generi Settings Meas i Kc IM ee mes Top ff Test amp Measurement Operating Manual This manual describes the following R amp S FSV options e R amp S FSV K10 1310 8055 02 This manual describes the following R amp S9FSV models with firmware version 2 0 and higher e R amp S9FSV A 1321 3008K04 e R amp S FSV 7 1321 3008K07 e R amp S FSV 13 1321 3008K13 e R amp S FSV 30 1321 3008K30 R amp S FSV 40 1321 3008K39 e R amp S9FSV 40 1321 3008K40 The firmware of the instrument makes use of several valuable open source software packages For information see the Open Source Acknowledgement on the user documentation CD ROM included in delivery Rohde amp Schwarz would like to thank the open source community for their valuable contribution to embedded computing 2013 Rohde amp Schwarz GmbH amp Co KG M hldorfstr 15 81671 M nchen Germany Phone 49 89 41 29 0 Fax 49 89 41 29 12 164 E mail info rohde schwarz com Internet www rohde schwarz com Subject to change Data without tolerance limits is not binding R amp S is a registered trademark of Rohde amp Schwarz GmbH amp Co KG Trade names are trademarks of the owners The following abbreviations are used throughout this manual R amp S9FSV is abbreviated as R amp S FSV R amp S
123. READ BURS PTEM TRGS CURR I I I Usage Query only Mode GSM READ BURSt PTEMplate TRGS MAXimum This command starts a Trigger to Sync measurement and queries the maximum time between the external trigger event and the start of the first symbol of the training sequence midamble in seconds over the selected number of I Q captures see Statistic Count on page 57 This command is only available if an external trigger is selected and the Trigger to Sync measurement is active see CONFigure TRGS IMMediate on page 141 Return values Result numeric value Maximum Default unit S Operating Manual 1176 7526 02 01 218 R amp S FSV K10 Remote Commands GSM READ Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set external trigger more TRIGgerl SEQuence SOURce EXTernal JI Activate Trigger to Sync measurement CONFigure TRGS IMMediate Set minimum capture time to speed up measurement SENSe1 SWEep TIME MINimum Auto set trigger offset II Note Correct frame slot configuration assumed CONFigure MS AUTO TRIGger ONCE II Note READ starts a new single sweep and then reads the results Use FETCh to query several results READ BURS PTEM TRGS MAX I I I Usage Query only Mode GSM READ BUR
124. RMS SDEV Operating Manual 1176 7526 02 01 157 R amp S FSV K10 Remote Commands GSM SS n FETCh Subsystem Usage Query only Mode GSM FETCh BURSt MACCuracy FERRor AVERage This command reads out the average measurement of the Frequency Error taken over the selected number of bursts This command is retained for compatibility with R amp S FS K5 only Use the FETCh BURSt MACCuracy FREQuency AVERage command which behaves the same way Return values lt Result gt numeric value Average value Default unit Hz Example FETC BURS FERR AVER Usage Query only Mode GSM FETCh BURSt MACCuracy FERRor CURRent This command reads out the currently measured value of the Frequency Error taken over the selected number of bursts This command is retained for compatibility with R amp S FS K5 only Use the FETCh BURSt MACCuracy FREQuency CURRent command which behaves the same way Return values lt Result gt numeric value Currently measured value Default unit Hz Example FETC BURS FERR CURR Usage Query only Mode GSM FETCh BURSt MACCuracy FERRor MAXimum This command reads out the maximum measurement of the Frequency Error taken over the selected number of bursts This command is retained for compatibility with R amp S FS K5 only Use the FETCh BURSt MACCuracy FREQuency MAXimum command which behaves the same way
125. SCPir CONFigure MS CHANnel SLOT lt s gt SUBChannel lt ch gt TSC ccccecccecesecereceeeeeeereseeeserseaeeereeaneeeeseneeateees 106 CONFigure MS CHANnel SLOT s SUBChannel ch TSC USER eee 107 CONFiourelM SlcCHANnel SL OTees Tt 109 CONFigure MS CHANnel SLOT lt s gt TGCUSER nennen nennen ertt 110 CONFigure MS CHANnel SLOT lt S gt TYPE cecesscsecesseeeeeeseeseeeseesecenecaecnesaeceesaesnesaesaeeeaesaeeeaeeaeseaeeaeenes 111 CONFiouretM lcHANnel SL OT ezlSrATel rennen nennen nennen 101 CONFigure MSTCHANnelil SG uie een pictae re prete eese Eege d e 112 CONFigure MS CHANnel TSCUSER ue 112 CONFigure MS DEMod DECision CONFigure MS DEMOGd STDBils 2 211i pi eee afd eee e deed CONFigure MS DEVice TE CONFiouref M lECON oure Mb tterence A 116 CONFigure MS ECONfigure SLOT s MODoulation eese 116 CONFigure MS ECONfigure S TATO 2 crisi arte ipd ete De pe heec HER envy deine 244 CONFigure MS MCARrier ACT Carriers eese nennen rennen trennen rsen e trennen 117 CONFiouret M StMCArterB GClases tense EN VEE A NPE ShK assi nnt sete SRA EE nn 117 CONFigure MS MGARrier FIETer ierat o Fete rhone na ern sendin denayscced ent Seege ds aada aa aai CONFigure MS MCARrier MCBTs CONFigure MS MCARrier GTATel nennen rennen trennt nnne nre innen GONFig re MS MTYPS iie ne qe deti nir tested deat is eei ied d He ivi te
126. STDBits STD Run a blocking single sweep INITiate IMMediate WAI Read the averaged EVM RMS value FETCh BURSt MACCuracy EVM RMS AVERage I Mode GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See Tail amp TSC Bits on page 73 CONFigure MS DEVice TYPE Value This command specifies the type of device to be measured Parameters for setting and query Value BTSNormal BTSMicro BTSPico MSNormal MSSMall BTSNormal BTS TRX power class Normal BTSMicro BTS TRX power class Micro BTSPico BTS TRX power class Pico MSNormal MS normal type MSSMall MS small type RST BTSNormal Example CONF DEV TYPE BTSNormal Mode GSM Manual operation See General Settings on page 53 See Primary Settings on page 53 See Device Under Test Type on page 54 Operating Manual 1176 7526 02 01 115 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem CONFigure MS ECONfigure MREFerence This command specifies the slot to be measured in single slot measurements relative to the GSM frame start and is identical to CONFigure MS CHANnel MSLots MEASure on page 100 This command is retained for compatibility with R amp S FS K5 only In new K10 remote scripts use the CONFigure MS CHANnel MSLots MEASure command instead CONFigure MS ECONfigure SLOT lt s gt MODulation lt ModType gt Sets the modulation of the slot lt s gt
127. Set the slot scope Use all 8 slots for the PVT measurement Number of slots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measure 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Run a single sweep Note FETCh only reads the results without starting a new sin gle sweep Run a blocking single sweep INITiate IMMediate WAI FETCh BURSt SPOWer SLOTO ALL AVERage Usage Query only Mode GSM FETCh BURSt SPOWer SLOT lt s gt ALL CRESt This command reads out the crest factor for the selected slot for all measured bursts This command is only available if Power vs Time measurement is selected see CONFigure BURSt PTEMplate IMMediate on page 132 Suffix lt s gt lt 0 7 gt Slot number to measure power on The selected slot s must be within the slot scope i e First slot to measure lt s lt First slot to measure Number of Slots to measure 1 Return values lt Result gt numeric value Crest factor Default unit dB EE Operating Manual 1176 7526 02 01 174 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the slot scope Use all 8 slots for the PVT measurement Number of sl
128. Solute Run one measurement and query absolute list results READ SPECtrum SWITching ALL gt 0 933200000 933200000 101 55 36 00 ABS PASSED Mode GSM CONFigure SPECtrum SWITching TYPE lt DetectorMode gt This command controls how the reference power of the Transient Spectrum measure ment see chapter 3 1 10 Transient Spectrum on page 27 is measured Parameters for setting and query lt DetectorMode gt PEAK RMS RMS Default The reference power is the RMS power level measured over the useful part of the Slot to measure see Slot to Mea sure on page 62 and averaged according to the defined Statistic Count see Statistic Count on page 57 PEAK The reference power is the peak power level measured over the selected slot scope see chapter 3 2 7 Defining the Scope of the Measurement on page 39 and its peak taken over Statistic Count measurements GSM frames RST RMS Example CONFigure SPECtrum SWITching TYPE Mode GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See Transient Ref Power on page 70 Operating Manual 1176 7526 02 01 140 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem 4 4 4 Other Commands in the CONFigure Subsystem COR Le LN ege 141 CONFiguire TRESS ler E 141 CONFigure TIRES PIMMed ate E 141 CONFigure WSPectrum MODulation IM Mediate eee 142 GONFigure
129. St PTEMplate TRGS MINimum This command starts a Trigger to Sync measurement and queries the minimum time between the external trigger event and the start of the first symbol of the training sequence midamble in seconds over the selected number of I Q captures see Statistic Count on page 57 This command is only available if an external trigger is selected and the Trigger to Sync measurement is active see CONFigure TRGS IMMediate on page 141 Return values Result numeric value Minimum Default unit S Operating Manual 1176 7526 02 01 219 R amp S FSV K10 Remote Commands GSM Example Usage Mode READ Subsystem Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set external trigger more TRIGgerl SEQuence SOURce EXTernal JI Activate Trigger to Sync measurement CONFigure TRGS IMMediate Set minimum capture time to speed up measurement SENSe1 SWEep TIME MINimum Auto set trigger offset II Note Correct frame slot configuration assumed CONFigure MS AUTO TRIGger ONCE II Note READ starts a new single sweep and then reads the results Use FETCh to query several results READ BURS PTEM TRGS MIN I I I Query only GSM READ BURSt PTEMplate TRGS SDEViation This command starts a Trigger to Sync measurement and queries the
130. Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set external trigger more TRIGgerl SEQuence SOURce EXTernal JI Activate Trigger to Sync measurement CONFigure TRGS IMMediate Set minimum capture time to speed up measurement SENSel SWEep TIME MINimum Auto set trigger offset II Note Correct frame slot configuration assumed CONFigure MS AUTO TRIGger ONCE Run a blocking single sweep INITiate IMMediate WAI Query the measurement result FETC BURS PTEM TRGS AVER I I Usage Query only Mode GSM FETCh BURSt PTEMplate TRGS CURRent This command reads out the most recently measured time between the external trigger event and the start of the first symbol of the training sequence midamble in seconds over the selected number of UO captures see Statistic Count on page 57 This com mand is only available if an external trigger is selected and the Trigger to Sync mea surement is active see CONFigure TRGS IMMediate on page 141 Operating Manual 1176 7526 02 01 170 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Return values lt Result gt numeric value Currently measured value Default unit S Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set external trigger more TRIGgerl SEQuence SOURce EXTerna
131. TOCH BURG MAC CuracvlMER orPDEAkK CURhent essen enne 163 FETCh BURSI MACCuracy MERRor PEAK MAXimum esses nnne nnne nenne nnne 163 FETCh BURSI MACCuracy MERRor PEAK SDEViation essent 164 FETCh BURSI MACCuracy MERRor RMG AVERage eene rennen rennen een 164 FETOCH BURG MAC CuracvlMER or RMG CUbbent rennen nennen 164 FETCh BURSI MACCuracy MERRor RMS MAXimum esses nennen nennen nnnm rne 165 FETCh BURSI MACCuracy MERRor RMS SDEViation essen 165 FETCh BURSt MACCuracy OSUPpress AVERQge nennen nennen nere 165 FETCh BURSI MACCuracy OSUPpress CURRent ssssssssessseeeeene ener een nennen nennen 165 FETOCH BURG MAC CuracvlOSllbpress MANlmum nennen nnns 166 FETCh BURSI MACCuracy OSUPpress SDEViation eese nennen 166 FETCh BURSt MACCuracy PERCentile EVM 00 nemen rnm 166 FETCh BURSt MACCuracy PERCentile MERRor 167 FETCh BURSt MACCuracy PERCentile PERROr sse ener enne 167 FETOCh BURG MACCuracvlPERRorPEAkK AVERage enne r nnne nnn nnne 167 FETOCh BURG MAC CuracvlbtERor PEAkK CUb bent eterne nnne 168 FETOCh BURG MACCuracvlPERRor PE AkK MANImum eene enne nnne nennen 168 FETOCh BURG MAC CuracvlPtERor PEAkK GDEViatton eee 168 FETCh BURSIt MACCuracy PERRor RMS CURRent sss enne 169 FETCh BURSI MACCuracy PERRor RMS MAXimum esses eene nennen nennen sten
132. Time results RST 1 Mode GSM Manual operation See Meas Settings on page 61 See Multi Meas Tab on page 73 See Demod on page 74 CONFigure MS MULTi BURSt PTEMplate lt State gt Use this command to always include exclude the calculation of the graph and list results of the Power vs Time measurement when the multiple measurement mode is active see CONFigure MS MULTi STATe Operating Manual 1176 7526 02 01 120 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Parameters for setting and query lt State gt 1 0 ON OFF ON Calculate Power vs Time list and graph results OFF Do not calculate Power vs Time list and graph results RST 1 Mode GSM Manual operation See Meas Settings on page 61 See Multi Meas Tab on page 73 See Power vs Time on page 73 CONFigure MS MULTi SPECtrum MODulation lt State gt Use this command to always include exclude the calculation of the results of the Mod ulation Spectrum measurement when the multiple measurement mode is active see CONFigure MS MULTi STATe on page 122 Note When activated list results are returned To obtain graphical results use CONFigure SPECtrum SELect FREQdomain see CONFigure SPECtrum SELect on page 138 Parameters for setting and query State 110 ON OFF ON Calculate Modulation Spectrum results OFF Do not calculate Modulation Spectrum results RST 1 Example CONFigure
133. Trument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set external trigger more TRIGgerl SEQuence SOURce EXTernal II Activate Trigger to Sync measurement CONFigure TRGS IMMediate Set minimum capture time to speed up measurement SENSel SWEep TIME MINimum Auto set trigger offset II Note Correct frame slot configuration assumed CONFigure MS AUTO TRIGger ONCE Run a blocking single sweep INITiate IMMediate WAI Query the measurement result FETC BURS PTEM TRGS SDEV I I I I Query only GSM FETCh BURSt SPOWer SLOT lt s gt ALL AVERage This command reads out the average power for the selected slot for all measured bursts This command is only available if Power vs Time measurement is selected see CONFigure BURSt PTEMplate IMMediate on page 132 Suffix s Return values Result Operating Manual 1176 7526 02 01 lt 0 7 gt Slot number to measure power on The selected slot s must be within the slot scope i e First slot to measure lt s lt First slot to measure Number of Slots to measure 1 numeric value Average value Default unit dBm 173 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt
134. URR Usage Query only Operating Manual 1176 7526 02 01 156 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Mode GSM FETCh BURSt MACCuracy EVM RMS MAXimum This command reads out the maximum of the RMS measurement of the Error Vector Magnitude taken over the selected number of bursts Return values lt Result gt numeric value Maximum Default unit NONE Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Activate modulation accuracy measurement CONFigure BURSt MACCuracy IMMediate Run a blocking single sweep INITiate IMMediate WAI Query the measurement result FETC BURS RMS MAX Usage Query only Mode GSM FETCh BURSt MACCuracy EVM RMS SDEViation This command reads out the standard deviation of the RMS measurement of the Error Vector Magnitude taken over the selected number of bursts Return values lt Result gt numeric value Standard deviation Default unit NONE Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Activate modulation accuracy measurement CONFigure BURSt MACCuracy IMMediate Run a blocking single sweep INITiate IMMediate WAI Query the measurement result FETC BURS
135. a to SYNC i oerte ettet rentre 69 HIGH Dyn miG sisisi annaas Bemodit b 4 5 5 erre tenerte 61 Higher Symbol Rate bursts HSCSD EE Operating Manual 1176 7526 02 01 R amp S FSV K10 HSR e E M 33 35 l I Q data Export remote control essesssses Import remote control ebe IEC IEEE bus Command description sees 88 cR 32 Importing UO data remote mme 191 Inherent e EE 71 Input O tp t MENU ue eonim tmt 86 Input sample rate Digital IQ EE 60 IQ Correlation Threshold eene 72 K key AUTOSSE ere 244 AUTO SET remote control we 243 TRACE remote control esee 234 Key AMPT ctetuer e MEM 83 AUTO SET Se 76 83 FREQ A cci uM nM Ee 83 HELP 11 INPUT OUTPUT 86 MEAS 91 MKR 85 MKR TO 85 SWEEP 83 TRACE 83 pcc 84 L Level E T 76 Measurement Settings 97 IRETERENCE susce tree den en 55 58 Limit lines Time alignment Limit Time Alignment Linearised GMSK Pulse Linear Symbol Decision 72 Lower case commands ssssseee 89 M Magnitude EtrOi soe reete edd 78 Magnitude Error vs Time ss sss 17 Multi measurement mode sssssssssss 74 Markers Set to trace on cerea ps 86 Measurement Constellation Time
136. above signals are supported e Auto Trigger Offset e Power vs Time e Demod Modulation Accuracy EVM vs Time Phase Error vs Time Magnitude Error vs Time Constellation e Spectrum modulation transient including limit check e Wide Spectrum modulation including limit check Restriction Auto Frame configuration only detects AQPSK normal bursts where the subchannels have a TSC according to table 3 6 The SCPIR value is detected with a resolution of 1 dB To obtain reliable measurement results on AQPSK normal bursts compare the auto detected slot settings with the settings of your device under test Table 3 6 Required subchannel TSC assignment for AQPSK auto frame configuration AQPSK Subchannel 2 TSC j Set 1 TSC j Set 2 0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7 Sub TSC 0 D x x x cha i nnel Set 1 D D x x 1 2 x x x x 3 x x x x 4 x x x 5 x x x 6 x x x 7 x x x Operating Manual 1176 7526 02 01 37 R amp S FSV K10 Instrument Functions GSM Further Information 3 2 4 AQPSK Modulation The AQPSK modulation scheme as proposed for use in GSM systems is illustrated in figure 3 21 First the bits from two users subchannels 1 and 2 are interleaved The combined bit sequence is then mapped to an AQPSK constellation which depends on the SCPIR value The AQPSK symbols are then modulated using the linearized GMSK pu
137. ace R amp S FSV B17 in the base unit manual For details on configuration see the R amp SGEx UO Box External Signal Interface Module Manual For details on installation and operation of the R amp S DiglConf software see the R amp SGEX IQ BOX Digital Interface Module R amp SGDiglConf Software Operating Manual TX Settings EXIQ Opens the EX IQ BOX Settings dialog box to configure the R amp S FSV for digital output to a connected device Transmitter Type RX Settings EXIQ Opens the EX IQ BOX Settings dialog box to configure the R amp S FSV for digital input from a connected device Receiver Type Operating Manual 1176 7526 02 01 86 R amp S FSV K10 Instrument Functions GSM Softkeys of the Input Output Menu Send To EXIQ The configuration settings defined in the dialog box are transferred to the R amp S EX IQ BOX Firmware Update EXIQ If a firmware update for the R amp S EX IQ BOX is delivered with the R amp S FSV firmware this function is available In this case when you select the softkey the firmware update is performed R amp S Support EXIQ Stores useful information for troubleshooting in case of errors This data is stored in the C R_S Instr user Support directory on the instrument If you contact the Rohde amp Schwarz support to get help for a certain problem send these files to the support in order to identify and solve the problem faster DiglConf EXIQ Starts the o
138. an hen rennen nnne nnns 196 READ BURSI MACCuracy ADRoop CURRent eeeeeiiieisisisee esee nannte EEN 196 READ BURSIt MACCuracy ADRoop MAXimum sisse 196 READ BURG MAC CuracvlADRoop GDEViaton nennen 197 READ BURG MAC CuracvlBbOWer AVERage eren enn 197 READ BURSIt MACCuracy BPOWer CURRent esses enne nenne nennt 198 READ BURSIt MACCuracy BPOWer MAXimum sees nennen enne nennen enn 198 READ BURSI MACCuracy BPOWer SDEViation eeeeeecsiiieeeesee ne enean nata 198 READ BURSIt MACCuracy EVM PEAK AVERage ccs 199 READ BURG MAC CuracvlfEVMIPEAkK CURbent nennen 199 READ BURSt MACCuracy EVM PEAK MAX IMUM esses 199 READ BURSI MACCuracy EVM PEAK SDEViation esee 200 READ BURSt MACCuracy EVM RMS AVERage sse 200 READ BURG MAC CuracvlEVMIRMGCURbent een 201 READ BURSIt MACCuracy EVM RMS MAXimum eeeesessseesssee eene nnn 201 READ BURG MAC CuracvlEVMIRMGS GDEViaton nn 201 READ BURG MAC CuracvlFERRor AVERage eene rennen nnns 202 READIBURSIPMAC Curacy e 202 READ BSURSSMACGupsevltE beorMa immum e cione ee iaa 203 READ BURG MAC CuracvlFERRor SGDEViaton eene 203 READ BURG MAC CuracvlFREOuencv AVERAGE eene nennen 204 READ BURSt MACCuracy FREQuency CURRent esses nennen 204 READ BURSIt MACCuracy FREQuency MAXimum cesses sehen 204 READ BURG MAC
139. and CONFigure MS CHANnel MSLots NOFSlots on page 100 First Slot to measure Demod tab Meas Settings This parameter specifies the start of the measurement interval for mulit slot measure ments i e Power vs Time Power vs Time and Transient Spectrum measurements relative to the GSM frame boundary The following conditions apply e First Slot to measure x Slot to Measure e Slot to Measure lt First Slot to measure Number of Slots to measure 1 See also chapter 3 2 7 Defining the Scope of the Measurement on page 39 Remote command CONFigure MS CHANnel MSLots OFFSet on page 100 Operating Manual 1176 7526 02 01 62 R amp S FSV K10 Instrument Functions GSM EH Softkeys and Settings of the GSM Menu Equal Timeslot Length Demod tab Meas Settings This parameter is only taken into account if Limit Time Alignment is setto Slot to mea sure see Limit Time Alignment on page 69 This parameter is used to adjust the time for the Power vs Time masks of all slots for which the Slot to measure is used as the time reference for the entire frame If activated all slots of a frame have the same length 8 x 156 26 normal symbol periods If deactivated slots number 0 and 4 of a frame have a longer duration all others have a shorter duration compared to the Equal Timeslot Length 157 156 156 156 157 156 156 156 normal symbol periods See GPP TS 51 021 and 3GPP TS 45 010 chapter 6 7 Timeslot length
140. and superframes Frames can be grouped into a multiframe consisting of either 26 for support traffic and associated control channels or 51 for all other purposes frames Multiframes can be grouped to superframes consisting of either 51 26 frame or 26 51 frame multiframes Multiframes and superframes are not of relevance for the physical measurements on the GSM system and thus not discussed in detail here A mobile phone therefore does not communicate continuously with the base station instead it communicates discretely in individual slots assigned by the base station during connection and call establishment In the simplest case 8 mobiles share the 8 slots of a frame TDMA The frequency range assigned to GSM is divided into frequency bands and each band in turn is subdivided into channels Each frequency channel is identified by its center frequency and a number known as the ARFON Absolute Radio Frequency Channel Number which identifies the frequency channel within the specific frequency band The GSM channel spacing is 200 kHz Communication between a mobile and a base station can be either frequency continuous or frequency discrete distributed across various frequency channels FDMA In the standard the abbreviation SFH slow frequency hopping is used to designate the latter mode of communication Base stations and mobiles communicate in different frequency ranges the mobile sends in the uplink UL and the base
141. ange Default unit NONE Example CONF ARFC 5 Mode GSM Manual operation See General Settin gs on page 53 See Primary Settings on page 53 See ARFCN on page 55 CONFigure MS AUTO lt Value gt This command executes the auto set routines once i e its function corresponds to pressing the AUTO SET key Tip Use CONFigure MS AUTO LEVel ONC E CONFigure MS AUTO FRAMe ONCE D or CONFigure MS AUTO TRIGger ONC Parameters for setting and query lt Value gt ONCE Mode GSM CONFigure MS AUTO FRAMe lt Value gt Parameters for setting and query E to execute the auto set routines seperately lt Value gt OFF ON ONCE OFF Switch the function off ON Switch the function on ONCE Execute the function once RST ON Example CONF AUTO FRAM OFF Mode GSM Manual operation See Meas Settings on page 61 See Auto Set tab on page 76 See Frame Configuration on page 76 CONFigure MS AUTO LEVel lt Value gt This command is used to switch on or off automatic level detection while running auto Operating Manual 1176 7526 02 01 set When switched on level detection is performed on auto set Using the ONCE argu ment starts one auto level measurement immediately 97 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Parameters for setting and query lt Value gt OFF ON ONCE OFF Switch the function off ON Switch the function on ONCE Execute
142. aph softkey to Graph see Display List Graph on page 81 Remote command CONFigure MS MULTi SPECtrum MODulation on page 121 Transient Spectrum Multi Meas Tab Meas Settings If enabled the results of the Transient Spectrum measurement see chapter 3 1 10 Transient Spectrum on page 27 are included in an active multiple measurement Note By default list results are calculated To receive graph results set the Display List Graph softkey to Graph see Display List Graph on page 81 Remote command CONFigure MS MULTi SPECtrum SWITching on page 121 Multicarrier tab Meas Settings This tab provides settings related to measurements on multi carrier base stations Operating Manual 1176 7526 02 01 74 R amp S FSV K10 Instrument Functions GSM Softkeys and Settings of the GSM Menu Measurement Settings Demod Advanced Auto Set SONFigure MS MCARrier MCBTs Oh JY Multi Carrier BTS CONFigure MS MCARrier ACT riers No of active Carriers 1 CONFigure MS MCARrier BTSC BTS Class 1 CONFigure MS MCARrier FILTer MC400 PyT Filter 400 kHz MC Multicarrier BTS Multicarrier tab Meas Settings This parameter informs the R amp S FSV K10 that the measured signal is a multi carrier signal This function is only available if the Device Type is a BTS type see Device Under Test Type on page 54 Activating this checkbox has the following effects e An additional multi carrier filter i
143. ce for the slot to synchronize must be set correctly The reference measurement of power vs time measurement and the questionable signal power of the main measurement is related to the slot to synchronize In the main measurement of power vs time the slot to synchronize defines the synchronization point of the multislot signal on the screen All results of the phase frequency error and modulation accuracy measurement are related to the slot to synchronize In carrier power and modulation spectrum measurement the slot to synchronize is used to adjust the trigger delay so that the slot to synchronize is measured With the slot to synchronize it is therefore possible to investigate a certain slot of multislot signals Operating Manual 1176 7526 02 01 103 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Note This command is retained for compatibility with R amp S FS K5 only Refrain from using this command in new K10 remote scripts and use pure K10 remote commands instead Suffix lt s gt lt 0 7 gt irrelevant Parameters for setting and query lt Value gt ACT1sync1 ACT2sync1 ACT2sync2 ACT3sync1 ACT3sync2 ACT3sync3 ACT4sync1 ACTAsync2 ACT4sync3 ACT4sync4 ACT5sync1 ACT5sync2 ACT5sync3 ACT5sync4 ACT5sync5 ACT6sync1 ACT6sync2 ACT6sync3 ACT6sync4 ACT6sync5 ACT6sync6 ACT7sync1 ACT7sync2 ACT7sync3 ACT7sync4 ACT7sync5 ACT7sync6 ACT7sync ACT8sync1 ACT8sync2 ACT8sync
144. ch is faster compared to the free run and power trigger modes Use an external trigger to maximize the measurement speed or if the frame configuration is ambiguous i e if the slot properties are cyclic with a cycle less than the frame duration Refer to section General Settings on page 53 to learn more about appropriate trigger settings and the frame slot configuration Refer to section Auto Set tab on page 76 to learn more about auto setting the trigger offset Defining the Scope of the Measurement The R amp S FSV K10 is a slot based application It can measure up to 8 consecutive GSM slots 1 frame and store the power results for all slots Power vs Time measurement see chapter 3 1 8 Power vs Time on page 20 Within this measurement interval defined by First Slot to measure and Number of Slots to measure a single slot Slot to Measure on page 62 is selected for a more detailed analysis e g Modulation Accuracy measurement see chapter 3 1 2 Modulation Accuracy on page 13 The Slot to Measure provides Operating Manual 1176 7526 02 01 39 Further Information e The reference power and time reference for the Power vs Time measurement see chapter 3 1 8 Power vs Time on page 20 The masks for all slots are time aligned according to the timing of the Slot to Measure e The results of all Modulation Spectrum diagrams are based on the Slot to Mea sure on page 62 see chapter 3 1 9 Modulation Spect
145. cision Instant Phase rad e LA 0 2 gt Symbol Period Q 25 2 45 1 0 5 0 0 5 1 1 5 2 2 5 Time Symbol Periods Fig 3 29 GMSK Frequency Pulse top and phase of the first tail symbol bottom 8PSK 16QAM and 32QAM Modulation Normal Symbol Rate The EDGE transmit pulse is defined in the standard document 3GPP TS 45 004 as a linearised GMSK pulse as illustrated at the top of figure 3 30 Note that according to the definition in the standard the center of the pulse occurs at 2 5 T where T is the normal symbol period With the transmit pulse denoted as c t the baseband signal due to a sequence of symbols 4 is defined in the standard as y t 2 Ys G iT 27 Note that the standard specifies The time reference t 0 is the start of the active part of the burst as shown in fig ure 3 30 This is also the start of the symbol period of symbol number 0 containing the first tail bit as defined in 3GPP TS 45 002 The transmitted pulse for the first tail symbol is illustrated in the lower part of fig ure 3 30 where it can be seen that the decision instant corresponding to the center of the transmit pulse occurs in the center of the first symbol period i e at t 0 5T Operating Manual 1176 7526 02 01 46 R amp S FSV K10 Instrument Functions GSM ES T Further Information EDGE Transmit Pulse L CH oa N E 1 o amp oa 305 E 8 2 1 0 1 2 3 4 5 Time Symbol Periods
146. cy 935 MHz CONFigure MS ARFCn 0 ARFCN 0 DISPlay WINDowl TRACel Y SCALe RLEVel 40 DBM p Level Settings CONFigure MS POWer AUTO OFF Reference Level DISPlay WINDowl TRACel Y SCALe RLEVel OFFSet 40 DB External Atten CONFigure MS POWer CLASs 1 Power Class CONFigure MS POWer STATic 6 Static PCL Capture Settings n a Signal Source RF Input SENSel SWEep TIME 100 MS _______________ Capture Time 100 ms CONFigure MS SYNC MODE ALL Synchronization Burst TSC NC iONLY ON Measure only on Sync JRce EXTernal Trigger Mode External gence HOLDoff 576 92 US Trigger Offset 576 92 us 1 slots ISel SWEep COUNt 20 Statistic Count 20 Device Under Test Type Primary Settings General Settings To change the type of device under test DUT enter one of the following types BTS Normal BTS Micro BTS Pico MS Normal MS Small The default device type is BTS Normal Remote command CONFigure MS DEVice TYPE on page 115 Frequency Band Primary Settings General Settings The following frequency bands are supported T GSM 380 T GSM 410 GSM 450 GSM 480 GSM 710 GSM 750 T GSM 810 GSM 850 P GSM 900 E GSM 900 R GSM 900 Lue Lr LEER c iiit M Operating Manual 1176 7526 02
147. d are not available Parameters for setting and query State 1 0 ON OFF RST 0 Operating Manual 1176 7526 02 01 122 R amp S FSV K10 Remote Commands GSM EH CONFigure Subsystem Example Multiple measurement mode example for a 16QAM signal Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the center frequency to 935 MHz I I I SENSel FREQuency CENTer 935MHz Multiple measurement mode example for a 16QAM signal JI Configure for a 16QAM signal CONFigure MS CHANnel SLOTO ON CONFigure MS CHANnel SLOTO TYPE NB CONFigure MS CHANnel SLOTO MTYPe QAM16 CONFigure MS CHANnel SLOTO FILTer LINearised CONFigure MS CHANnel SLOT1 OFF CONFigure MS CHANnel SLOT2 OFF CONFigure MS CHANnel SLOT3 OFF CONFigure MS CHANnel SLOT4 OFF CONFigure MS CHANnel SLOT5 OFF CONFigure MS CHANnel SLOT6 OFF CONFigure MS CHANnel SLOT7 OFF Set the statistic count SENSel SWEep COUNt 200 JI Activate the multi meas mode CONFigure MS MULTi STATe 1 Select all required measurements CONFigure MS MULTi BURSt DEModulation 1 CONFigure MS MULTi SPECtrum MODulation 1 CONFigure MS MULTi BURSt PTEMplate 1 CONFigure MS MULTi SPECtrum SWITching 1 Turn off the display while the measurement is running SYST DISP UPD OFF Run a blocking single sweep INITiate IMMediat
148. d starts the measurement and reads out the maximum measurement of the Frequency Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measure ment can then be queried without restart of the measurement via the FETCh BURSt subsystem This command is retained for compatibility with R amp S FS K5 only Use the READ BURSt MACCuracy FREQuency MAXimum command which behaves the same way Note An ongoing measurement can be aborted via the command ABORt Return values lt Result gt numeric value Maximum Default unit Hz Example READ BURS FERR MAX Usage Query only Mode GSM READ BURSt MACCuracy FERRor SDEViation This command starts the measurement and reads out the standard deviation measure ment of the Frequency Error taken over the selected number of bursts When the mea surement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem This command is retained for compatibility with R amp S FS K5 only Use the READ BURSt MACCuracy FREQuency SDEViation command which behaves the same way Return values Result numeric value Standard deviation Default unit Hz Example READ BURS FERR SDEV Usage Query only Mode GSM Operating Manual 1
149. dBm INPutl ATTenuation AUTO ON y RF Atten 10 dB INPutl ATTenuation 10 Mechanical Atten Auto INPutl EATT STATe ON ___________ El Atten State On INPutl EATT AUTO ON NEN Electrical Atten Auto INPutl EATT 0 DB v NPutl GAIN STATe OFF Preamplifier Trigger Polarity IF Pow Retrig Holdoff IF Pow Retrig Hysteresis Auto Track Time 10 ms 17 33 slots Neda n a J Trigger Level LAM SENSel SWAPiq ON Swap IQ RF Input Advanced Settings tab General Settings Settings for RF Input Frequency Offset RF Input Advanced Settings tab General Settings The frequency offset shifts the displayed frequency range by the specified offset Remote command SENSe FREQuency OFFSet on page 235 Ref Level RF Input Advanced Settings tab General Settings Defines the reference level in dBm The reference level value is the maximum value the AD converter can handle without distortion of the measured value Signal levels above this value will not be measured correctly which is indicated by the IFOVL status display Remote command DISPlay WINDowcn TRACe t Y SCALe RLEVel RF on page 148 TEE Operating Manual 1176 7526 02 01 58 R amp S FSV K10 Instrument Functions GSM Softkeys and Settings of the GSM Menu RF Atten RF Input Advanced Settings tab Gene
150. defined reference level cannot be set for the set RF attenuation the reference level is adjusted accordingly In the default state with Spectrum mode the attenuation set on the step attenuator is coupled to the reference level of the instrument If the attenuation is programmed directly the coupling to the reference level is switched off This function is not available if the R amp S Digital UO Interface R amp S FSV B17 is active Parameters lt Value gt RST 10 dB AUTO is set to ON Example INP ATT 30dB Sets the attenuation on the attenuator to 30 dB and switches off the coupling to the reference level Mode all Manual operation See General Settings on page 53 See Advanced Settings tab on page 58 See RF Input on page 58 See RF Atten on page 59 See Mechanical Atten on page 59 INPut ATTenuation AUTO State This command automatically couples the input attenuation to the reference level state ON or switches the input attenuation to manual entry state OFF This function is not available if the R amp S Digital UO Interface R amp S FSV B17 is active Parameters State ON OFF RST ON Operating Manual 1176 7526 02 01 186 R amp S FSV K10 Remote Commands GSM El INPut Subsystem Example INP ATT AUTO ON Couples the attenuation set on the attenuator to the reference level Manual operation See General Settings on page 53 See Advanced Settings tab on page 58 See RF Input on
151. e Enter the GSM option K10 INSTrument SELect GSM Setup slot 0 for VAMOS AQPSK modulation Activate slot CONFigure MS CHANnel SLOTO STATe ON Normal burst CONFigure MS CHANnel SLOTO TYPE NB JI Adaptive QPSK modulation CONFigure MS CHANnel SLOTO MTYPe AQPSk Subchannel Power Imbalance Ratio SCPIR 4 dB CONFigure MS CHANnel SLOTO SCPir 4 Linearised gaussian TX filter CONFigure MS CHANnel SLOTO FILTer LINearised Set TSC of Subchannel 1 TSC 0 Set 1 CONFigure MS CHANnel SLOT0 SUBChannell TSC 0 1 Query TSC and Set of Subchannel 1 CONFigure MS CHANnel SLOT0 SUBChannell TSC Il gt 0 1 Set TSC of Subchannel 2 TSC 0 Set 2 CONFigure MS CHANnel SLOT0 SUBChannel2 TSC 0 2 Query TSC and Set of Subchannel 2 CONFigure MS CHANnel SLOT0 SUBChannel2 TSC I gt 0 2 Mode GSM Manual operation See Meas Settings on page 61 See Demod tab on page 61 See Frame Select Slot to Configure on page 63 See Burst on page 63 See SCPIR on page 64 Operating Manual 1176 7526 02 01 105 R amp S FSV K10 Remote Commands GSM a SSS SS a Se CONFigure Subsystem CONFigure MS CHANnel SLOT lt s gt SUBChannel lt ch gt TSC lt Value gt This command selects the training sequence of the specified slot and subchannel used by the mobile or base station This command is only available for AQPSK modulation Suffix lt s gt lt 0 7 gt Number of slot to c
152. e Currently measured value Default unit Hz Example FETC BURS FREQ CURR Usage Query only Mode GSM FETCh BURSt MACCuracy FREQuency MAXimum This command reads out the maximum measurement of the Frequency Error taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Maximum Default unit Hz Example FETC BURS FREQ MAX Usage Query only Mode GSM FETCh BURSt MACCuracy FREQuency SDEViation This command reads out the standard deviation measurement of the Frequency Error taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Standard deviation Default unit Hz Example FETC BURS FREQ SDEV Usage Query only Mode GSM FETCh BURSt MACCuracy IQlMbalance AVERage This command reads out the average measurement of the IQ Imbalance taken over the selected number of bursts see Statistic Count on page 57 Return values Result numeric value Average value Default unit NONE Operating Manual 1176 7526 02 01 160 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Example FETC BURS IQIM AVER Usage Query only Mode GSM FETCh BURSt MACCuracy IQlMbalance CURRent This command reads out the currently measured value of the IQ Imbalance taken over the selected number of bursts see Statistic Count on page 57
153. e 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Run a single sweep Note FETCh only reads the results without starting a new sin gle sweep Run a blocking single sweep INITiate IMMediate WAI FETCh BURSt SPOWer SLOTO ALL MAXimum Usage Query only Mode GSM FETCh BURSt SPOWer SLOT lt s gt CURRent AVERage This command reads out the average power for the selected slot for the current burst This command is only available if Power vs Time measurement is selected see CONFigure BURSt PTEMplate IMMediate on page 132 Suffix lt s gt lt 0 7 gt Slot number to measure power on The selected slot s must be within the slot scope i e First slot to measure s s s First slot to measure Number of Slots to measure 1 Return values Result numeric value Average power Default unit dBm PE Operating Manual 1176 7526 02 01 176 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the slot scope Use all 8 slots for the PVT measurement Number of slots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measure 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement
154. e WAI Turn on the display to view results SYST DISP UPD ON Mode GSM Manual operation See Meas Settings on page 61 See Multi Meas Tab on page 73 See Multiple Measurement Mode active on page 73 CONFigure MS NETWork TYPE Value This command works in conjunction with the CONFigure MS NETWork FRE Quency BAND command to specify the frequency band of the signal to be measured The command is not in line with the manual operation to hold the SCPI remote control part compatible with the R amp S FS K5 Operating Manual 1176 7526 02 01 123 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Parameters for setting and query lt Value gt PGSM EGSM DCS PCS TGSM RGSM GSM PGSM Primary GSM EGSM Extended GSM DCS DCS PCS PCS TGSM T GSM RGSM Railway GSM GSM GSM RST EGSM Example CONF NETW PGSM Mode GSM Manual operation See General Settings on page 53 See Primary Settings on page 53 See Frequency Band on page 54 CONFigure MS NETWork FREQuency BAND lt Value gt This command works in conjunction with the CONFigure MS NETWork TYPE com mand to specify the frequency band of the signal to be measured The command is not in line with the manual operation to hold the SCPI remote control part compatible with the R amp S FS K5 Operating Manual 1176 7526 02 01 124 R amp S FSV K10 Remote Commands GSM CONFigu
155. e t Y SCALe RLEVel RF on page 148 CONFigure MS POWer AUTO on page 127 External Attenuation Primary Settings General Settings Specifies the external attenuation or gain applied to the RF signal A positive value indi cates attenuation a negative value indicates gain Displayed power level values are shif ted by this value This setting is not available for signals from the Digital Baseband Interface R amp S FSV B17 Remote command DISPlay WINDow lt n gt TRACe lt t gt Y SCALe RLEVel OFFSet on page 148 Power Class Primary Settings General Settings The following power classes are supported e 1 8 BTS e 1 5 MS GMSK Operating Manual 1176 7526 02 01 55 R amp S FSV K10 Instrument Functions GSM DESSERT Softkeys and Settings of the GSM Menu e E1 E2 E3 MS all except GMSK e M1 M2 M3 Micro BTS e P1 Pico BTS The default power class is 2 Remote command CONFigure MS POWer CLASs on page 125 Signal Source Primary Settings General Settings The following signal sources are supported e RE Input Digital Baseband only with Digital Baseband Interface R amp S FSV B17 Remote command INPut SELect on page 189 Capture Time Primary Settings General Settings Specifies the time and therefore the amount of IQ data to be captured in a single mea surement If the capture time is too short demodulation will fail Choose e g 100 ms to ru
156. e the software options that enhance the basic functionality for various measurement modes are descri bed here The set of measurement examples in the Quick Start Guide is expanded by more advanced measurement examples In addition to the brief introduction to remote control in the Quick Start Guide a description of the basic analyzer commands and pro gramming examples is given Information on maintenance instrument interfaces and error messages is also provided Operating Manual 1176 7526 02 01 5 R amp S FSV K10 Preface Documentation Overview In the individual option manuals the specific instrument functions of the option are described in detail For additional information on default settings and parameters refer to the data sheets Basic information on operating the R amp S FSV is not included in the option manuals The following Operating Manuals are available for the R amp S FSV e R amp S FSV base unit in addition R amp S FSV K9 Power Sensor Support R amp S FSV K14 Spectrogram Measurement e R amp S FSV K7 Analog Demodulation and R amp S FSV K7S FM Stereo Measurements e R amp S FSV K10 GSM EDGE Measurement e R amp S FSV K30 Noise Figure Measurement e R amp S FSV K40 Phase Noise Measurement e R amp S FSV K70 Vector Signal Analysis Operating Manual R amp S FSV K70 Vector Signal Analysis Getting Started First measurements e R amp S FSV K72 3GPP FDD BTS Analysis e R amp S FSV K73 3GPP FDD UE Analysis e R amp S
157. e 85 The table displays the following information see y The slot powers of all slots in the slot scope see on page 39 The average power the peak power and the crest factor on a per slot basis are displayed The table contains results of the current Curr frame as well as the statistics done over all All analyzed frames according to the set statistic count e The Delta to Sync values correspond to the distance between the center of the in a given slot and the center of the TSC in the The unit is normal symbol periods NSP 1 Normal Symbol Rate 6 1625000 S 3 69 us These values are either assumed to be constant according to the 3GPP standard or measured depending on the setting of the param eter Slot to measure or Per Slot B Power vs Time List dBm dBm Fig 3 13 Power vs Time list display Operating Manual 1176 7526 02 01 22 R amp S FSV K10 Instrument Functions GSM Measurements and Result Displays According to the standard see Timeslot length in 3GPP TS 45 010 there are either eight slots of equal length 156 25 NSP or slot 0 and slot 4 have a length of 157 NSP while all other slots have a length of 156 NSP For details see chapter 3 2 10 Timeslot Alignment on page 48 The timeslot length is defined as the distance between the centers of the TSCs in suc cessive slots By setting the Limit Time Alignment parameter to Per Slot the Delta to Sync
158. e between these tabs press the tab on the touchscreen Navigating in the table of contents e To move through the displayed contents entries use the UP ARROW and DOWN ARROW keys Entries that contain further entries are marked with a plus sign e Todisplay a help topic press the ENTER key The View tab with the corresponding help topic is displayed e Tochange to the next tab press the tab on the touchscreen Navigating in the help topics e To scroll through a page use the rotary knob or the UP ARROW and DOWN ARROW keys e To jump to the linked topic press the link text on the touchscreen Searching for a topic 1 Change to the Index tab Operating Manual 1176 7526 02 01 8 R amp S FSV K10 Preface EE M How to Use the Help System 2 Enter the first characters of the topic you are interested in The entries starting with these characters are displayed 3 Change the focus by pressing the ENTER key 4 Select the suitable keyword by using the UP ARROW or DOWN ARROW keys or the rotary knob 5 Press the ENTER key to display the help topic The View tab with the corresponding help topic is displayed Changing the zoom 1 Change to the Zoom tab 2 Setthe zoom using the rotary knob Four settings are available 1 4 The smallest size is selected by number 1 the largest size is selected by number 4 Closing the help window gt Press the ESC key or a function key on the front panel Operating Ma
159. e for the GSM mode Operating Manual 1176 7526 02 01 85 R amp S FSV K10 Instrument Functions GSM 3 12 Softkeys of the Input Output Menu Marker to Trace Opens an edit dialog box to enter the number of the trace on which the marker is to be placed Remote command CALCulate lt n gt MARKer lt m gt TRACe on page 93 Softkeys of the Input Output Menu The following chapter describes all softkeys available in the Input Output menu for GSM measurements Note that the digital baseband functions are only available if the optional Digital Baseband Interface R amp S FSV B17 is installed For details see the base unit description Ee REENEN 86 EE 86 EE 86 E EE 87 L Firmware Update 87 LEG BUD eara essa ka mieu taa edle cdd sd dedi 87 Hiro v0 SONNEN HH 87 EXIQ Opens a configuration dialog box for an optionally connected R amp S EX IQ BOX and a submenu to access the main settings quickly Note The EX IQ Box functionality is not supported for R amp S FSV models 1321 3008Kxx If the optional R amp S DiglConf software is installed the submenu consists only of one key to access the software Note that R amp S DiglConf requires a USB connection not LAN from the R amp S FSV to the R amp S EX IQ BOX in addition to the R amp S Digital UO Interface connection R amp S DiglConf version 2 10 or higher is required For typical applications of the R amp S EX IQ BOX see also the description of the R amp S Digital UO Interf
160. e sweep INITiate IMMediate WAI Query the measurement result FETC BURS PTEM TRGS MAX I I I I Usage Query only Mode GSM FETCh BURSt PTEMplate TRGS MINimum This command queries the minimum of the time between the external trigger event and the start of the first symbol of the training sequence midamble in seconds over the selected number of l Q captures see Statistic Count on page 57 This command is only available if an external trigger is selected and the Trigger to Sync measurement is active see CONFigure TRGS IMMediate on page 141 Return values lt Result gt numeric value Minimum time Default unit S Usage Query only Mode GSM FETCh BURSt PTEMplate TRGS SDEViation This command queries the standard deviation of the time between the external trigger event and the start of the first symbol of the training sequence midamble in seconds over the selected number of UO captures see Statistic Count on page 57 This com mand is only available if an external trigger is selected and the Trigger to Sync mea surement is active see CONFigure TRGS IMMediate on page 141 Operating Manual 1176 7526 02 01 172 R amp S FSV K10 Remote Commands GSM Return values lt Result gt Example Usage Mode FETCh Subsystem numeric value Standard deviation Default unit S Preset the instrument RST Enter the GSM option K10 INS
161. e sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the slot scope Use all 8 slots for the PVT measurement Number of slots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measure 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Note READ starts a new single sweep annd then reads the results Use FETCh to query several results READ BURSt SPOWer SLOT1 DELTatosync Usage Query only Mode GSM 4 11 3 READ SPECtrum subsystem Commands of the READ SPECtrum subsystem READ BURSIEMAGQGurasy ALL acies ed ceo ha tete eet EE ee bande dena 228 READ SPECtrum MODulation ALL eeeeeseeseseses eene eene nnn tn aE aT 229 READ SGbtCirum MODulation REFerencel MMediatel enn eoeornre nnne rerereenne 229 READ SPECImmSWITehibgbALE I eco h rerba ren ERR Re nb RE ge den na 230 READ SPECtrum SWITching RFerencet MMedatel eese 231 ee er ele E REN KEE 231 READ BURSt MACCuracy ALL This command starts the measurement and returns all the results When the measure ment is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measure ment via the FETCh BURSt subsystem Return values lt MeasValue gt lt Error Vector Magnitude RMS gt lt Error Vector Magnitude Peak gt lt Magnitude Error RMS
162. ecifies the time offset between the trigger event e g for an external or power trigger and the frame start of the GSM signal The value can be entered either in seconds or in slots For details refer to chapter 3 2 6 Trigger settings on page 39 Note The duration of one GSM slot equals 15 26 ms 0 576923 ms The duration of one GSM frame 8 slots equals 60 13 ms 4 615384 ms Remote command TRIGger n SEQuence HOLDo TIME on page 241 Statistic Count Primary Settings General Settings In this field the number of frames to be measured can be set For measurements on the Slot to Measure the statistic count corresponds to the number of bursts slots The default value is 200 in accordance with the GSM standard Remote command SENSe SWEep COUNt on page 235 Operating Manual 1176 7526 02 01 57 R amp S FSV K10 Instrument Functions GSM DREES Softkeys and Settings of the GSM Menu Advanced Settings tab General Settings To modify advanced settings in more detail e g to meet special measurement require ments modify the values for this group of parameters Depending on the selected signal source the available parameters vary General Settings Primary Settings TUTE KEE Advanced Capture Settings RF Input SENSel FREQuency OFFSet 0 HZ is nx R ee Frequency Offset OHz ISPlay WINDow1 TRACel Y SCALe RLEVel 40 DEM a INPutl ATTenuation 10 Ref Level 40
163. ed as Slot to measure in Measurement Settings see Slot to Measure on page 62 Averaging Configuration Number of bursts as selected in Statistic Count in General Settings see Statistic Count on page 57 Limit Check According to standard e Frequency Domain Limit check of average Avg trace e List Limit check of absolute and relative scalar values e The limits depend on the following parameters Frequency band Device Type only BTS type not MS type Burst Type Modulation Filter limits are different for Higher Symbol Rate and Wide Pulse Filter case 2 and others case 1 see 3GPP TS 45 005 chapter 4 2 1 3 The measured reference power 30 kHz bandwidth No of active Carriers for multi carrier BTS The limit is relaxed by 10 log10 N dB for offset frequencies 21 8 MHz see 3GPP TS 45 005 chapter 4 2 1 2 Table 3 3 Frequencies and filter bandwidths in modulation spectrum measurements Offset Frequency kHz RBW kHz VBW kHz 100 30 30 200 30 30 250 30 30 400 30 30 600 30 30 800 30 30 1000 30 30 1200 30 30 1400 30 30 1600 30 30 1800 30 30 Remote commands The Modulation Spectrum measurement is started using the CONFigure D SE RI The results of the Modulation Spectrum measurement can be queried using RE ECtrum MOD WSPectrum MO ulation IMMediate command The gating parameters of
164. ed the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Standard deviation Default unit NONE Example READ BURS PEAK AVER Usage Query only Mode GSM READ BURSt MACCuracy EVM RMS AVERage This command starts the measurement and reads out the average of the RMS measure ment of the Error Vector Magnitude taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Average Default unit NONE Example READ BURS RMS AVER Usage Query only Mode GSM Operating Manual 1176 7526 02 01 200 R amp S FSV K10 Remote Commands GSM READ Subsystem READ BURSt MACCuracy EVM RMS CURRent This command starts the measurement and reads out the currently measured RMS value of the Error Vector Magnitude taken over the selected number of bursts When the mea surement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Current
165. ediate WAI Fetch list results table FETCh WSPectrum MODulation ALL I I Mode GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See Wide Mod Freq List on page 71 4 5 DISPlay Subsystem The DISPLay subsystem controls the selection and presentation of textual and graphic information as well as of measurement data on the display RE GE Eet Ee E EE 145 DISPlayPWiNDowsns pS SELEG EE 146 DISPlay WINDow lt n gt TRACe lt t gt MODE cccccceseeececeeseueecdeseeenaneeceeeasnancacdacanaeeneedenss 146 DISPlay WINDow lt n gt TRACe lt t gt Y SCALe RLEVel OFFSet ccceeeeeeeeeeeeeeeeeeeaaeeees 148 DiSblavlfWiNDow nzUTR ACectlSCALelRLEVellbRt 148 DISPlay WINDow lt n gt SELect This command selects whether screen A or screen B is active Suffix lt n gt lt 1 2 gt Screen number 1 screen A 2 screen B Operating Manual 1176 7526 02 01 145 R amp S FSV K10 Remote Commands GSM DISPlay Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Activate constellation measurement CONFigure BURSt CONStell IMMediate Run a blocking single sweep INITiate IMMediate WAI Switch to full screen mode show only one screen DISPlay FORMat SINGle Select screen A I Q constellation graph DISP
166. educed the measurement bandwidth for multi carrier Power vs Time measurements For multi carrier BTS measurements the PvT Filter parameter in the Advanced tab is ignored see PvT Filter on page 68 Operating Manual 1176 7526 02 01 75 Softkeys and Settings of the GSM Menu For further details on filtering in the R amp S FSV K10 see chapter 3 2 8 Overview of filters in R amp S FSV K10 on page 41 The following filters are supported Note The PvT filter is optimized to get smooth edges after filtering burst signals and to suppress adjacent active channels 400 kHz MC default Recommended for measurements with multi channels of equal power 300 kHz MC Recommended for measurement scenarios where a total of six chan nels is active and the channel to be measured has a reduced power e g 30 dB compared to its adjacent channels Remote command CONFigure MS MCARrier FILTer on page 118 Auto Set tab Meas Settings Select the parameters to be set automatically when you press the AUTO SET key or Auto Set softkey Auto Gei CONFigure MS AUTO LEVel ON Mi CONFigure MS AUTO LEVel ONCE CONFigure MS AUTO FRAMe ON CONFigure MS AUTO FRAMe ONCE CONFigure MS AUTO TRIGger ON CONFigure x t AUTO TRIGger ONCE Level Auto Set tab Meas Settings When activated a single auto level measurement is performed when the AUTO SET key is pressed Press the button to perform a single auto level
167. ee chapter 3 2 4 AQPSK Modulation on page 38 For an SCPIR of 0 dB the constellation is square as in normal QPSK while for other values of SCPIR the constellation becomes rectangular Remote command CONFigure MS CHANnel SLOT s SCPir on page 105 Filter Burst Frame Select Slot to Configure Demod tab Meas Settings Specifies the pulse shape of the modulator The following filter types are supported e GMSK Pulse e Linearised GMSK Pulse e Narrow Pulse Operating Manual 1176 7526 02 01 64 Softkeys and Settings of the GSM Menu e Wide Pulse Remote command CONFigure MS CHANnel SLOT lt s gt FILTer on page 101 Training Sequence TSC lt Burst Frame Select Slot to Configure Demod tab Meas Settings Selects the training sequence and the set of a single slot The available values depend on the modulation as indicated in the table below For user defined TSCs select User and define the training sequence in User TSC on page 66 Note For AQPSK modulation the training sequence is defined for each subchannel see Training Sequence TSC on page 67 R amp S FSV K10 Instrument Functions GSM a a SS a ae Softkeys and Settings of the GSM Menu Modulation TSC GMSK TSC 0 Set 1 TSC 1 Set 1 TSC 2 Set 1 TSC 3 Set 1 TSC 4 Set 1 TSC 5 Set 1 TSC 6 Set 1 TSC 7 Set 1 TSC 0 Set 2 TSC 1 Set 2 TSC 2 Set 2 TSC 3 Set 2 TSC 4 Set 2 TSC
168. en otoet gerne rb acte rien eun cz ges npe xd acc duin 118 EE Le HE MS AR dE 119 CONFIGUICEMS AE we erer 120 CONFloure MS MULT BURG DE Modulatton nennen 120 CONFigure MS MUETIBURSEP TEMPBlalg 222 52 2 2 82acnat rre ERE aaa anaia 120 CONFigure MS MULTi SPECtrum MObDUulatioh EELER Lake cendo kuren ea dace 121 CONFloure MS MUL Tt SbtECHrum Suwlfching nnne 121 CON Figure eg ENER KEE 122 CONFigure MSIENETWork TYPE 5 riter Router ki eaten ead added 123 CONFigure MS NETWork FREQuency BAND 2 nene e tuus nir rn Red na nun hh pande ideas 124 CONFigure MS POWer CLASS nere nen ennt nnns entr nrt steer hh nh nennen 125 CONFIGUTEe MS POWErS TA MEET 126 CONFigure MS POWErAUT O E 127 CONFigure MS POWer AUTO SWEep TIME 127 CONFIGUTE nisu m 128 CONFigure MS ERES EE 128 CON Figure PMS SOE ARCH ea otii a E i aAA A E i E a aE 128 CONFigure MS SYNC IQC Threshold 2 ccerereceeceecseaeeeecereseseneaaedeasenseeneseeeaeanenens 128 CON Figure MSS VNC MODE TE 129 GONFiguireEMS SY NCAONLY enee ENEE lee 130 CONFigure MS ARFCn lt Value gt This command specifies the Absolute Radio Frequency Channel Number ARFCN to be measured Setting the ARFCN updates the frequency R amp S FSV K10 Remote Commands GSM Parameters for setting and query CONFigure Subsystem 0 to 1023 some values may not be allowed depend ing on the selected frequency band lt Value gt numeric value R
169. ennen nnne nreenn ens 196 READ BURG MAC CurzcvlADbRoop GDEVlatlon nennen 197 READ BURSIEMACC racy NEE 228 READ BURSIHEMACCu racy NEE 195 READ BURSIt MACCuracy BPOWer AVERage essent nnt 197 READ BURSt MACCuracy BPOWer CURRent 198 READ BURSIt MACCuracy BPOWer MAXimum sess rennen ener enne 198 READ BURSIt MACCuracy BPOWer SDEViation essere nennen 198 READ BURSIt MACCuracy FERRor AVERage essere nennen teneret 202 READ BURSIt MACCuracy FERRor CURRent sse een eene nennen tnnt eene 202 READ BURG MAC CurzcvlFERbRorMANimum eene eere enr nns 203 READ BURSt MACCuracy FERRor SDEViation 203 READ BURSIt MACCuracy FREQuency AVERage sse eene nennen rennen enne 204 READ BURG MAC CuracvlEREOuencv CURh ent nennen nennen 204 READ BURSIt MACCuracy FREQuency MAXimum esses nennen nre 204 READ BURSIt MACCuracy FREQuency SDEViation sess 205 READ BURG MAC CuracvlOilMbalance AVERage nennen nennen nennen 205 READ BURSIt MACCuracy IQlMbalance CURRent 205 READ BURG MAC CuracvlIOilMbalance MANImum enne rennen nnne 206 READ BURG MAC CursacvllOlMbalance GDEVlaton essen 206 READ BURG MAC CuracvllOOFiset AVEHRage nennen nere nnn ens 207 READ BURG MAC CuracvllOOFiset CUbent nennen ener 207 READ BURSt MACCuracy IQOFfset MAXimum essent 207 READ BURSIt MACCuracy IQOFfset S
170. ents 3 2 9 Definition of the Symbol Period The following sections define the symbol period for various modulation types 3 2 9 1 GMSK Modulation Normal Symbol Rate The GMSK frequency pulse is defined in the standard document 3GPP TS 45 004 as a Gaussian pulse convolved with a rectangular pulse as illustrated at the top of fig ure 3 29 With the frequency pulse denoted g t the phase of a GMSK signal due to a sequence of symbols a is defined in the standard as r ip K J anh gio du where T is the normal symbol period and the modulating index is chosen such that the maximum phase change of tr 2 radians per data interval is achieved Note that the standard specifies The time reference t 0 is the start of the active part of the burst as shown in fig ure 3 29 This is also the start of the bit period of bit number 0 the first tail bit as defined in 3GPP TS 45 002 The phase change due to the first tail symbol is illustrated at the bottom of figure 3 29 where you can see that the decision instant corresponding to the center of the frequency pulse occurs at the beginning of the first symbol period i e at t 0 Operating Manual 1176 7526 02 01 45 R amp S FSV K10 Instrument Functions GSM 3 2 9 2 Further Information GMSK Frequency Pulse oO o w b Frequency e ho 0 1 0 1 L 25 2 145 1 0 5 0 5 1 1 5 2 2 5 Time Symbol Periods First Transmitted Symbol Phase 0 8 0 6 De
171. enu of the GSM option Modulation Spectrum Spectrum Displays the Modulation Spectrum measurement results For details on the measurement refer to chapter 3 1 9 Modulation Spectrum on page 24 Note Modulation Spectrum results can be included in multiple measurements see Multi Meas Tab on page 73 In this case you do not need to start a new measurement If the Modulation Spectrum softkey is not available include Modulation Spectrum in the multiple measurement selection or disable the multiple measurement mode Remote command CONFigure SPECtrum MODulation IMMediate on page 136 Transient Spectrum Spectrum Displays the Transient Spectrum measurement results Operating Manual 1176 7526 02 01 80 R amp S FSV K10 Instrument Functions GSM DESSERT Softkeys and Settings of the GSM Menu For details on the measurement refer to chapter 3 1 10 Transient Spectrum on page 27 Note Transient Spectrum results can be included in multiple measurements see Multi Meas Tab on page 73 In this case you do not need to start a new measurement If the Transient Spectrum softkey is not available include Transient Spectrum in the multiple measurement selection or disable the multiple measurement mode Remote command CONFigure SPECtrum SWITching IMMediate on page 139 Display List Graph Spectrum Sets the display mode of the Modulation Spectrum and the Transient Spectrum meas urements
172. eo ISENSeTEwApig ttt tette ttt tette ttt tetro nics SENSe SWEep COUNt EISE Ee ee lee 236 ISENSeTEwEep TIWME tette rtt rettet tt tert terrenis 236 ISENSelBANDwidttRESolutonlTpE tette teretes 233 ISENSSIBURSECOUNE cemere ee RAI ELIT Den E cain e 234 R amp S FSV K10 Index Ee M Dig Input Sample Rate 3GPP TS 45 004 Digital e EE 60 3GPP TS 45 005 DiglConf 3GPP TS 45 010 SOMKCY fics cde eti edat aie bug eei 87 3GPP TS 51 010 DL oereide uor ege Eege EE 32 3GPP TS 51 021 DOWNnIINK irre Haas cin daar Aenean 33 SPSK Gee 32 35 16QAM 32 33 35 Dynamic PCL 32QAM 32 33 35 E A ze M M 32 Active Part ee MH 48 EDGE Evolution iint ient ari de 33 35 Adaptive Data Size ssesessseeeene 72 ec jc E 32 Amplitude droop EGPRS2 sd beet IL eei ie uta Erbe EEN 32 33 AQOPSK qe EM 32 36 38 64 Electronic input attenuation ARFON EE 32 33 34 55 96 FSV B25 p E Attenuation Enable Right Limit Electrical itte erp rie ete ede etre 59 Equal Timeslot Length External Evaluation Manual Refreshing E 83 RE arai EVM iis Auto Frame EVM vs Time Ace Multi measurement mode sse 74 Auto Level MPEG DEED CLIE 97 127 EX IQ BOX AUTO SET key 76 243 244 DiglConf Auto Track Time retener neret rna
173. ep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Maximum Default unit NONE Example READ BURS PERR PEAK MAX Usage Query only Mode GSM Operating Manual 1176 7526 02 01 214 R amp S FSV K10 Remote Commands GSM READ Subsystem READ BURSt MACCuracy PERRor PEAK SDEViation This command starts the measurement and reads out the standard deviation of the peak measurement of the Phase Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Standard deviation Default unit NONE Example READ BURS PERR PEAK SDEV Usage Query only Mode GSM READ BURSt MACCuracy PERRor RMS AVERage This command starts the measurement and reads out the average of the RMS measure ment of the Phase Error taken over the selected number of bursts When the measure ment is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Average Default unit NONE
174. esse totae ca Dane etae adi reta add 61 Meas SOUNGE ETE 61 L Detto E 61 L Slot to Measufe sesieed rette tinet ctr c uen a ra Ra cub d 62 L Number of Slots to meaeure entere 62 L First Slot to MEASUIEC c cceccecsecesceseccecssceecsecaceecaesecsecascatesaccareteeecaeeaees 62 L Equal Timeslot Length 63 L Frame Select Slot to Contigure 63 2 7 EE 63 eege 64 EE Eet 64 i EE T T T 64 L SOPIR PNE 64 EE 64 L Training Sequence TC 65 L WEE 66 L Subcbanmel 1 8 esee egener ieren 67 L Training Sequence TC 67 Ig racecar roni a u a na 68 L Advanced ob 68 Mid CNET ERE 68 L Limit Time Alignment 0c ccccccccseccscosecsccesesesescsecesesenesesenseenenessses 69 L Enable Left Um 69 L Enable Right LIM NNMERO 70 L AU Te 70 L Transient Ref Power 70 L Mod RBW 1800 Kidz nuestro tetur 71 EE 71 L Wide Mod Freq List tentent nes 71 Mot l Me MEINE 71 L Adaptive Data Size sacre taedio reas 72 L IQ Correlation Thresbold terere tette tntnn tnnt 72 L Symbol DCIS 0 Mem 72 GK CC e 73 Dot 15 NI ENERO 73 L Multiple Measurement Mode aclhye 73 L Power vs Time 73 Ge EE 74 ee EE Dk EE 74 L Modulation Spectrum seen 74 E Transient SOO CW oiiaii Ferretti dati dette is 74 TC D d EE 74 L Multicarrier BITR LLsissieisdtesccictid dietus cn Eod ug add en Dre va dU tuos etai d 75 L No of active CANIS 1 ti niaranra aeta caeca kate inan Naa 75 Eoi EE 75 Softkeys and Settings of t
175. esults of the measure ment can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Maximum Default unit Hz Example READ BURS FREQ MAX Operating Manual 1176 7526 02 01 204 R amp S FSV K10 Remote Commands GSM REENEN READ Subsystem Usage Query only Mode GSM READ BURSt MACCuracy FREQuency SDEViation This command starts the measurement and reads out the standard deviation measure ment of the Frequency Error taken over the selected number of bursts When the mea surement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Standard deviation Default unit Hz Example READ BURS FREQ SDEV Usage Query only Mode GSM READ BURSIt MACCuracy IQlMbalance AVERage This command starts the measurement and reads out the average measurement of the IQ Imbalance taken over the selected number of bursts When the measurement is star ted the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsys tem Return values Result numeric value Average Default unit NONE Example READ BURS IQIM AVER Usage Query
176. ex mea surement tasks The following subsystems are included e FETCh BURSt subsystem eese eene cee teeeeecendeeneesneeeneateceaeteeeeees 149 e FETCH SPECium subSyslei iter nitrate e m cc rated 180 e FETChWSPEcGlrum subsystetm ied deed ee dee eL dee tek ed dd 182 4 6 1 FETCh BURSt subsystem FETCH BURSU MACCuracy ADROOp AVERGAUe detenta dec dcn hee ded guess e caduta 150 FETCh BURSI MAGCuracy ADRoop CURRent i irrccicie ia 151 FETChBURGOC MAC Curacvl ADbRoop MANimum nennen enne 151 FETOCHBURGOC MAC Curacvl ADboop GDEViatlon AAA 151 FETCH BURSUMACCuracy ABE eei teet ANA DEES 152 FETCHBURGOC MAC CuracvlBbOWer AVERA Je nennen entren 152 FETCH BURSIEMAGGuracy BPOWerCURREN inciri anaran iaaa 152 FETCh BURSt MACCuracy BPOWer MAXiMUM Pan casinca nananana 153 FETCH BURSIEMACC racy BPOWer SDEVIAION oci aa aaria 153 FETOCH BURG MAC CuracvlEVMIDEAK AVERage eene nne 153 FETOCH BURG MAC CuracevlEVMIDEAkK CUbRbent esses 154 FETOCH BURG MAC CuracvlEVMIDEAK MANImum cesses nennen nennen 154 FETCh BURSI MACCuracy EVM PEAK SDEViation ccce 155 FETOCH BURG MAC CuracvlEVMIRMS AVERage nennen 156 FETCh BURSI MACCuracy EVMJ RMS CURREN oiiaii tanniini iinan eset aa annii 156 FETCh BURSI MACCuracy EVM RMS MAXimum esses 157 FETOCH BURG MAC CuracvlEVMIRMS GDEViaton naai iiaa 157 FETOChBURGOC MAC CuracvlFtEbRbor AVERage eene rere enne 158 FETChH BURSU MACC
177. exceeded FAILED limit exceeded Example FETC SPEC MOD 0 998200000 998200000 84 61 56 85 REL PASSED 0 998400000 998400000 85 20 56 85 REL PASSED Usage Query only Mode GSM FETCh SPECtrum MODulation REFerence This command returns the measured reference power of the Modulation Spectrum This command is only available when the Modulation Spectrum measurement is selected see CONFigure SPECtrum MODulation IMMediate on page 136 The result is a list of partial result strings separated by commas Return values lt Level1 gt measured reference power in dBm lt Level2 gt measured reference power in dBm lt RBW gt resolution bandwidth used to measure the reference power in Hz Example FETCh SPECtrum MODulation REFerence Usage Query only Mode GSM FETCh SPECtrum SWITching ALL This command reads out the result of the measurement of the transient spectrum of the mobile or base station This command is only available when the Transient Spectrum measurement is selected See CONFigure SPECtrum SWITching IMMediate on page 139 The result is a list of partial result strings separated by commas Return values lt Placeholder gt curently irrelevant Freq1 Absolute offset frequency in Hz lt Freq2 gt Absolute offset frequency in Hz Operating Manual 1176 7526 02 01 181 R amp S FSV K10 Remote Commands GSM lt Level gt lt Limit gt
178. f the burst as shown in fig ure 3 31 This is also the start of the symbol period of symbol number 0 containing the first tail bit as defined in 3GPP TS 45 002 The transmitted pulse for the first tail symbol is illustrated at the bottom of figure 3 31 where you can see that the decision instant corresponding to the center of the transmit pulse occurs in the center of the first symbol period i e at t 0 5T EDGE Evo Transmit Pulses Narrow Pulse Wide Pulse Amplitude normalized 2 1 0 1 2 3 4 5 6 Time Reduced Symbol Periods First Transmitted Symbol Amplitude Decision Instant Narrow Pulse Period N S Wide Pulse amp 05 a H d E 0 Symbol a E E Time Reduced Symbol Periods Fig 3 31 EDGE Evolution transmit pulses top and the first transmitted symbols bottom Timeslot Alignment Reference Time The definition of a reference time is necessary for the following description of timeslot alignment In the standard document 3GPP TS 45 010 in Section 5 7 it is stated that Irrespective of the symbol duration used the center of the training sequence shall occur at the same point in time This is illustrated in Figure 5 7 3 of the standard document 3GPP TS 45 010 which is reproduced below for convenience figure 3 32 Due to this requirement the middle of midamble or center of Active Part shall be used as the reference time when specifying timesl
179. for setting and query Mode ABSolute RELative RST RELative Example II Select Wide Modulation Spectrum measurement II gated zero span measurement CONFigure WSPectrum MODulation IMMediate Absolute power and limit results in dBm CONFigure WSPectrum MODulation LIMit ABSolute Run one measurement and query absolute list results READ WSPectrum MODulation ALL gt 0 929200000 929200000 104 41 65 00 ABS PASSED Mode GSM CONFigure WSPectrum MODulation LIST SELect Mode For Wide Modulation Spectrum measurements this command controls whether offset frequencies are measured up to 1800 kHz or 6000 kHz Tip Select Narrow to improve speed Parameters for setting and query Mode NARRow The measurement is performed for offset frequencies up to 1800 kHz from the carrier this setting improves measurement speed WIDE The measurement is performed for offset frequencies up to 6000 kHz from the carrier RST WIDE Operating Manual 1176 7526 02 01 144 R amp S FSV K10 Remote Commands GSM DISPlay Subsystem Example Select Wide Modulation Spectrum measurement II gated zero span measurement CONFigure WSPectrum MODulation IMMediate Absolute power and limit results in dBm CONFigure WSPectrum MODulation LIST SELect NARRow RBW 100 kHz 1800 kHz offset freq CONFigure SPECtrum MODulation LIST BANDwidth RESolution 1800000 100000 Run a blocking single sweep INITiate IMM
180. g 3 25 Frequency Response of the Multi Carrier Filter R amp S FSV K10 Instrument Functions GSM Further Information 3 2 8 2 Power vs Time Filter The Power vs Time filter is used to suppress out of band interference in the Power vs Time measurement The following filters are available e 1 MHz Gauss e 500 kHz Gauss e 600 kHz e 400 kHz MC e 300 kHz MC The last two MC filters are only available for Multi Carrier BTS measurements i e if the Multi Carrier BTS option is selected see Multicarrier BTS on page 75 The mag nitude and step responses of the different Power vs Time filters are shown in fig ure 3 26 and figure 3 27 respectively In general the smaller the filter bandwidth the worse the step response becomes in terms of ringing effects and the better the sup pression of interference at higher frequencies Gaussian type filters are especially useful for signals with sharp edges as the step response does not exhibit overshoot Magnitude Response of Power vs Time Filters 20 T T T T T T 1 MHz Gauss 0 500 kHz Gauss 600 kHz 20 400 kHz MC 300 kHz MC Magnitude dB 180 A 3 2 1 0 1 2 3 4 Frequency MHz Fig 3 26 Magnitude Response of the Power vs Time Filters Operating Manual 1176 7526 02 01 43 R amp S FSV K10 Instrument Functions GSM 5 Further Information Step Response of Power vs Time Filters 1 MHz Gaus
181. ge 57 Return values lt Result gt numeric value Currently measured value Default unit NONE Example FETC BURS IQOF CURR Usage Query only Mode GSM FETCh BURSt MACCuracy IQOFfset MAXimum This command reads out the maximum measurement of the IQ Offset taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Maximum Default unit NONE Example FETC BURS IQOF MAX Usage Query only Mode GSM FETCh BURSt MACCuracy IQOFfset SDEViation This command reads out the standard deviation measurement of the IQ Offset taken over the selected number of bursts see Statistic Count on page 57 Operating Manual 1176 7526 02 01 162 R amp S FSV K10 Remote Commands GSM RN a ee FETCh Subsystem Return values lt Result gt numeric value Standard deviation Default unit NONE Example FETC BURS IQOF SDEV Usage Query only Mode GSM FETCh BURSt MACCuracy MERRor PEAK AVERage This command reads out the average of the peak measurement of the Magnitude Error taken over the selected number of bursts Return values lt Result gt numeric value Average value Default unit NONE Example FETC BURS MERR PEAK AVER Usage Query only Mode GSM FETCh BURSt MACCuracy MERRor PEAK CURRent This command reads out the currently mea
182. gger or a power trigger can speed up measurements To perform meas urements the R amp S FSV K10 needs the frame start as a time reference The R amp S FSV K10 searches for a frame start after every IQ data capture The required search effort depends on the trigger mode Note the following trigger mode settings e In Free Run mode i e without any trigger the GSM application totally relies on the frame slot configuration to find the frame start The start of a measurement is not triggered Once a measurement is completed another is started immediately For an unambiguous frame configuration the GSM application searches for the frame start inside the captured IQ data This is the slowest frame search mode e With a Power Trigger the measurement is triggered by the power ramp of the received GSM bursts Nevertheless the GSM application still relies on the frame slot configuration to find the frame start inside the captured UO data Once a measure ment is completed the GSM application waits for the next trigger event to start the next measurement The search for the frame start is as in Free Run mode except that UO capture is triggered e With the External Trigger the measurement is triggered by an external signal con nected to the EXT TRIGGER input of the R amp S FSV The GSM application assumes that the frame start directly follows the trigger event An external trigger requires a correct setting of the trigger offset The sear
183. gt lt Magnitude Error Peak gt lt Phase Error RMS gt lt Phase Error Peak gt lt Burst Power gt lt Frequency Error gt IQ Offset IB Imbalance gt The results are output as a list of comma separated strings Each item consists of an Average Current Maximum and Standard Deviation value Example READ BURS ALL Operating Manual 1176 7526 02 01 228 R amp S FSV K10 Remote Commands GSM READ Subsystem Mode GSM READ SPECtrum MODulation ALL This command starts the measurement and returns the result of the measured modulation spectrum of the mobile or base station This command is only available when the Mod ulation Spectrum measurement is selected see CONFigure SPECtrum MODulation IMMediate on page 136 The result is a list of partial result strings separated by commas Return values lt Placeholder gt curently irrelevant Freq1 Absolute offset frequency in Hz lt Freq2 gt Absolute offset frequency in Hz lt Level gt Measured level at the offset frequency in dB or dBm depending on CONF WSP MOD LIM lt Limit gt Limit at the offset frequency in dB or dBm depending on CONF WSP MOD LIM Abs Rel Indicates whether relative dB or absolute dBm limit and level values are returned depending on CONF WSP MOD LIM Status Result of the limit check in character data form PASSED no limit exceeded FAILED limit exceeded Example READ SPEC MOD 0 998200000 998200000
184. he CD delivered with the instrument Release Notes The release notes describe the installation of the firmware new and modified functions eliminated problems and last minute changes to the documentation The corresponding firmware version is indicated on the title page of the release notes The current release notes are provided in the Internet Conventions Used in the Documentation Typographical Conventions The following text markers are used throughout this documentation Convention Description Graphical user interface ele All names of graphical user interface elements on the screen such as dia ments log boxes menus options buttons and softkeys are enclosed by quota tion marks KEYS Key names are written in capital letters File names commands File names commands coding samples and screen output are distin program code guished by their font Input Input to be entered by the user is displayed in italics Links Links that you can click are displayed in blue font References References to other parts of the documentation are enclosed by quotation marks Conventions for Procedure Descriptions When describing how to operate the instrument several alternative methods may be available to perform the same task In this case the procedure using the touchscreen is described Any elements that can be activated by touching can also be clicked using an additionally connected mouse The a
185. he GSM Menu Me eg E EHE 75 SE 76 E EE 76 L Frame Congoursgon ee eene ta tetn tate tate te tate teratanetia 76 BE ONU 77 Demod P tan deus 77 L General Setting 77 Ed io ue RENE 77 L Modulation ACCURACY sintesi dein obedit enin d ihnen egal sa bud und 78 o A 78 LPS ENON E 78 GL 78 Eeer 78 ft LEE 79 Ne EE 79 EE 79 L General Seitings tnter tnnt nsns ht atra hs nara hias 79 L Meas Settings aeia aeiaai AE EE aga 79 RE 79 E 79 EE 80 eege eee Tea ant ner nen One ne ee ae oe 80 EX NETTE 80 e TE 80 In E 80 BR n ES DC NIORT ERE 80 L E 80 L Modulation Spechum nente tenet nenan 80 Gr ET EE 80 L IN uer NN TT 81 L CT EE 81 Mido SOG CU EI EE 81 MC EE 81 VEERE o Seeerei ie 81 L ADRIEN 81 ie EN EXON MERC 82 R amp S HEEN rte rte ree EE Vr eU eege reu ee Pa eed ere xe dua 83 General Settings Opens the General Settings dialog box Primary Settings General Settings This tab contains the basic measurement settings R amp S FSV K10 Instrument Functions GSM DREES Softkeys and Settings of the GSM Menu General Settings NU EEGEN Advanced Settings Device Under Test CONFigure MS DEVice TYPE BTSNormal M Type BTS Normal Signal Characteristics ure MS NETWork TYPE EGSM c S NETWork FREQuency 900 y Frequency Band E GSM 900 SENSel FREQuency CENTer 935 MHz Frequen
186. he IQ correlation threshold then the application reports Sync not found in the status bar Additionally such bursts are ignored if Measure only on Sync is activated Operating Manual 1176 7526 02 01 128 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Parameters for setting and query lt Value gt numeric value IQ Correlation Threshold Range 0 to 100 RST 85 Default unit NONE Example CONF SYNC IQCT 98 Mode GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See IQ Correlation Threshold on page 72 CONFigure MS SYNC MODE Value This command sets the synchronization mode of the R amp S FSV K10 Parameters for setting and query Value ALL TSC BURSt NONE ALL First search for the power profile burst search according to the frame configuration in the capture buffer Second inside the found bursts search for the TSC of the Slot to measure as given in the frame configuration ALL is usually faster than TSC for bursted signals TSC Search the capture buffer for the TSC of the Slot to measure as given in the frame configuration This mode corresponds to a cor relation with the given TSC This mode can be used for continous but framed signals or bursted signals BURSt Search for the power profile burst search according to the frame configuration in the capture buffer Note For Burst no demodulation measurements e g Modula tion
187. hout restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Maximum Default unit dB Example READ BURS BPOW MAX Usage Query only Mode GSM READ BURSt MACCuracy BPOWer SDEViation This command starts the measurement and reads out the standard deviation measure ment of the Burst Power taken over the selected number of bursts When the measure ment is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Standard deviation Default unit dB Example READ BURS BPOW SDEV Usage Query only Operating Manual 1176 7526 02 01 198 R amp S FSV K10 Remote Commands GSM REENERT READ Subsystem Mode GSM READ BURSt MACCuracy EVM PEAK AVERage This command starts the measurement and reads out the average of the peak measure ment of the Error Vector Magnitude taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Average Default unit NONE Example READ BURS PEAK AVER Usage Query only Mode GSM READ BURS
188. ied without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt Example Usage Mode numeric value Standard deviation Default unit NONE READ BURS MERR RMS SDEV Query only GSM READ BURSt MACCuracy 0SUPpress AVERage This command starts the measurement and reads out the average measurement of the IQ Offset Suppression taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the mea surement can then be queried without restart of the measurement via the Return values Result Example Usage Mode FETCh BURSt subsystem numeric value Average Default unit dB READ BURS OSUP AVER Query only GSM READ BURSt MACCuracy 0SUPpress CURRent This command starts the measurement and reads out the currently measured value of the IQ Offset Suppression taken over the selected number of bursts When the mea surement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the Return values lt Result gt Example Operating Manual 1176 7526 02 01 FETCh BURSt subsystem numeric value Currently measured value Default unit dB READ BURS OSUP CURR 211 R amp S FSV K10 Remote Commands GSM READ Subsystem Usage Query onl
189. igure MS ECONfigure STATe These commands are retained for compatibility with R amp S FS K5 only They do not cause errors in a remote program however the settings commands have no effect and the query commands do not provide useful results Operating Manual 1176 7526 02 01 244 Commands for Compatibility CONFigure BURSt PTEMplate FRZoom This command is retained for compatibility with R amp S FS K5 only The query command does not provide useful results The setting command is not accepted and returns an error Usage Query only R amp S FSV K10 5 Status Reporting System Status Reporting System In addition to the registers provided by the base system the following register is used in the GSM option R amp S FSV K10 STAT QUES SYNC Although this register is provided by the base system the GSM option R amp S FSV K10 uses different bits and definitions In this section only the new and altered status registers bits for the GSM option R amp S FSV K10 are described Detailed information on the status registers of the base system is given in the section Status Reporting System in chapter 5 of the Operating Manual on CD The status reporting system stores all information on the current operating state of the instrument e g that the instrument is currently performing a calibration and information on errors which have occurred This information is stored in the status registers and in the error queue
190. ileIMERROM enaiis kiiin 213 READ BURSI MACCuracy PERCentile PERROr sse 213 READ BURG MAC CuracvlPtERb orPDEAkK AVEhRage enne 213 READ BURSt MACCuracy PERRor PEAK CURRemt 2 ccceccseccceeeeeeeaeneeeaeneeeeeeeeaaeeene 214 READ BURSI MACCuracy PERRor PEAK MAXimum seesssssssesesee nnne enne 214 READ BURSIt MACCuracy PERRor PEAK SDEViation sss nennt 215 READ BURSI MACCuracy PERRor RMS AVERage eese einen anna n tena nha iata 215 READ BURSI MACCuracy PERRor RMS CURRent eeeieesisessseeeeee nenas tni 215 READ BURSIt MACCuracy PERRor RMS MAXimum esee 216 READ BURG MAC CuracvlPERb or HMG GDtEViaton essere rere rorornrrrerererereennn 216 READ BURSEPTEMplate TROSIAVERG amp QET 22 Lii Merc EENS A AER An 216 READ BURSEPTEMplate TRGS CURRent NEE lee e eee dec idee Eiin 217 READ BURSt PTEMplate TRGS MAXimum assesses nean enne enses nnn nnns 218 READ BURSECPTEMplate FIRGS MINIRIOEIT io2idcutuu ba eadte enia ea ette tu n RR ba diaa 219 READ BURSEPTEMplate TRGS SDEViation 2 i tette kd edP epar eias 220 READ BURStSPOWer GL OT Glotz ALL AVERage nennen 221 READ BURSt SPOWer SLOT lt Slot gt ALL CHREGnd ARA 222 READ BURSt SPOWer SLOT sSIot ALL MAXimum eese nennen 223 READ BURG GbOwWer GL OT Glotz CUbRbent AVtChRage 224 READ BURSt SPOWer SLOT sSIot CURRent CRES
191. imum measurement of the Amplitude Droop taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Maximum Default unit dB Example FETC BURS ADR MAX Usage Query only Mode GSM FETCh BURSt MACCuracy ADRoop SDEViation This command reads out the standard deviation measurement of the Amplitude Droop taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Standard deviation Default unit dB Example FETC BURS ADR SDEV Usage Query only Mode GSM Operating Manual 1176 7526 02 01 151 R amp S FSV K10 Remote Commands GSM FETCh Subsystem FETCh BURSt MACCuracy ALL This command returns all the results of the Modulation Accuracy table The results are output as a list of comma separated strings When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can be queried without restart of the measurement via the FETCh BURSt subsystem Return values Result Error Vector Magnitude RMS gt Error Vector Magnitude Peak Magnitude Error RMS gt lt Magnitude Error Peak Phase Error RMS gt Phase Error Peak gt Burst Power gt lt Frequency Error IQ Offset IB Imbalance gt Each item consists of an Average Current Maximum and Stand ard Deviation value Example FETC BURS
192. ing Single Meas remote control ssssss Single Sweep remote control Spectrum ze j Sweep Count remote control Sweep Time remote control Sweeptime Manual remote control der e Ree WEE Transient Spectrum Trg Gate Source remote control i e rte ge UM ZOOM E Wide Mod Spectrum ges 8 Wide SpOGCIFUI WEE Softkeys Display List Graph remote control 138 Special characters siririna siiip idrardan iai 89 Spectrum Static PCL Statistic Count eene rennes 57 234 Swap VO 60 Swap IQ remote COhlrol 2 tmr 235 Symbol DECISION EE 72 Symbol period Definition rere err rrr 45 erte UE EE 56 T Tail amp TSC Bits sss essere enne 73 TDMA Timeslot alignment ssessssssseeeee 48 TRACE Key x Trace Wizard bo Training Sequence TC 65 eplgc User defined Gees User defined AQPSK s sse 68 Transducer factors 0 2 cece eeeeeee eeeseeeeeeeeeeeeeeeeeeeeeeess Transient Ref Power 2 Transient Spectrum nenne Multi measurement mode sesessese 74 Trigger Auto Set External Free Run le UE remote control ifo uM PE eet ten
193. ings tab on page 58 See RF Input on page 58 See El Atten State on page 59 See Electrical Atten on page 59 Operating Manual 1176 7526 02 01 188 R amp S FSV K10 Remote Commands GSM El INPut Subsystem INPut EATT STATe lt State gt This command turns the electronic attenuator on or off This command is only available with option R amp S FSV B25 but not if R amp S FSV B17 is active Parameters lt State gt ON OFF RST OFF Example INP EATT STAT ON Switches the electronic attenuator into the signal path Manual operation See General Settings on page 53 See Advanced Settings tab on page 58 See RF Input on page 58 See Electrical Atten on page 59 INPut GAIN STATe lt State gt This command turns the 20 dB preamplifier on and off With option R amp S FSV B22 the preamplifier only has an effect below 7 GHz With option R amp S FSV B24 the amplifier applies to the entire frequency range This command is not available when using R amp S Digital UO Interface R amp S FSV B17 Parameters lt State gt ON OFF RST OFF Example INP GAIN STAT ON Turns the preamplifier on Manual operation See General Settings on page 53 See Advanced Settings tab on page 58 See RF Input on page 58 See Preamp On Off on page 59 INPut SELect lt Source gt This command selects the signal source for measurements Parameters lt Source gt RF DIQ RF Radio Frequency RF INPUT connector
194. ionable SYNC Register 12 ACPLimit This bit is set if a limit for the adjacent channel power measurement is violated see also section STATus QUEStionable ACPLimit Register 13 to 14 These bits are not used 15 This bit is always 0 STATus QUEStionable SYNC Register This contains information about sync and bursts not found and about pre measurement results exceeding or falling short of expected values The bits can be queried with commands STATus QUEStionable SYNC EVENt on page 237 and STATus QUEStionable SYNC CONDition on page 238 Bit No Meaning 0 BURSt not found This bit is set if no burst is found during a measurement except for e Wide Modulation Spectrum measurement That is for all UO based measurements If a burst is found in these measurements the bit is reset SYNC not found This bit is set if the synchronization sequence training sequence of the midamble is not found during a measurement except for e Wide Modulation Spectrum measurement That is for all UO based measurements If the synchronization sequence training sequence of the midamble is found in these meas urements the bit is reset 2to 14 These bits are not used 15 This bit is always 0 Bum X M M M M M M H Operating Manual 1176 7526 02 0
195. ity as the existing Modulation Spectrum List measurement see chapter 3 1 9 Modulation Spectrum on page 24 however the measured offset frequencies are extended past the current limit of 1 8 MHz up to 6 MHz The full list of measured frequencies and filter bandwidths are listed in table 3 4 Contrary to the Modulation Spectrum measurement the Wide Modulation Spectrum measurement uses a series of gated zero span measurements This approach provides improved measurement dynamics compared to the Modulation Spectrum approach that is based on captured Q data To start a Wide Modulation Spectrum measurement select Wide Spectrum gt Wide Mod Spectrum see Wide Mod Spectrum on page 81 Wide modulation spectrum measurements are not available for signals from the Digital Baseband Interface R amp S FSV B17 Operating Manual 1176 7526 02 01 28 R amp S FSV K10 Instrument Functions GSM REES Measurements and Result Displays Table 3 4 Frequencies and filter bandwidths in wide modulation spectrum measurements Offset Frequency kHz RBW kHz VBW kHz 100 30 30 200 30 30 250 30 30 400 30 30 600 30 30 800 30 30 1000 30 30 1200 30 30 1400 30 30 1600 30 30 1800 30 30 2000 100 100 2200 100 100 2400 100 100 2600 100 100 2800 100 100 3000 100 100 3200 100 100 3400 100 100 3600 100 1
196. l CONFigure Subsystem Mode GSM Manual operation See Meas Settings on page 61 See Multicarrier tab on page 74 See BTS Class on page 75 CONFigure MS MCARrier FILTer Value This command controls the filter used to reduce the measurement bandwidth for multi carrier Power vs Time measurements For multi carrier BTS the PvT Filter parameter in the Advanced tab is ignored Parameters for setting and query Value MC400 MC300 PvT filter type MC400 Recommended for measurements with multi channels of equal power MC300 Recommended for measurement scenarios where a total of six channels is active and the channel to be measured has a reduced power e g 30 dB compared to its adjacent channels The PvT filter is optimized to get smooth edges after filtering burst signals and to suppress adjacent active channels RST MC400 Example CONF MCAR FILT MC400 Mode GSM Manual operation See Meas Settings on page 61 See Multicarrier tab on page 74 See PvT Filter on page 75 CONFigure MS MCARrier MCBTs lt State gt This parameter informs the R amp S FSV K10 that the measured signal is a multi carrier signal This function is only available if the Device Type is a BTS type see CONFigure MS DEVice TYPE on page 115 If active a special multi carrier filter is switched into the demodulation path and further multi carrier specific parameters become available Parameters for setting and que
197. l II Activate Trigger to Sync measurement CONFigure TRGS IMMediate Set minimum capture time to speed up measurement SENSe1 SWEep TIME MINimum Run a blocking single sweep INITiate IMMediate WAI Query the measurement result FETC BURS PTEM TRGS CURR I I I I I Usage Query only Mode GSM FETCh BURSt PTEMplate TRGS MAXimum This command queries the maximum of the time between the external trigger event and the start of the first symbol of the training sequence midamble in seconds over the selected number of UO captures see Statistic Count on page 57 This command is only available if an external trigger is selected and the Trigger to Sync measurement is active see CONFigure TRGS IMMediate on page 141 Return values Result numeric value Maximum Default unit S Operating Manual 1176 7526 02 01 171 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set external trigger more TRIGgerl SEQuence SOURce EXTernal JI Activate Trigger to Sync measurement CONFigure TRGS IMMediate Set minimum capture time to speed up measurement SENSel SWEep TIME MINimum JI Auto set trigger offset II Note Correct frame slot configuration assumed CONFigure MS AUTO TRIGger ONCE Run a blocking singl
198. lay WINDow1 SELect Select screen B modulation accuracy table DISPlay WINDow2 SELect Switch to split screen mode show all screens DISPlay FORMat SPLit Usage Setting only Mode GSM DISPlay WINDow lt n gt SSELect This command selects whether screen A or screen B is active WINDow1 corresponds to SCREEN A WINDow2 to SCREEN B Suffix lt n gt 1 Example DISP SSEL Usage Setting only Mode GSM DISPlay WINDow lt n gt TRACe lt t gt MODE Mode This command controls whether a trace is displayed or not and in which mode Each trace can only display a certain mode or nothing at all Blank The table below indicates which measurements can display which traces and which trace modes Note even if a trace is not displayed the results can still be queried see TRACe DATA on page 239 Suffix n lt 1 2 gt Screen number 1 screen A 2 screen B lt t gt lt 1 4 gt Trace number Operating Manual 1176 7526 02 01 146 R amp S FSV K10 Remote Commands GSM DISPlay Subsystem Parameters for setting and query lt Mode gt AVERage MAXHold MINHold WRITe PDFavg BLANk For a description of the trace modes see the Trace Mode Over view section in the base unit manual PDFavg A PDF of the average trace Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM JI Switch to single sweep mode and stop s
199. lly Switch on mode for multicarrier BTS measurements CONFigure MS MCARrier MCBTs ON Select K5 compatible multicarrier pre filter for PVT measure ment CONFigure MS MCARrier FILTer MC300 Mode GSM CONFigure MS MCARrier ACTCarriers Value This parameter specifies the total number of active carriers of the multi carrier BTS to be measured Its value affects the calculation of the limits according to the 3GPP standard for the modulation spectrum measurement see 3GPP2 TS 45 005 chapter 4 2 1 Spec trum due to modulation and wide band noise The limit is changed by 10 log N Parameters for setting and query Value numeric value Number of active carriers Range 1 to 12 RST 1 Default unit NONE Example CONF MCAR ACTC Mode GSM Manual operation See Meas Settings on page 61 See Multicarrier tab on page 74 See No of active Carriers on page 75 CONFigure MS MCARrier BTSClass Value This command defines the base station class The specified BTS Class effects the cal culation of the limits according to the 3GPP standard for the modulation spectrum mea surement see 3GPP2 TS 45 005 chapter 4 2 1 Spectrum due to modulation and wide band noise and chapter 4 3 2 Base Transceiver Station search for Multicarrier BTS Parameters for setting and query lt Value gt 1 2 RST 1 Example CONF MCAR BTSClass Operating Manual 1176 7526 02 01 117 R amp S FSV K10 Remote Commands GSM E
200. locking single sweep INITiate IMMediate WAI FETCh BURSt SPOWer SLOT1 DELTatosync Usage Query only Mode GSM 4 6 2 FETCh SPECtrum subsystem FETCH SPECtrumMODulation AL 1 uec coto de erede e o cur aee ea 180 ai le UE e lan le ele NEE 181 FETCHISPECOMES Wy IMIG IER E KEE 181 FETCH SPECtrumSWiTching REFErence cosi cea ere ve tav e ie ture a oca en iae 182 FETCh SPECtrum MODulation ALL This command returns the measured modulation spectrum of the mobile or base station This command is only available when Modulation Spectrum measurement is selected see CONFigure SPECtrum MODulation IMMediate on page 136 The result is a list of partial result strings separated by commas Return values Placeholder curently irrelevant Freq1 Absolute offset frequency in Hz lt Freq2 gt Absolute offset frequency in Hz lt Level gt Measured level at the offset frequency in dB or dBm depending on CONFigure SPECtrum MODulation LIMIT lt Limit gt Limit at the offset frequency in dB or dBm depending on CONFigure SPECtrum MODulation LIMIT Operating Manual 1176 7526 02 01 180 R amp S FSV K10 Remote Commands GSM FETCh Subsystem lt Abs Rel gt Indicates whether relative dB or absolute dBm limit and level values are returned depending on CONFigure SPECtrum MODulation LIMIT lt Status gt Result of the limit check in character data form PASSED no limit
201. low signal to noise ratio Peaks in the EVM vs Time measurement see chapter 3 1 4 EVM vs Time on page 15 may occur if the Linear symbol decision algorithm fails In that case use the Sequence method Linear is the fastest option Sequence Symbol decision via sequence estimation This method uses an algo rithm that minimizes the symbol errors of the entire burst It requires that the tail bits in the analyzed signal are correct It has a better per formance lower symbol error rate compared to the Linear method especially at low signal to noise ratios but with a loss of measurement speed This method is recommended for normal bursts with 16QAM or 32QAM modulation and for Higher Symbol Rate bursts with a narrow pulse Tip Use this setting if it reduces the EVM RMS measurement result Remote command CONFigure MS DEMod DECision on page 113 Operating Manual 1176 7526 02 01 72 Softkeys and Settings of the GSM Menu Tail amp TSC Bits Advanced tab Meas Settings The R amp S FSV K10 demodulator requires the bits of the burst Tail Data TSC Data Tail to provide an ideal version of the measured signal The Data bits can be random and are typically not known inside the demodulator of the R amp S FSV K10 Tail and TSC bits are specified in the Burst dialog box see Burst on page 63 Detected The detected Tail and TSC bits are used to construct the ideal signal Standard The sta
202. lse see 3GPP TS 45 004 SCIPR Sub chanel 1 bits ao a1 interleaver fa cad 5856 Race m wem Sub chanel 2 bits bo b Fig 3 21 AQPSK modulation scheme for GSM systems The proposed AQPSK mapping as assumed in the R amp S FSV K10 software is given in table 3 7 and illustrated in figure 3 22 where the first leftmost bit corresponds to sub channel 1 and the second rightmost bit corresponds to subchannel 2 Table 3 7 AQPSK symbol mappings reproduced from 3GPP TS 45 004 Modulating bits for AQPSK symbol in polar notation aj b Si 0 0 eh 0 1 eh 1 0 ef 1 1 ein The AQPSK modulation constellation diagram is shown in figure 3 22 where the value ais an angle related to the SCPIR as follows SCPIRygg 20 log o tan a dB f B 1 1 0 1 Fig 3 22 AQPSK constellation reproduced from 3GPP change request document GP 100275 haec pecu P c x MC rec eL i Operating Manual 1176 7526 02 01 38 R amp S FSV K10 Instrument Functions GSM 3 2 5 3 2 6 3 2 7 Further Information Transducer factors Transducer factors frequency response correction of external components like power splitters cables or attenuator pads are not supported within the R amp S FSV K10 option Trigger settings The GSM measurements can be performed in Free Run untriggered mode however an external tri
203. lternative procedure using the keys on the instru ment or the on screen keyboard is only described if it deviates from the standard oper ating procedures The term select may refer to any of the described methods i e using a finger on the touchscreen a mouse pointer in the display or a key on the instrument or on a keyboard Operating Manual 1176 7526 02 01 7 R amp S FSV K10 Preface EH How to Use the Help System 1 3 How to Use the Help System Calling context sensitive and general help gt To display the general help dialog box press the HELP key on the front panel The help dialog box View tab is displayed A topic containing information about the current menu or the currently opened dialog box and its function is displayed For standard Windows dialog boxes e g File Properties Print dialog etc no context sensitive help is available gt Ifthe help is already displayed press the softkey for which you want to display help A topic containing information about the softkey and its function is displayed If a softkey opens a submenu and you press the softkey a second time the submenu of the softkey is displayed Contents of the help dialog box The help dialog box contains four tabs e Contents contains a table of help contents e View contains a specific help topic e Index contains index entries to search for help topics e Zoom contains zoom functions for the help display To chang
204. ly Mode GSM STATus QUEStionable SYNC ENABle lt RegisterContent gt This command sets the bits of the ENABle part of the STATus QUEStionable SYNC register for screen A and B The ENABle register selectively enables the individual events of the associated EVENt part for the summary bit in the status byte See Hierarchy of Status Registers in the R amp S FSV Operating Manual Parameters for setting and query lt RegisterContent gt numeric value Content of the specific aspect of the status register RST 65535 Mode GSM STATus QUEStionable SYNC NTRansition lt RegisterContent gt This command determines what bits in the STATus QUEStionable SYNC CONDition register will set the corresponding bit in the STATus QUEStionable SYNC EVENt register when that bit has a negative tran sition 1 to 0 The parameter is the sum of the decimal values of the bits that are to be enabled Parameters for setting and query lt RegisterContent gt numeric value Content of the specific aspect of the status register RST 0 Mode GSM STATus QUEStionable SYNC PTRansition lt RegisterContent gt This command determines which bits in the STATus QUEStionable SYNC CONDition register will set the corresponding bit in the STATus QUEStionable SYNC EVENt register when that bit has a positive transi tion 0 to 1 The parameter is the sum of the decimal values of the bits that are to be enabled O
205. ly measured RMS value of the Magnitude Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the mea surement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Currently measured value Default unit NONE Example READ BURS MERR RMS CURR Usage Query only Mode GSM READ BURSt MACCuracy MERRor RMS MAXimum This command starts the measurement and reads out the maximum of the RMS mea surement of the Magnitude Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Maximum Default unit NONE Example READ BURS MERR RMS MAX Usage Query only Mode GSM Operating Manual 1176 7526 02 01 210 R amp S FSV K10 Remote Commands GSM READ Subsystem READ BURSt MACCuracy MERRor RMS SDEViation This command starts the measurement and reads out the standard deviation of the RMS measurement of the Magnitude Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be quer
206. ly measured value Default unit NONE Example READ BURS RMS CURR Usage Query only Mode GSM READ BURSt MACCuracy EVM RMS MAXimum This command starts the measurement and reads out the maximum of the RMS mea surement of the Error Vector Magnitude taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values Result numeric value Maximum Default unit NONE Example READ BURS RMS MAX Usage Query only Mode GSM READ BURSt MACCuracy EVM RMS SDEViation This command starts the measurement and reads out the standard deviation of the RMS measurement of the Error Vector Magnitude taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Fur ther results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Standard deviation Default unit NONE Example READ BURS RMS SDEV Operating Manual 1176 7526 02 01 201 R amp S FSV K10 Remote Commands GSM El READ Subsystem Usage Query only Mode GSM READ BURSt MACCuracy FERRor AVERage This command starts the measurement and reads out the average measurement of
207. ly set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Average Default unit NONE Example READ BURS MERR PEAK AVER Usage Query only Mode GSM READ BURSt MACCuracy MERRor PEAK CURRent This command starts the measurement and reads out the currently measured peak value of the Magnitude Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the mea surement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Currently measured value Default unit NONE Example READ BURS MERR PEAK CURR Operating Manual 1176 7526 02 01 208 R amp S FSV K10 Remote Commands GSM El READ Subsystem Usage Query only Mode GSM READ BURSt MACCuracy MERRor PEAK MAXimum This command starts the measurement and reads out the maximum of the peak mea surement of the Magnitude Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric val
208. may use a timeslot length of 157 normal symbol periods on timeslots with TN 0 and 4 and 156 normal symbol periods on timeslots with TN 1 2 3 5 6 7 rather than 156 25 normal symbol periods on all timeslots Operating Manual 1176 7526 02 01 49 R amp S FSV K10 Instrument Functions GSM BESSE Further Information The alignment of slots therefore falls under the Not Equal Timeslot Length Equal Time slot Length off or the Equal Timeslot Length Equal Timeslot Length on criterion see also Equal Timeslot Length on page 63 which are illustrated in figure 3 34 Slot 0 Sit 1 Slot 2 Suz Skt 4 Sos Slot 6 Siot 7 Middle of Middle of Middle of Middie of Middle of Maddie of Middle of Middle of Midamble Midamble Midamble Midamble Midamble Midamble Midarrble Midamble 157 NSP 156 NSP 156 NSP 156 NSP 157 NSP 156 NSP 156 NSP 156 NSP 1884 RSP 187 2 RSP 187 2 RSP 187 2 RSP 188 4 RSP 187 2 RSP 1872 RSP 187 2 RSP i Slot 0 Siot 1 Slot 2 Si3 Siot4 Siot 5 Skt 6 So Middle of Middle of Middle of Middle of Middle of Midde of Middle of Midde of Midamble Midamble Midamble Midarnble Midamible Midamble Midamble Midamble 187 5 RSP 187 156 25 NSP 15625 NSP 156 25 NSP 156 25 NSP 156 25 NSP 156 25 NSP 156 25 NSP 156 25 NSP SRSP 187 5 RSP 187 5 RSP 187 5 RSP 187 5 RSP 187 5 RSP 187 5 RSP Active Part Slot 0 Slot 1 Slot 2 Slot 3 Slot 4 Slot 5 Slot 6 Slot 7 Slot 0 Fig 3 34 Not equal top and equal bottom
209. mber of the slot to configure TSC SET Queries the currently used TSC number or the set If no query parameter is defined only the TS or the TSC is returned TSC Only the TSC or TS is returned SET The set of the TSC is returned Parameters for setting and query lt Value gt Operating Manual 1176 7526 02 01 0 1 12 3 4 5 6 71 0 1 02 1 1 1 2 2 1 2 2 3 1 3 2 4 1 4 2 5 1 5 2 6 1 6 2 7 1 7 2 TS0 TS1 TS2 USER Training sequence for Normal Burst 0 7 One of the 7 pre defined training sequence codes is used 0 1 0 2 1 1 1 2 2 1 2 2 3 1 3 2 4 1 4 2 5 1 5 2 6 1 6 2 7 1 7 2 TSC number and set for Normal Bursts TSO TS1 TS2 Training synchronization sequence for Access Bursts USER A user defined training sequence is used see CONFigure MS CHANnel SLOT s TSC USER on page 110 RST 0 109 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Example Enter the GSM option K10 INSTrument SELect GSM II Activate slot 0 CONFigure MS CHANnel SLOTO STATe ON Normal Burst CONFigure MS CHANnel SLOTO TYPE NB Il GMSK modulation CONFigure MS CHANnel SLOTO MTYPe GMSK II TSC 3 Set 1 CONFigure MS CHANnel SLOTO TSC 3 1 Query TSC number Note For backwards compatibility only the TSC number is returned CONFigure MS CHANnel SLOTO TSC I gt 3 JI Query TSC number CONFigure MS CHANnel SLOTO TSC TSC I gt 3
210. measurement immediately Remote command CONF AUTO LEV ON Execute Auto Level on Auto Set CONF AUTO LEV OFF Do not execute Auto Level on Auto Set CONF AUTO LEV ONCE Perform one Auto Level measurement immediately see CONFigure MS AUTO LEVel on page 97 Frame Configuration Auto Set tab Meas Settings When activated a single auto frame configuration measurement is performed when the AUTO SET key is pressed The auto frame configuration measurement may take a long time therefore it is deacti vated by default The following parameters are detected and automatically measured e Active slots e Slot configuration burst type modulation filter TSC R amp S FSV K10 Instrument Functions GSM Softkeys and Settings of the GSM Menu e Equal time slot length e For VAMOS normal burst and GMSK TSCs of set 1 and set 2 e For VAMOS normal burst and AQPSK TSCs of both subchannels restrictions see table 3 6 and SCPIR Press the button to perform a single auto frame configuration measurement immediately Note The auto frame configuration typically does not work with frequency hopping sys tems unless the trigger offset is set correctly In this case not every frame is populated by a modulated GSM signal A workaround is to use auto frame configuration with a manually set trigger offset Set Synchronization None Set the trigger offset manually in the Power vs Time measurement Set Synchronization back t
211. measurement of the instrument s inherent noise is automatically carried out The instrument s inherent noise is then removed from the mea sured results The inherent noise of the instrument depends on the selected center fre quency and level setting Therefore the measurement of the inherent noise is repeated whenever one of these parameters is changed In addition for instruments with early detector boards with an even hardware code see column HWC in the hardware information dialog phase noise is reduced at 600 kHz offset frequencies For best performance for modulation accuracy measurements on instruments with early detector boards deactivate the High Dynamic mode Parameters State ON OFF RST OFF Example Select Modulation Spectrum measurement JI measurement on captured UO data CONFigure SPECtrum MODulation IMMediate JI Activate high dynamic mode CONF SPEC HDYN ON Mode GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See High Dynamic on page 71 CONFigure SPECtrum LIMit LEFT State This command controls the left limit check of the spectrum trace spectrum graph mea surement and which offset frequencies in the table spectrum list measurement are checked against the limit This command affects the Modulation Spectrum and Tran Sient Spectrum measurements Note For measurements on multi carrier signals use either the check on the left or right side t
212. mit check in character data form PASSED no limit exceeded FAILED limit exceeded Example READ WSP MOD 0 998200000 998200000 84 61 56 85 REL PASSED 0 998400000 998400000 85 20 56 85 REL PASSED Usage Query only Mode GSM READ WSPectrum MODulation GATing This command reads out the gating settings for gated Modulation Spectrum or Wide Modulation Spectrum measurements see chapter 3 1 9 Modulation Spectrum on page 24 and chapter 3 1 11 Wide Modulation Spectrum on page 28 The returned values can be used to set the gating interval for list measurements i e a series of measurements in zero span mode at several offset frequencies This is done in the Spectrum mode using the SENSe LIST subsystem see SENSe LIST POWer SET Prior to this command make sure you set the correct Trigger Mode IF power or Exter nal and Trigger Offset in the General Settings dialog see General Settings on page 53 The Trigger Offset can be determined using the Auto Set Trigger func tionality of the R amp S FSV K10 Return values lt TriggerOffset gt Calculated trigger offset based on the user defined Trigger Off set and Frame Configuration such that 50 90 of the active part of the Slot to measure excluding TSC is measured lt GateLength gt Calculated gate length based on the user defined Trigger Off set and Frame Configuration such that 50 90 of the active
213. n a measurement Here the capture time can be entered in seconds Note The duration of one GSM slot equals 15 26 ms 0 576923 ms The duration of one GSM frame 8 slots equals 60 13 ms 4 615384 ms For R amp S FSV spectrum analyzers with an FMR7 CPU board order no 1091 3204 with R amp S FSV firmware 1 80 only and 1 GByte RAM the maximum capture time is 600 ms Otherwise it is 1 s Remote command SENSe SWEep TIME on page 236 Synchronization Primary Settings General Settings Sets the synchronization mode of the R amp S FSV K10 Burst TSC First search for the power profile burst search according to the frame configuration in the capture buffer Second inside the found bursts search for the TSC of the Slot to measure as given in the frame con figuration Burst TSC is usually faster than TSC for bursted signals TSC Search the capture buffer for the TSC of the Slot to measure as given in the frame configuration This mode corresponds to a correlation with the given TSC This mode can be used for continous but framed sig nals or bursted signals Burst Search for the power profile burst search according to the frame con figuration in the capture buffer Note For Burst no demodulation measurements e g Modulation Accuracy are supported Only Power vs Time Modulation Spec trum Transient Spectrum measurements are supported Operating Manual 1176 7526 02 01 56 R amp S
214. n or disable the multiple measurement mode Remote command CONFigure BURSt CONStell IMMediate on page 131 Trigger to Sync Demod Displays the Trigger to Sync measurement results For details see chapter 3 1 7 Trig ger to Sync on page 19 Note The Trigger to Sync measurement is only available when using external trigger mode Remote command CONFigure TRGS IMMediate on page 141 R amp S Support Demod See R amp S Support on page 87 PvT Opens the submenu for Power vs Time settings starts the measurement and displays the measurement results See also chapter 3 1 8 Power vs Time on page 20 Note Power vs Time results can be included in multiple measurements see Multi Meas Tab on page 73 In this case you do not need to start a new measurement If the PvT softkey is not available include Power vs Time in the multiple measurement selection or disable the multiple measurement mode Remote command CONFigure BURSt PTEMplate IMMediate on page 132 General Settings PvT For details refer to the General Settings on page 53 softkey in the root menu of the GSM option Meas Settings PvT For details refer to the Meas Settings on page 61 softkey in the root menu of the GSM option Full PvT Switches the Power vs Time measurement to the full burst view Remote command CONF BURS PTEM SEL FULL See CONFigure BURSt PTEMplate SELect on page 133 Rising
215. n the multiple measurement selection only become available again when you deactivate multiple measurement mode or include the measurement in the multiple measurement selection Seen LNO mt 12 e Modulation ACCUFBO ecrire rere neueren ee e rx ENEAN AARNE 13 e Phase Error ve MM EE 14 E EX te a a a a aaa eaaa a a aa aaia 15 e Magnitude Error vs Time ccc cece erento e eene 17 Ee EE Te 18 Klee ERT 19 QUEE LOU RTI EE 20 e Modulation SBSCIE Te EEN 24 e Transient Spesl TTT 27 e Wide Modulation Spectrum sess 28 Screen Layout Within the GSM measurement option each measurement has its own screen layout see e g chapter 3 1 8 Power vs Time on page 20 This is typically a combination of a graph in the upper screen part and a table in the lower screen part You can switch between the screens and select a split screen layout to see all displays or a full screen layout to see only the graph or the table in more detail Operating Manual 1176 7526 02 01 12 R amp S FSV K10 Instrument Functions GSM Measurements and Result Displays Table content in split screen mode o Due to the reduced space available for each result in split screen mode the content of the tables may be reduced Via remote control all results are available in any table state 3 1 2 Modulation Accuracy The fundamental characteristics of the signal to be analyzed in the vector IQ domain are error vector magnitude EV
216. nd starts the measurement and reads out the average of the peak measure ment of the Phase Error taken over the selected number of bursts When the measure ment is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Operating Manual 1176 7526 02 01 213 R amp S FSV K10 Remote Commands GSM READ Subsystem Return values lt Result gt numeric value Average Default unit NONE Example READ BURS PERR PEAK AVER Usage Query only Mode GSM READ BURSt MACCuracy PERRor PEAK CURRent This command starts the measurement and reads out the currently measured peak value of the Phase Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measure ment can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Currently measured value Default unit NONE Example READ BURS PERR PEAK CURR Usage Query only Mode GSM READ BURSt MACCuracy PERRor PEAK MAXimum This command starts the measurement and reads out the maximum of the peak mea surement of the Phase Error taken over the selected number of bursts When the mea surement is started the analyzer is automatically set to single swe
217. ndard Tail and TSC bits as set in the Burst dialog box are used to construct the ideal signal Using the standard bits can be advantageous to verify whether the device under test sends the correct Tail and TSC bits Incorrect bits would lead to peaks in the EVM vs Time trace see chapter 3 1 4 EVM vs Time on page 15 at the positions of the incorrect bits Remote command CONFigure MS DEMod STDBits on page 114 Multi Meas Tab Meas Settings This tab allows you to perform several measurements at once E Measurement Settings Multi Meas CONFigure MS MULTi STATe ON gt CONFigure MS MULTi BURSt PTEMplate ON CONFigure MS MULTi BURSt DEModulation ON CONFigure MS MULTi BURSt CONStell ON CONFigure MS MULTi SPECtrum MODulation ON CONFigure MS MULTi SPECtrum SWiTching ON IISISISISI Multiple Measurement Mode active Multi Meas Tab Meas Settings Activates the multiple measurement mode In this mode several measurement results can be calculated on the same captured UO data in parallel Only the results of the selected measurements are available The softkeys for the other measurements only become available again when you deactivate multiple measurement mode or include the measurement in the multiple measurement selection Use this mode to reduce total measurement time if you know in advance which mea surement results are required Remote command CONFigure MS MULTi STATe on page 122 Power v
218. nding marker is switched on prior to the assignment Suffix lt n gt Selects the measurement window lt m gt depends on mode Selects the marker Parameters lt Trace gt 1 4 Trace number the marker is positioned on Example CALC MARK3 TRAC 2 Assigns marker 3 to trace 2 Manual operation See Marker to Trace on page 86 CALCulate lt n gt MARKer lt m gt X Value This command positions the selected marker to the indicated position The corresponding trace must be active i e its status must not be BLANK see DISPlay WINDow lt n gt TRACe lt t gt MODE on page 146 Suffix n 1 irrelevant lt m gt lt 1 4 gt Marker number Parameters for setting and query lt Value gt numeric value x axis position of the marker Default unit NONE Example CALC1 MARK1 X 5 Mode GSM CALCulate lt n gt MARKer lt m gt Y This command returns the y value at the position of the marker Suffix lt n gt lt 1 gt irrelevant lt m gt lt 1 4 gt Marker number Usage Query only Mode GSM Operating Manual 1176 7526 02 01 94 R amp S FSV K10 Remote Commands GSM 4 4 4 4 1 CONFigure Subsystem Manual operation See Marker 1 2 3 4 on page 85 CALCulate lt n gt MARKer lt m gt ZOOM lt Value gt This command defines the ratio to be zoomed around the marker 1 in the selected mea surement window The default value is 1 where the full trace is shown Suffix lt n gt
219. nen rennen nre nnne 132 CONFigure BURSt PTEMplate FILTer 1132 CONFigure BURSEPTEMMplate F FRZOOM s0i cesccncsncnneeecancenssncnseeonstnesnenestcpasemeetdeneencancersenteneersatenssnsesteedaoees 133 CONFigure BURSEPTEMplate FRZOOM sirrien sannindi iardun ua eE ara eva e nena NEE denies 245 CONFigure BURSEPTENMMplate SELE6Ct isi etre te a ENEE EN a Ee ndenes denueteadandases CONFigure BURSEPTEMMplate TALIM enirir ederet ere ette ea tse eren thee CONFigure BURSt PTEMplate TMHRes CONFigure BURSt PTEMplate TMHRes E CONFioure BUIRGCh TEMolsatel IMMedhatel eene nnnm nnne nnns nnn CONFigure SPEC trum DY N atric uarietate nene ce ttp lage Eae ip eee aab Eed CONEigure SPECtr m LIMIEEEF T 2 2 ct ceo rh be e v vee decet goce tbe te e nis De dt CONEFigure SPEC trum Be LE LEE CONFioure GE Cirum MOtDulatton LIMIT enne nennen nnns nennt sete rnt sen tn nenne CONFigure SPECtrum MODulation LIST BANDwidth RESolution m CONFigure SPECtrum MODulation IMMediate seen CONFigure SPEGtr m SEL e EE lo Hl e ia RON ten Une R I TR E CONFigure SPEGtrum SWITching TY E CONFioure GbtCirum GW chingat MMecdatel CONFigure TRGS ADPSize de CONFigure TRGS NOFBIFIS rra eege C n a i E CE eege CONFigure TRGSEIMMediate 2 c re rtr amne tonta rena t n non Fan ety eda sa d ener enu ran Ea ead 141 CONFigure WSPectrum MODulation LIMIT eese eene enne nnne ntn n eren rnnt rnnnn n
220. nn rentre 144 CONFioure W bechum MOtDulaton LISTGEL ect 144 CONFigure WSPectrum MODulation IMMediate ceseesseeeseeeeeeeneeeeeennee nennen rennen 142 Bum X MMM 9 M ee Operating Manual 1176 7526 02 01 249 R amp S FSV K10 List of Commands CONFIgurer MS ARECOE erae le ee 96 CONFig re MST AUTO tr netu eto ey Foe itd ee etie trn bet e tet enia e SR 97 CONFig re MSEAUTO FRAMS ii ioiei prepara tede iEn adea cb ER ae si ep Pe n o dead 97 CONFigure MS AUTO LDEWVSGl 22 1iioctr edere tette ed aas tea o e te pete aaa 97 CONFiourel MSlAUTOTRlGger nennen nenne nnetr irri tnr erre tre rre nn nre nre trennen 98 eel Tele Die i sjRszime CONFigure MS BSTHreshold CONFigure MS CHANnel FRAMe EQUal essent rre nre erre nrn trennen 99 CONFiourel M lcCHANnel M ois MEAGure rennen nemen nennen 100 CONFigure MS CHANnel MSLots NOFSlots essent 100 CONFiourelM lcCHANnel M otsOtEtGet nee nnne rentrer enne 100 CONFigure MS CHANnel SLOT s FILTer eese nennen nennen enne 101 CONFiourelM lcHANnel SL OT ezMivbe nennen enne nne nennnnennsnnnnnns 102 CONFigure MS CHANnel SLOT s MULTi essen nennen trennen enne 103 CONFiourelM SlcCHANnel SL OT ces PC CONFigure MS CHANnel SLOT lt s gt
221. nnel 1 Query User TSC bits CONFigure MS CHANnel SLOTO SUBChannel1 TSC USER gt 101111011001 10010000100001 Subchannel 2 User TSC CONFigure MS CHANnel SLOT0 SUBChannel2 TSC USER CONFigure MS CHANnel SLOT0 SUBChannel2 TSC gt USER Subchannel 2 Set User TSC bits CONFigure MS CHANnel SLOT0 SUBChannel2 TSC USER 11010111111101011001110100 II Subchannel 2 Query User TSC bits CONFigure MS CHANnel SLOTO0 SUBChannel2 TSC USER gt 11010111111101011001110100 Mode GSM Manual operation See Meas Settings on page 61 See Demod tab on page 61 See Frame Select Slot to Configure on page 63 See Burst on page 63 See Subchannel 1 2 on page 67 See User TSC on page 68 Operating Manual 1176 7526 02 01 108 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem CONFigure MS CHANnel SLOT lt s gt TSC lt Value gt This command selects the training sequence code TSC Normal and Higher Symbol Rate Bursts or training synchronization sequence TS for Access Bursts of the specified slot and subchannel used by the mobile or base station See 3GPP TS 45 002 chapter 5 2 Bursts This command is not available for AQPSK modulation use CONFigure MS CHANnel SLOT lt s gt SUBChannel lt ch gt TSC instead Suffix lt s gt Query parameters lt ResultType gt 0 7 Nu
222. no RST value ABORt This command aborts a current measurement and resets the trigger system Example ABOR INIT IMM Mode all CALCulate Subsystem The CALCulate subsystem contains commands for converting instrument data trans forming and carrying out corrections These functions are carried out subsequent to data acquisition i e following the SENSe Subsystem e CALCulate LIMit SUDSYSIOIME ense entree ENEE Eege EE ees 91 e CALCulate MARKer SubSsystelm cn enenatis reo P2 ev oa 92 CALCulate LIMit Subsystem The CALCulate LIMit Subsystem contains commands for the limit checks CALCulate lt n gt LIMit lt i gt FAIL This command queries the result of the limit check of the limit line indicated in the selected measurement window Note that a complete sweep must have been performed to obtain a valid result A synchronization with OPC OPC Or WAI should therefore be provi ded For the power vs time graph measurement CALCulate LIMit1 FAIL returns the result for the Max trace and CALCulate LIMit2 FAIL returns the result for the Min trace For the modulation spectrum measurements CALCulate LIMit1 FAIL returns the result for the Average trace CALCulate LIMit2 FAIL is not available Operating Manual 1176 7526 02 01 91 R amp S FSV K10 Remote Commands GSM 4 3 2 CALCulate Subsystem For the transient spectrum measurements CALCulate LIMit1 FAIL returns the result for the Max trace
223. nth dea dete ge CONFigure MS MULTI BURSt CONStell essent rennes CONFigure MS MULTI BURSt DEModulation essent enne rennen CONFigure MS MULTI BURSEt PTEMplate essen rennen nennen enne CONFigure MS MULTi SPECtrum MODuUlation essent CONFigure MS MULTi SPECtrum SWITching essere nnns CONFigure MSEMULTI S EAT iicet operentur iaaa creda eh de ev amd dare bee enun adaa adaa adaa CONFigure MS NETWork FREQuency BAND CONFigure MS NETWork TpEI nennen nenne nrntnrrnrr etre t eren enne nnns CONFig ure MSTEPOWler AU TO erste eder tree teer i e dede ped ee ERE ear EM etc EE ati CONFigure MS POWer AUTO SWEep TIME CONFigur e MS POWERCLASS icessciscssccstencisesscctagvieteueahpeestaeds iendea pidada lipiidid didadada de eet CONFiourel M lbOWer STAT TEE Operating Manual 1176 7526 02 01 250 R amp S FSV K10 List of Commands CONFigtire MS PRAT 62 cscs see ee eet 128 CONFigure MS REST E 128 CONFigtire MS SSE arch E 128 CONFigure MSESYNGC IQG Threshold og aee mete de i neat ee Eye e Re edie 128 CONFiourel MSlSvNCMODE nennen nnenre terti tre nnne trn erre e trennen nnn trenes 129 CONFig reEMSESYNG ONL E 130 BISPlay WINDOwsn SElect 21 crac rt penat m e Edere ded ERR ex He cunc anna dac ap 145 DISPlayEWINDOW snh SSEBL6Gt ani erro o nee ette adr e e ded eben eet ac e d pega 146 DIS
224. nu ENEE 91 4 3 CALCulate Subsystem icit teee tile eL enean nee tk naa nn ane tr kcu Rn ne ek eaa ande nnna 91 AA CONFigure Subsystem coeli eren terne Le nnntnnee Lean un nae n a annua ae a Ra Rn uie eux 95 4 5 DISPlay Subsystoeim rri reete netten ee tnn niea Fein nee Lana deeg 145 4 66 FETCH Subsystem eetci sie cdeleeccnssesceclsvecensaseectsevetensccectiveecensdeectsrvecereseete 149 4 7 INI Tiate SUDSYSteMM oss 7 cciedececteevccecceetcevecestceteevecesnsceetstsestccereseties ccbeteetiesceeeteesdensceets 184 48 INP t Subsysteim teneri EES ENEE gedeelt 185 49 INSTrument Subsystem eeeeseeeeeeeseeeeeeenne nennen nnne nnn nire 190 4 10 MMEMory Subsystem eesseeeeeseeeeeeeneenen nennen nenne nnne n nna n ntn enin ann tenen nens 191 4 11 READ Su bsystem cnet SEENEN tn annuae DEES ee 193 Operating Manual 1176 7526 02 01 3 4 12 4 13 4 14 4 15 4 16 SENSe Subeve tem ue ie EENEG NEESS aa REDE nde ais 233 STATUS Subsystem 2 NENNEN EENS opa numus SEENEN 236 TRACE Subsystem eere tot rites anaiss aot Ia Roa ea RES De adds EES aea NEE 239 TRIGger S bsystemi 2 eroe rete cene torni anapara ceni EuS on Ro ern a an gabe a E de aii 240 Commands for Compatibility eeeeeeeeeeeseeeeeeeeeeen nennen nennen nnne 244 Status Reporting System cesse
225. nual 1176 7526 02 01 9 R amp S FSV K10 Introduction 2 Introduction This document contains all information required for operation of an R amp S FSV equipped with Application Firmware R amp S FSV K10 It covers operation via menus and the remote control commands for GSM EDGE EDGE Evolution EGPRS2 and VAMOS Voice ser vices over Adaptive Multi user channels on One Slot measurements This part of the documentation consists of the following chapters chapter 3 Instrument Functions GSM on page 11 describes the overall instrument functions and provides further information chapter 4 Remote Commands GSM on page 88 describes all remote control commands defined for the GSM EDGE EDGE Evolution EGPRS2 and VAMOS measurements e chapter 5 Status Reporting System on page 246 provides a description of the status registers This part of the documentation includes only functions of the Application Firmware R amp S FSV K10 For all other descriptions refer to the description of the base unit Operating Manual 1176 7526 02 01 10 R amp S FSV K10 Instrument Functions GSM 3 Instrument Functions GSM The R amp S FSV equipped with the GSM option performs measurements on downlink or uplink signals according to the Third Generation Partnership Project 3GPP standards for GSM EDGE EDGE Evolution EGPRS2 and Voice services over Adaptive Multi user Channels on One Slot VAMOS in different domains Time Frequency I
226. o Burst TSC or TSC Deactivate the Trigger check box in the Auto Set tab Press the AUTO SET key to run the auto frame configuration measurement Remote command CONF AUTO FRAM ON Execute Auto Frame Configuration on Auto Set CONF AUTO FRAM OFF Do not execute Auto Frame Configuration on Auto Set CONF AUTO FRAM ONCE Perform one Auto Frame Configuration measurement imme diately see CONFigure MS AUTO FRAMe on page 97 Trigger Auto Set tab Meas Settings If activated the following parameters are detected and automatically measured when the AUTO SET key is pressed e Trigger Offset for external and IF power trigger e Trigger Level for IF power trigger only Press the button to perform a single auto trigger measurement immediately For details on the parameters refer to General Settings on page 53 Remote command CONF AUTO TRIG ON Execute Auto Trigger on Auto Set CONF AUTO TRIG OFF Do not execute Auto Trigger on Auto Set CONF AUTO TRIG ONCE Perform one Auto Trigger measurement immediately see CONFigure MS AUTO TRIGger on page 98 Demod Opens a demodulation submenu This softkey is only available if the Synchronization setting is set to TSC or Burst TSC General Settings see Synchronization on page 56 General Settings Demod For details refer to the General Settings on page 53 softkey in the root menu of the GSM option Meas Settings Demod For details
227. o measure the spectrum of the left or right most channel and to ignore the side where adjacent channels are located Parameters for setting and query State 110 ON OFF ON check limit OFF do not check limit RST 1 Operating Manual 1176 7526 02 01 135 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Example CONF SPEC LIM LEFT OFF Mode GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See Enable Left Limit on page 69 CONFigure SPECtrum LIMit RIGHt lt State gt This command controls the right limit check of the spectrum trace spectrum graph mea surement and which offset frequencies in the table spectrum list measurement are checked against the limit This command affects the Modulation Spectrum and Tran sient Spectrum measurements Note For measurements on multi carrier signals use either the check on the left or right side to measure the spectrum of the left or right most channel and to ignore the side where adjacent channels are located Parameters for setting and query lt State gt 110 ON OFF ON check limit OFF do not check limit RST 1 Example CONF SPEC LIM LEFT OFF Mode GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See Enable Right Limit on page 70 CONFigure SPECtrum MODulation IMMediate This command selects measurement of the spectrum due to modulation
228. ode Remote command CONFigure SPECtrum HDYNamic on page 135 Wide Mod Freq List Advanced tab Meas Settings For Wide Modulation Spectrum measurements the wide modulation frequency list con trols whether offset frequencies are measured up to 1800 kHz or 6000 kHz Narrow The measurement is performed for offset frequencies up to 1800 kHz from the carrier this setting improves measurement speed Wide Default The measurement is performed for offset frequencies up to 6000 kHz from the carrier Remote command CONFigure WSPectrum MODulation LIST SELect on page 144 No of Bins Advanced tab Meas Settings This parameter specifies the number of bins for the histogram of the Trigger to Sync measurement Remote command CONFigure TRGS NOFBins on page 141 Operating Manual 1176 7526 02 01 71 R amp S FSV K10 Instrument Functions GSM Softkeys and Settings of the GSM Menu Adaptive Data Size Advanced tab Meas Settings This parameter specifies the number of measurements I Q captures after which the x axis is fixed for the histogram calculation of the Trigger to Sync measurement Remote command CONFigure TRGS ADPSize on page 141 IQ Correlation Threshold Advanced tab Meas Settings This threshold determines whether a burst is accepted if Measure only on Sync is acti vated If the correlation value between the ideal IQ signal of the given TSC and the mea sured TSC is below the IQ c
229. ode GSM Manual operation See Meas Settings on page 61 See Demod tab on page 61 See Frame Select Slot to Configure on page 63 See Burst on page 63 See Burst Type on page 64 CONFigure MS CHANnel TSC Value Sets the burst type and TSC of the Slot to measure Refrain from using this command in new K10 remote scripts and use pure K10 remote commands instead Use CONFigure MS CHANnel SLOT s TYPE and CONFigure MS CHANnel SLOT lt s gt TSC Parameters for setting and query lt Value gt TSC number 0 1 2 3 4 5 6 7 TSC number Normal Burst ABO AB1 AB2 TS number Access Burst USER User defined TSC RST 0 Example CONFigure MS CHANnel TSC 0 Mode GSM CONFigure MS CHANnel TSC USER lt Value gt This command sets the bits of the user definable TSC of the Slot to measure The number of bits must be in accordance with the set burst type and modulation CONFigure MS CHANnel TSC USER needs to be set first Operating Manual 1176 7526 02 01 112 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Refrain from using this command in new K10 remote scripts and use pure K10 remote commands instead Use CONFigure MS CHANnel SLOT0 TSC USER and CONFigure MS CHANnel SLOTO TSC USER 10101111101010101100111100 Parameters for setting and query Value Example Mode string CONFigure MS CHANnel TSC USER 10101111101010101100111100 GSM CONFigure MS D
230. on Accuracy list To start a EVM vs Time measurement select Demod gt EVM see EVM on page 78 and then start a measurement RUN SINGLE RUN CONT key on page 73 In this case you do not need to start a new measurement If the EVM vs Time softkey is not available include Demod in the multiple measure ment selection or disable the multiple measurement mode e EVM vs Time results can be included in multiple measurements see Multi Meas Tab The following default settings are used for a EVM vs Time measurement Setting Default Measurement Scope The slot selected as Slot to measure in Measurement Settings see Slot to Measure on page 62 Averaging Configuration Number of bursts as selected in Statistic Count in General Settings see Statistic Count on page 57 Limit Check None TEE Operating Manual 1176 7526 02 01 16 R amp S FSV K10 Instrument Functions GSM Measurements and Result Displays 3 1 5 Magnitude Error vs Time This measurement displays the magnitude error over time The measurement consists of a graph and a table which is a condensed version of the Modulation Accuracy table see chapter 3 1 2 Modulation Accuracy on page 13 Magnitude Error vs Time Graph Fig 3 6 Magnitude Error vs Time graph Magnitude Error vs Time Modulation Accuracy Current Average Mag Error 0 20 0 20 0 24 0 02 96 0 50 0 52 0 63 0 05 Burst Power
231. on trace averaging SWE COUN 20 Setting the sweep counter to 20 sweeps INIT WAI Starts the measurement and waits for the end of the 20 sweeps Mode all INITiate lt n gt CONTinuous State This command determines whether the trigger system is continuously initiated continu ous or performs single measurements single The sweep is started immediately Suffix n irrelevant Parameters State ON OFF RST ON Operating Manual 1176 7526 02 01 184 R amp S FSV K10 Remote Commands GSM INPut Subsystem Example INIT CONT OFF Switches the sequence to single sweep INIT CONT ON Switches the sequence to continuous sweep Mode all INITiate REFMeas IMMediate Repeats the evaluation of the data currently in the capture buffer without capturing new data This is useful after changing settings for example the Statistic Count Averaging is performed according to the Statistic Count and automatically stops when the defined Statistic Count or the end of the captured data is reached Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and do one measurement INITiatel CONTinuous OFF Set capture time to 1 s SENSe1 SWEep TIME 1 S Activate power vs time measurement CONFigure BURSt PTEMplate IMMediate Run a blocking single sweep INITiate IMMediate WAI Export captured UO data to file MMEMory STORe I
232. onfigure lt ch gt lt 1 2 gt Subchannel number Query parameters lt ResultType gt TSC SET Queries the currently used TSC number or the set Parameters for setting and query lt Value gt 0 1 0 2 1 1 1 2 2 1 2 2 3 1 3 2 4 1 4 2 5 1 5 2 6 1 6 2 7 1 7 2 USER TSC number and Set or User TSC Set 2 is only available for subchannel 2 RST 0 1 Operating Manual 1176 7526 02 01 106 R amp S FSV K10 Remote Commands GSM REESEN CONFigure Subsystem Example Enter the GSM option K10 INSTrument SELect GSM II Activate slot 0 CONFigure MS CHANnel SLOTO STATe ON Normal Burst CONFigure MS CHANnel SLOTO TYPE NB JI AQPSK VAMOS modulation CONFigure MS CHANnel SLOTO MTYPe AQPSk Subchannel 1 TSC 0 Set 1 CONFigure MS CHANnel SLOT0O SUBChannell TSC 0 1 II Subchannel 1 Query TSC number and Set number CONFigure MS CHANnel SLOTO SUBChannel1 TSC Il gt 0 1 II Subchannel 1 Query TSC number CONFigure MS CHANnel SLOT0 SUBChannell TSC TSC I gt 0 JI Subchannel 1 Query Set number CONFigure MS CHANnel SLOTO SUBChannel1 TSC SET I gt 1 Subchannel 2 TSC 0 Set 1 CONFigure MS CHANnel SLOT0 SUBChannel2 TSC 0 2 JI Subchannel 2 Query TSC number and Set number CONFigure MS CHANnel SLOT0 SUBChannel2 TSC I gt 0 2 II Subchannel 2 Query TSC number CONFigure MS CHANnel SLOT0 SUBChannel2 TSC TSC I gt 0 Subchannel 2 Query Set number CONFigure MS CHANnel SLOT0 SUBChannel2 TSC SET I gt
233. only Mode GSM READ BURSt MACCuracy IQIMbalance CURRent This command starts the measurement and reads out the currently measured value of the IQ Imbalance taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measure ment can then be queried without restart of the measurement via the FETCh BURSt subsystem Operating Manual 1176 7526 02 01 205 R amp S FSV K10 Remote Commands GSM b M T M READ Subsystem Return values lt Result gt numeric value Currently measured value Default unit NONE Example READ BURS IQIM CURR Usage Query only Mode GSM READ BURSIt MACCuracy IQlMbalance MAXimum This command starts the measurement and reads out the maximum measurement of the IQ Imbalance taken over the selected number of bursts When the measurement is star ted the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsys tem Return values Result numeric value Maximum Default unit NONE Example READ BURS IQIM MAX Usage Query only Mode GSM READ BURSIt MACCuracy IQlMbalance SDEViation This command starts the measurement and reads out the standard deviation measure ment of the IQ Imbalance taken over the selected number of bursts When the measure ment is started the analyzer is
234. only available if Power vs Time measurement is selected see CONFigure BURSt PTEMplate IMMediate on page 132 Suffix lt Slot gt lt 0 7 gt Slot number to measure power on The selected slot s must be within the slot scope i e First slot to measure S s S First slot to measure Number of Slots to measure 1 Return values lt Result gt numeric value Average Default unit dBm Operating Manual 1176 7526 02 01 221 R amp S FSV K10 Remote Commands GSM READ Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the slot scope Use all 8 slots for the PVT measurement Number of slots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measure 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Note READ starts a new single sweep annd then reads the results Please use FETCh to query several results READ BURSt SPOWer SLOT1 ALL AVERage Usage Query only Mode GSM READ BURSt SPOWer SLOT lt Slot gt ALL CRESt This command starts the measurement and reads out the crest factor for the selected slot for all measured burst This command is only available if Power vs Time measurement is selected see CONFigure BURSt PTEMplate IMMediate on page 132
235. onstant as defined by the 3PP standard for Limit Time Alignment Slot to measure The R amp S FSV K10 option offers a strictly standard conformant multiple slot PvT limit line check This is based on time alignment to a single specified slot the Slot to Measure and allows the user to check for correct BTS timeslot alignment in the DUT according to the GSM standard In addition a less stringent test which performs PvT limit line align ment on a per slot basis Per Slot is also available Note When measuring Access bursts the parameter Limit Time Alignment should be set to Per Slot since the position of an Access burst within a slot depends on the set timing advance of the DUT Remote command CONFigure BURSt PTEMplate TALign on page 133 Enable Left Limit Advanced tab Meas Settings This parameter controls the left limit check of the spectrum trace spectrum graph mea surement and which offset frequencies in the table spectrum list measurement are checked against the limit This parameter effects the Modulation Spectrum and Transient Spectrum measurements Note For measurements on multi carrier signals using either the check on the left or right side allows you to measure the spectrum of the left or right most channel while ignoring the side where adjacent channels are located Remote command CONFigure SPECtrum LIMit LEFT on page 135 Operating Manual 1176 7526 02 01 69 R amp S FSV K10
236. operation See Demod on page 77 See EVM on page 78 CONFigure BURSt MACCuracy IMMediate This command selects measurement of the modulation accuracy Example CONF BURS MACC Usage Setting only Mode GSM Manual operation See Demod on page 77 See Modulation Accuracy on page 78 CONFigure BURSt MERRor IMMediate This command selects measurement of the Magnitude Error vs Time see chapter 3 1 5 Magnitude Error vs Time on page 17 Example CONF BURS MERR Usage Setting only Mode GSM Manual operation See Demod on page 77 See Magnitude Error on page 78 Operating Manual 1176 7526 02 01 131 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem CONFigure BURSt PFERror IMMediate This command selects measurement of the Phase Error vs Time see chapter 3 1 3 Phase Error vs Time on page 14 Example CONF BURS PFER Usage Setting only Mode GSM Manual operation See Demod on page 77 See Phase Error on page 78 CONFigure BURSt PTEMplate IMMediate This command selects the measurement of power vs time PvT of the mobile or base station Both graph and list results slot power and Delta to Sync values are displayed Example CONF BURS PTEM Usage Setting only Mode GSM Manual operation See PvT on page 79 CONFigure BURSt PTEMplate FILTer lt Value gt The PvT Filter controls the filter used to reduce the measurement bandwidth for single car
237. orrelation threshold then the application reports Sync not found in the status bar Additionally such bursts are ignored if Measure only on Sync is activated Note If the R amp S FSV K10 is configured to measure GMSK normal bursts a threshold below 97 will also accept 8PSK normal bursts with the same TSC for analysis In this case activate Measure only on Sync and set the IQ Correlation Threshold to 9796 This will exclude the 8PSK normal bursts from the analysis Remote command CONFigure MS SYNC IQCThreshold on page 128 Symbol Decision Advanced tab Meas Settings The symbol decision determines how the symbols are detected in the demodulator The setting of this parameter does not effect the demodulation of normal bursts with GMSK modulator For normal bursts with 8PSK 16QAM 32QAM or AQPSK modulation or Higher Symbol Rate bursts with QPSK 16QAM or 32QAM modulation use this parameter to get a trade off between performance symbol error rate of the R amp S FSV K10 and measurement speed Auto Automatically selects the symbol decision method Linear Linear symbol decision Uses inverse filtering a kind of zero forcing filter and a symbol wise decision method This method is recommen ded for high symbol to noise ratios but not for Higher Symbol Rate bursts with a narrow pulse The inverse filter colors the noise inside the signal bandwidth and therefore is not recommended for narrow band signals or signals with a
238. ot alignment Additionally the middle of midamble is used for the alignment of the Power vs Time limit masks see also Limit Time Alignment on page 69 Operating Manual 1176 7526 02 01 48 R amp S FSV K10 Instrument Functions GSM Further Information 3750 13 ps 3750 13 ps 3552 13 y 552 13 y Normal Symbol Period Burst 3540 13 us Reduced Symbol Period urst Fig 3 32 Timing alignment between normal symbol period and reduced symbol period bursts As described in chapter 3 2 9 Definition of the Symbol Period on page 45 the middle of midamble can be defined with respect to symbol periods and symbol decision instants This is illustrated in figure 3 33 You can see that for normal symbol period bursts Normal bursts the middle of midamble for GMSK occurs exactly at the decision instant of symbol 74 However for EDGE it occurs between the decision instants of symbols 73 and 74 while for reduced symbol period bursts Higher Symbol Rate bursts it occurs exactly at the decision instant of symbol 88 EDGE Symbol 73 Decision GMSK Symbol 74 Decision EDGE Symbol 74 Decision Middle of Midamble Symbol 88 Decision Normal Symbol Periods Reduced Symbol Periods Fig 3 33 Middle of midamble for normal and reduced symbol period bursts Timeslot Alignment The standard document 3GPP TS 45 010 provides details on the alignment of slots within the GSM frame Optionally the BTS
239. ots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measure 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Run a single sweep Note FETCh only reads the results without starting a new sin gle sweep Run a blocking single sweep INITiate IMMediate WAI FETCh BURSt SPOWer SLOTO ALL CRESt Usage Query only Mode GSM FETCh BURSt SPOWer SLOT lt s gt ALL MAXimum This command reads out the maximum power for the selected slot for all measured bursts This command is only available if Power vs Time measurement is selected see CONFigure BURSt PTEMplate IMMediate on page 132 Suffix lt s gt lt 0 7 gt Slot number to measure power on The selected slot s must be within the slot scope i e First slot to measure lt s lt First slot to measure Number of Slots to measure 1 Return values lt Result gt numeric value Maximum Default unit dBm Operating Manual 1176 7526 02 01 175 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the slot scope Use all 8 slots for the PVT measurement Number of slots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measur
240. p COUNt on page 235 Parameters for setting and query Count numeric value Target statistic count i e number of measurements to be aver aged RST 200 Default unit NONE Example BURS COUN 5 Mode GSM SENSe FREQuency CENTer Frequency This command defines the center frequency frequency domain or measuring frequency time domain If the frequency is modified the ARFCN is updated accordingly Parameters Frequency Range 0 to fmax RST fmax 2 Default unit Hz fmax IS specified in the data sheet min span is 10 Hz Example FREQ CENT 100 MHz Manual operation See General Settings on page 53 See Primary Settings on page 53 See Frequency on page 55 Operating Manual 1176 7526 02 01 234 R amp S FSV K10 Remote Commands GSM a aS SS a Os QT SENSe Subsystem SENSe FREQuency OFFSet lt Offset gt This command defines the frequency offset Parameters lt Offset gt Range 100 GHz to 100 GHz RST 0 Hz Default unit Hz Example FREQ OFFS 1GHZ Manual operation See General Settings on page 53 See Advanced Settings tab on page 58 See RF Input on page 58 See Frequency Offset on page 58 SENSe SWAPiq State This command defines whether or not the recorded IQ pairs should be swapped I lt gt Q before being processed Swapping and Q inverts the sideband Try this function if the TSC can not be found Parameters lt State gt ON
241. page 80 and then start a measurement RUN SINGLE RUN CONT key Transient Spectrum results can be included in multiple measurements see Multi Meas Tab on page 73 In this case you do not need to start a new measurement If the Transient Spectrum softkey is not available include Transient Spectrum in the multiple measurement selection or disable the multiple measurement mode The following default settings are used for Transient Spectrum measurements Setting Default Measurement Scope The slot scope defined by First Slot to measure and Number of Slots to mea sure in Measurement Settings see chapter 3 2 7 Defining the Scope of the Measurement on page 39 Averaging Configuration Number of frames as selected in Statistic Count in General Settings see Statistic Count on page 57 Limit Check According to standard e Frequency Domain Limit check of maximum Max trace e List Limit check of absolute and relative scalar values e The limit masks are generated adaptively from the measured signal e The limits depend on the following parameters Frequency band not for MS Burst Type Modulation Filter not for MS The measured reference burst power 3 1 11 Wide Modulation Spectrum The Wide Modulation Spectrum measurement measures the spectrum due to modu lation at offset frequencies up to 6 MHz from the carrier In principle this measurement provides the same functional
242. patibility to FS K5 Operating Manual 1176 7526 02 01 68 R amp S FSV K10 Instrument Functions GSM Softkeys and Settings of the GSM Menu 600 kHz for backwards compatibility to FS K5 Remote command CONFigure BURSt PTEMplate FILTer on page 132 Limit Time Alignment Advanced tab Meas Settings The Limit Time Alignment controls how the limit lines are aligned in a Power vs Time measurement graph see chapter 3 1 8 Power vs Time on page 20 Limit lines are defined for each slot The limit lines are time aligned in each slot based on the position of the TSC the center of the TSC is the reference point This parameter affects how the center of the TSC is determined for each slot e Slot to measure default For each slot the center of the TSC is derived from the measured center of the TSC of the Slot to measure and the timeslot lengths speci fied in the standard see Timeslot length in 3GPP TS 45 010 and Slot to Mea sure on page 62 e Per Slot For each slot the center of the TSC is measured This provides reasonable time alignment if the slot lengths are not according to standard Note that in this case the Power vs Time limit check may show pass even if the timeslot lengths are not correct according to the standard Note The Limit Time Alignment also decides whether the Delta to sync values of the Power vs Time list result are measured for Limit Time Alignment Per Slot or if they are c
243. pends on the frequency span Parameters Time refer to data sheet For R amp S FSV spectrum analyzers with an FMR7 CPU board order no 1091 3204 with R amp S FSV models 1307 9002Kxx only and 1 GByte RAM the maximum capture time is 600 ms Otherwise it is 1s RST AUTO is set to ON Example SWE TIME 10s Manual operation See General Settings on page 53 See Primary Settings on page 53 See Capture Time on page 56 4 13 STATus Subsystem The STATus subsystem contains the commands for the status reporting system for details refer to chapter 5 Status Reporting System on page 246 RST does not influence the status registers 4 13 1 Commands of the STATUS saubsvsiem enne 237 4 13 2 STATus QUEStionable Gubevstem enne eene 237 Operating Manual 1176 7526 02 01 236 R amp S FSV K10 Remote Commands GSM STATus Subsystem 4 13 1 Commands of the STATus subsystem STATus OPERation EVENt This command queries the contents of the EVENt part of the STATus OPERation register The contents of the EVENt part are deleted after readout Example STAT OPER Mode all STATus OPERation CONDition This command queries the CONDition part of the STATus OPERation register see the base unit description of status registers in the Remote Control Basics chapter Readout does not delete the contents of the CONDition part The value returned reflects the current hardware status Example ST
244. perating Manual 1176 7526 02 01 238 R amp S FSV K10 Remote Commands GSM 4 14 TRACe Subsystem Parameters for setting and query lt RegisterContent gt numeric value Content of the specific aspect of the status register RST 65535 Mode GSM TRACe Subsystem The TRACe subsystem controls access to the instruments internal trace memory TRACe DATA lt TraceNumber gt This command reads trace data out of the instrument The returned values are scaled in the current level unit In ASCII format a list of values separated by commas is returned Comma Separated Values CSV Query parameters lt TraceNumber gt TRACe1 TRACe2 TRACe3 TRACe4 Trace name to be read out TRACe1 Average trace transient spectrum Maximum trace TRACe2 Maximum trace TRACe3 Minimum trace TRACe4 Current trace Example TRAC1 DATA TRACel Usage Query only Mode GSM TRACe DATA X lt TraceNumber gt This command reads the x values time in seconds of the Power vs Time measurement if active If a trace number is defined as a parameter for this command the x values time in sec onds of the Trigger to Sync measurement if active are returned Operating Manual 1176 7526 02 01 239 R amp S FSV K10 Remote Commands GSM TRIGger Subsystem Query parameters lt TraceNumber gt TRACe1 TRACe2 TRACe3 TRACe4 Trace number TRACe1 Average trace Transient Spectrum Maximum trace Trigger to Sync
245. power in dBm lt Level2 gt measured reference power in dBm lt RBW gt resolution bandwidth used to measure the reference power in Hz Example FETCh WSPectrum MODulation REFerence Usage Query only Mode GSM Operating Manual 1176 7526 02 01 183 R amp S FSV K10 Remote Commands GSM INITiate Subsystem 4 7 INITiate Subsystem The INITiate subsystem is used to start and stop a measurement Commands of the INITiate subsystem INITlate nzfiMMedatel cece ee eae ane ee ea eae eee teteteeeeeeeeeeeeeeeeeeesesesesasaeaaaeaaaeeaes 184 INI Rate S CON NN 184 INITiate REFMeas IMMediale iere reiecit nete erue ba anie de deae 185 INITiate lt n gt IMMediate The command initiates a new measurement sequence With sweep count gt 0 or average count gt 0 this means a restart of the indicated number of measurements With trace functions MAXHold MINHold and AVERage the previous results are reset on restarting the measurement In single sweep mode you can synchronize to the end of the measurement with OPC OPC or WAI In continuous sweep mode synchronization to the end of the measure ment is not possible Thus it is not recommended that you use continuous sweep mode in remote control as results like trace data or markers are only valid after a single sweep end synchronization Suffix lt n gt irrelevant Example INIT CONT OFF Switches to single sweep mode DISP WIND TRAC MODE AVER Switches
246. ptional R amp S DiglConf application This softkey is only available if the optional software is installed To return to the R amp S FSV application press any key on the front panel The application is displayed with the EXIQ menu regardless of which key was pressed For details on the R amp S DiglConf application see the R amp SGEX IQ BOX Digital Interface Module R amp SGDiglConf Software Operating Manual Note If you close the R amp S DiglConf window using the Close icon the window is mini mized not closed If you select the File gt Exit menu item in the R amp S DiglConf window the application is closed Note that in this case the settings are lost and the EX IQ BOX functionality is no longer available until you restart the application using the DiglConf softkey in the R amp S FSV once again Remote command Remote commands for the R amp S DiglConf software always begin with SOURce EBOX Such commands are passed on from the R amp S FSV to the R amp S DiglConf automatically which then configures the R amp S EX IQ BOX via the USB connection All remote commands available for configuration via the R amp S DiglConf software are described in the R amp SGEX IQ BOX Digital Interface Module R amp SGDiglConf Software Operating Manual Example 1 SOURce EBOX RST SOURce EBOX IDN Result Rohde amp Schwarz DiglIConf 02 05 436 Build 47 Example 2 SOURCe EBOX USER CLOCk REFerence FREQuency 5MHZ Defines the freq
247. queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Currently measured value Default unit dB Example READ BURS ADR CURR Usage Query only Mode GSM READ BURSt MACCuracy ADRoop MAXimum This command starts the measurement and reads out the maximum measurement of the Amplitude Droop taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measure ment can then be queried without restart of the measurement via the FETCh BURSt subsystem Operating Manual 1176 7526 02 01 196 R amp S FSV K10 Remote Commands GSM READ Subsystem Return values lt Result gt numeric value Maximum Default unit dB Example READ BURS ADR MAX Usage Query only Mode GSM READ BURSt MACCuracy ADRoop SDEViation This command starts the measurement and reads out the standard deviation measure ment of the Amplitude Droop taken over the selected number of bursts When the mea surement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Standard deviation Default unit dB Example READ BURS ADR SDEV Usage Query only Mode GSM READ BURSt MACCuracy BPOWer AVERage
248. r 4 Transmitter characteristics For GMSK modulation the term output power refers to the measure of the power when averaged over the useful part of the burst see annex B For QPSK AQPSK 8 PSK 16 QAM and 32 QAM modulation the term output power refers to a measure that with sufficient accuracy is equivalent to the long term average of the power when taken over the useful part of the burst as specified in 3GPP TS 45 002 with any fixed TSC and with random encrypted bits See 3GPP TS 51 021 chapter 6 5 2 Switching transients spectrum The reference power for relative measurements is the power measured in a bandwidth of at least 300 kHz for the TRX under test for the time slot in this test with the highest power RMS Default The reference power is the RMS power level measured over the useful part of the Slot to measure see Slot to Measure on page 62 and averaged according to the defined Statistic Count see Statistic Count on page 57 Peak The reference power is the peak power level measured over the selected slot scope see chapter 3 2 7 Defining the Scope of the Mea surement on page 39 and its peak taken over Statistic Count meas urements GSM frames Remote command CONFigure SPECtrum SWITching TYPE on page 140 Operating Manual 1176 7526 02 01 70 R amp S FSV K10 Instrument Functions GSM Softkeys and Settings of the GSM Menu Mod RBW 1800 kHz Advanced tab Meas Settings
249. r tentent tenent 233 SENSE BUS OOK EE 234 SENSe JPFREQuency CENTEM 0 cccececcececceetanetecee nase canceseneeereneceeeecdeqaecnansecausensavaneeees 234 SENSe FREOUusncy DPESel 2 ce ptc ento aa ne ha n eese SE XR PR dd du laxa pP Dni u nad 235 SENSN ABI accused li cer Desc pil efudupd cic dac euentu 235 SENSE SWESS P COUNT een eer ASA Reeg 235 IGENSelSuWEep COUNGCURRent ettet tette tenter tentes 236 SENSe SWEep TIME entente tette tte rtt tete ttt to 0s 236 SENSe BANDwidth RESolution TYPE Type This command switches the filter type for the resolution filter for the Modulation Spec trum Transient Spectrum and Wide Modulation Spectrum measurement Operating Manual 1176 7526 02 01 233 R amp S FSV K10 Remote Commands GSM El SENSe Subsystem Parameters for setting and query lt Type gt NORMal P5 NORMal Gaussian filter with a 3 dB bandwidth of either 30 kHz or 100 kHz This value is retained for compatibility with R amp S FS K5 only P5 5 Pole filter with a 3 dB bandwidth of either 30 kHz or 100 kHz This filter is required by the GSM standard specification RST P5 Example BAND TYPE NORM Mode GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See Filter Type on page 70 SENSe BURSt COUNt Count The remote control command is used to specify the number of measurements to be averaged This command is synonymous with SENSe SWEe
250. ral Settings Sets the RF attenuation automatically as a function of the selected reference level This ensures that the optimum RF attenuation is always used Remote command INPut ATTenuation AUTO on page 186 INPut ATTenuation on page 186 Mechanical Atten RF Input Advanced Settings tab General Settings To set the mechanical attenuation edit the following two fields e Inthe MODE dropdown menu either Auto or Manual are available If set to Auto the mechanical attenuator is set automatically by the firmware The default value is Auto e Setthe manual attenuation value of the mechanical attenuator in this field For details see the Mech Att Manual softkey in the base unit Remote command INPut ATTenuation on page 186 INPut ATTenuation AUTO on page 186 El Atten State RF Input Advanced Settings tab General Settings Switches the electronic attenuator on or off This setting is only available with option R amp S FSV B25 When the electronic attenuator is activated the mechanical and electronic attenuation can be defined separately Note however that both parts must be defined in the same mode i e either both manually or both automatically e To define the mechanical attenuation use the Mechanical Atten setting e To define the electronic attenuation use the Electrical Atten setting Remote command INPut EATT AUTO on page 188 Electrical Atten RF Input Advanced Settings tab
251. re Subsystem Parameters for setting and query lt Value gt 380 410 450 480 710 750 810 850 900 1800 1900 380 380 MHz band valid for TGSM 410 410 MHz band valid for TGSM 450 450 MHz band valid for GSM 480 480 MHz band valid for GSM 710 710 MHz band valid for GSM 750 750 MHz band valid for GSM 810 810 MHz band valid for TOSM 850 850 MHz band valid for GSM 900 900 MHz band valid for PGSM EGSM RGSM and TGSM 1800 1800 MHz band valid for DCS 1900 1900 MHz band valid for PCS RST 900 Example CONF NETW FREQ 380 Mode GSM Manual operation See General Settings on page 53 See Primary Settings on page 53 See Frequency Band on page 54 CONFigure MS POWer CLASs Value This command the power class of the device under test Operating Manual 1176 7526 02 01 125 R amp S FSV K10 Remote Commands GSM CONFigure Subsystem Parameters for setting and query lt Value gt 11213 4 5 6 7 8 E1 E2 ES M1 M2 M3 P1 1 MS and BTS power class 1 2 MS and BTS power class 2 3 MS and BTS power class 3 4 MS and BTS power class 4 5 MS and BTS power class 5 6 BTS power class 6 7 BTS power class 7 8 BTS power class 8 E1 MS power class E1 E2 MS power class E2 E3 MS power class E3 M1 BTS power class M1 Micro M2 BTS power class M2 Micro M3 BTS power class M3 Micro P1 BTS power class P1 Pico RST 2 Example CONF POW CLAS 1 Mode GSM
252. re information see CONFigure SPECtrum SWITching LIMIT lt Limit gt Limit at the offset frequency in dB or dBm For more information see CONFigure SPECtrum SWITching LIMIT Abs Rel Indicates whether relative dB or absolute dBm limit and level values are returned For more information see CONFigure SPECtrum SWITching LIMIT Status Result of the limit check in character data form PASSED no limit exceeded FAILED limit exceeded Example READ SPEC SWIT 0 998200000 998200000 84 61 56 85 REL PASSED 0 998400000 998400000 85 20 56 85 REL PASSED Usage Query only Mode GSM Operating Manual 1176 7526 02 01 230 R amp S FSV K10 Remote Commands GSM 4 11 4 READ Subsystem READ SPECtrum SWITching REFerence IMMediate This command starts the measurement and returns the measured reference power of the Transient Spectrum This command is only available when the Transient Spectrum measurement is selected see CONFigure SPECtrum SWITching IMMediate on page 139 The result is a list of partial result strings separated by commas Return values lt Level1 gt measured reference power in dBm lt Level2 gt measured reference power in dBm lt RBW gt resolution bandwidth used to measure the reference power in Hz Example READ SPECtrum SWITching REFerence IMMediate Mode GSM READ SPECtrum WMODulation GATing This command read
253. rennen nnns 172 FEICh IBURSEPTEMplate TROS SDEVIallgl riesce ARA 172 FETCh B RSESPOWer sSLOT s ALL AVERage esistere cadat ea Rude Vene io ooa 173 FETChIBURSESPOWerGLOTss ALLE GIESIS eniascet deoa EE 174 FETCh BURStSPOWer SLOT s ALL MAXimum cesses eene enne nennen 175 FETCh BURSCtSPOWer SLOT s CURRent AVERage eeessese iiien 176 FETCh BURSESPOWetr SEOTss CUBRRenE RESI aeo cen rente anode eege E 177 FETCh BURStSPOWer SLOT s CURRent MAXimum eeeesessssseseesesenee nennen 178 FEICYBURSESPOWeESLOTSss DELTatosytiQ aie ra adco tee sto ecce ee ena ocu aia 179 FETCh BURSt MACCuracy ADRoop AVERage This command reads out the average measurement of the Amplitude Droop taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Average value Default unit dB R amp S FSV K10 Remote Commands GSM FETCh Subsystem Example FETC BURS ADR AVER Usage Query only Mode GSM FETCh BURSt MACCuracy ADRoop CURRent This command reads out the currently measured value of the Amplitude Droop taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Currently measured value Default unit dB Example FETC BURS ADR CURR Usage Query only Mode GSM FETCh BURSt MACCuracy ADRoop MAXimum This command reads out the max
254. rier Power vs Time measurements The parameter is only available if Multi Carrier BTS in the Multi Carrier tab is switched off see Multicarrier BTS on page 75 Therefore the PvT Filter parameter in the Multi Carrier tab is ignored in the single carrier case Parameters for setting and query lt Value gt G1000 G500 B600 B600 Default Lowpass 600 kHz G500 Gaussian Filter 500 kHz G1000 Gaussian Filter 1000 kHz RST G1000 Example CONF BURS PTEM FILT G500 Mode GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See PvT Filter on page 68 Operating Manual 1176 7526 02 01 132 R amp S FSV K10 Remote Commands GSM i SS SS a Se CONFigure Subsystem CONFigure BURSt PTEMplate FRZoom lt Value gt This command is retained for compatibility with R amp S FS K5 only Use the Measurement Slot selection to zoom the corresponding area Parameters for setting and query lt Value gt numeric value RST 1 Default unit NONE Example CONF BURS PTEM FRZ 5 Mode GSM CONFigure BURSt PTEMplate SELect lt Value gt Parameters for setting and query lt Value gt FULL RISing FALLing TOP FRISing FULL Full burst all bursts in the slot scope are displayed RISing Rising edges only the rest of the bursts are removed FALLing Falling edges only the rest of the bursts are removed TOP Top high resolution the Y axis is streched to show the measure ment slot po
255. rigger offset to the defined value Suffix lt n gt lt 1 2 gt Parameters for setting and query lt TriggerOffset gt numeric value RST Os Default unit S Example TRIG SYNC ADJ RFP 1 MS Mode GSM 4 16 Commands for Compatibility The following commands are retained for compatibility with R amp S FS K5 only They do not cause errors in a remote program however the settings commands have no effect and the query commands do not provide useful results GAL Gulate LIMP TE 244 CAL CulateLlMitzns CONTinuousOktkg esee esse sesn ii esent s sensns ais 244 GALCulate LIMitgem s Bee EE 244 GALGulate LIMiten LOWAerOFFS 2 niente etaed een rana eee d RR Raab qne dL RR RR Riduq de nnins 244 CALOulate LIMit n UPPer MAC 244 CALCUlate LIMI UP Per e EE 244 CADO uates IMIESDS TATE a eer E geet eda es ees 244 GAbGulate MATH le RTE 244 CONFigure BURSEPTEMplate TMHRGS eoeeucecncne ee eeeua duca tne ene peneeeccaceseerevanacceteseeees 244 CONFigurepMS ECONtTIgUme S AT coser lees enne Mtt Fre Recette ha Sudden Rabat dddu tak ob rA aaa 244 CONFigure BURSEPTEMplate P RZOQII erede tit sees eene dendo 245 CALCulate LIMit n NAME CALCulate LIMit lt n gt CONTinuous OFFS CALCulate LIMit lt n gt LOWer MARGin CALCulate LIMit lt n gt LOWer OFFS CALCulate LIMit lt n gt UPPer MARGin CALCulate LIMit lt n gt UPPer OFFS CALCulate LIMit lt n gt STATe CALCulate MATH MODE CONFigure BURSt PTEMplate TMHRes CONF
256. rum on page 24 The results of all Transient Spectrum diagrams are based on the slot scope i e on the interval defined by the First Slot to measure and the Number of Slots to measure see chapter 3 1 10 Transient Spectrum on page 27 e All results that require demodulation of one slot and their statistical analysis e g Modulation Accuracy Phase Error vs Time and EVM vs Time t Slot to measure 3 First Slot to measure 2 No of Slots to measure 5 Fig 3 23 Concept of First Slot to measure Number of Slots to measure and Slot to Measure The measurement interval is set in the Demod tab of the Meas Settings dialog and it is visualized above by a filled green box and the parameter Slot to Measure is visualized by a filled yellow box R amp S FSV K10 Instrument Functions GSM Further Information Measurement Settings DE ene Multi Carrier Auto Set Single Slot Measurements Used for Modulation Accuracy EVM CONFigure MS CHANnel MSLots MEASure 0 gt Slot to measure Phase Magnitude Error Modulation Spectrum Reference Power Timing Reference Sync Multi Slot Measurements Used for CONFi 3 CHANnel MSLots NOFSlots 1 M No of Slots to measure 1 Power vs Time Transient Spectrum inel MSLots OFFSet 0 M First Slot to measure 0 Mode Framed CONFigure MS CHANnel FRAMe EQUal ON zc Equal Timeslot Length Ba Frame Configuration Frame Select Slot
257. rument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the slot scope Use all 8 slots for the PVT measurement Number of slots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measure 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Note READ starts a new single sweep annd then reads the results Please use FETCh to query several results READ BURSt SPOWer SLOT1 CURRent MAXimum Usage Query only Mode GSM READ BURSt SPOWer SLOT lt Slot gt DELTatosync This command starts the measurement of the Delta to Sync value for the selected slot see chapter 3 1 8 Power vs Time on page 20 This command is only available when the Power vs Time measurement is selected see CONFigure BURSt PTEMplate IMMediate on page 132 Suffix Slot lt 0 7 gt Slot number to measure power on The selected slot must be within the slot scope i e First slot to measure S slot S First slot to measure Number of Slots to measure 1 Return values lt Result gt numeric value Default unit dBm EE Operating Manual 1176 7526 02 01 227 R amp S FSV K10 Remote Commands GSM READ Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to singl
258. ry State 110 ON OFF ON The measured signal is a multi carrier signal OFF The measured signal is a single carrier signal RST OFF Operating Manual 1176 7526 02 01 118 R amp S FSV K10 Remote Commands GSM EH CONFigure Subsystem Example CONF MCAR MCBT ON Mode GSM Manual operation See Meas Settings on page 61 See Multicarrier tab on page 74 See Multicarrier BTS on page 75 CONFigure MS MTYPe lt Value gt This command sets the modulation type of all slots Note This command is retained for compatibility with R amp S FS K5 only Parameters for setting and query lt Value gt GMSK EDGE Modulation type RST GMSK Example Enter the GSM option K10 INSTrument SELect GSM Old FS K5 commands CONFigure MS MTYPe EDGE Please use the following K10 commands instead I K5 GMSK gt K10 GMSK I K5 EDGE gt K10 PSK8 CONFigure MS CHANnel SLOTO MTYPe PSK8 CONFigure MS CHANnel SLOT1 MTYPe PSK8 CONFigure MS CHANnel SLOT2 MTYPe PSK8 CONFigure MS CHANnel SLOT3 MTYPe PSK8 CONFigure MS CHANnel SLOT4 MTYPe PSK8 CONFigure MS CHANnel SLOT5 MTYPe PSK8 CONFigure MS CHANnel SLOT6 MTYPe PSK8 CONFigure MS CHANnel SLOT7 MTYPe PSK8 Old FS K5 commands CONFigure MS CHANnel SLOT1 MTYPe GMSK CONFigure MS CHANnel SLOT1 MTYPe I1 gt GMSK Please use the following K10 commands instead C
259. s 500 kHz Gauss 600 kHz 400 kHz MC 300 kHz MC Magnitude dB e L i 0 05 1 1 5 2 25 Time us Lo Fig 3 27 Step Response of the Power vs Time Filters 3 2 8 3 Measurement Filter The Measurement filter is used to limit the bandwidth of the demodulation measure ments and is described in the 3GPP Standard document TS 45 005 V8 5 0 2009 05 for QPSK 8PSK 16QAM and 32QAM as follows e araised cosine filter with roll off 0 25 and single side band 6 dB bandwidth 90 kHz for normal symbol rate and for higher symbol rate using narrow bandwidth pulse shaping filter e araised cosine filter with roll off 0 25 and single side band 6 dB bandwidth 108 kHz for higher symbol rate using wide bandwidth pulse shaping filter In addition to these filters a Measurement filter for GMSK is used in the R amp S FSV K10 option to limit the effects of out of band interference due to the high sampling rate of 6 5 MHz which is used The magnitude responses of all the Measurement filters are shown in figure 3 28 Operating Manual 1176 7526 02 01 44 R amp S FSV K10 Instrument Functions GSM eS SS see een Further Information Measurement Filters for different transmit filters Magnitude dB Lin GMSK Pulse Narrow Pulse Wide Pulse x x 2 15 1 0 5 0 05 1 15 Frequency MHz Fig 3 28 Magnitude Responses of Measurement Filters for Demodulation Measurem
260. s 246 ElBZoi e guo Be 249 jj d M 256 R amp S FSV K10 Preface Documentation Overview 1 Preface 1 1 Documentation Overview The user documentation for the R amp S FSV is divided as follows e Quick Start Guide e Operating Manuals for base unit and options e Service Manual e Online Help e Release Notes Quick Start Guide This manual is delivered with the instrument in printed form and in PDF format on the CD It provides the information needed to set up and start working with the instrument Basic operations and basic measurements are described Also a brief introduction to remote control is given The manual includes general information e g Safety Instruc tions and the following chapters Chapter 1 Introduction General information Chapter 2 Front and Rear Panel Chapter 3 Preparing for Use Chapter 4 Firmware Update and Installation of Firmware Options Chapter 5 Basic Operations Chapter 6 Basic Measurement Examples Chapter 7 Brief Introduction to Remote Control Appendix Printer Interface Appendix LAN Interface Operating Manuals The Operating Manuals are a supplement to the Quick Start Guide Operating Manuals are provided for the base unit and each additional software option The Operating Manual for the base unit provides basic information on operating the R amp S FSV in general and the Spectrum mode in particular Furthermor
261. s Time Multi Meas Tab Meas Settings If enabled the results of the Power vs Time measurement see chapter 3 1 8 Power vs Time on page 20 are included in an active multiple measurement Remote command CONFigure MS MULTi BURSt PTEMplate on page 120 R amp S FSV K10 Instrument Functions GSM Softkeys and Settings of the GSM Menu Demod Multi Meas Tab Meas Settings If enabled the results of the Modulation Accuracy EVM vs Time Phase Error vs Time and Magnitude Error vs Time measurements are included in an active multiple measurement See chapter 3 1 2 Modulation Accuracy on page 13 chapter 3 1 4 EVM vs Time on page 15 chapter 3 1 3 Phase Error vs Time on page 14 chapter 3 1 5 Magnitude Error vs Time on page 17 Remote command CONFigure MS MULTi BURSt DEModulation on page 120 Constellation Multi Meas Tab Meas Settings If enabled the results of the Constellation measurement see chapter 3 1 6 Constel lation on page 18 are included in an active multiple measurement Remote command CONFigure MS MULTi BURSt CONStel11 on page 120 Modulation Spectrum Multi Meas Tab Meas Settings If enabled the results of the Modulation Spectrum measurement see chapter 3 1 9 Modulation Spectrum on page 24 are included in an active multiple measurement Note By default list results are calculated To receive graph results set the Display List Gr
262. s for multi carrier BTS The limit is relaxed by 10 log10 N dB for offset frequencies 21 8 MHz see 3GPP TS 45 005 chapter 4 2 1 2 Remote commands The Wide Modulation Spectrum measurement is started using the CONFigure WSPectrum MODulation IMMediate command The gating parameters of the Wide Modulation Spectrum measurement can be queried using READ WSPectrum MODulation GATing The results of the Wide Modulation Spectrum measurement can be queried using READ WSPectrum MODulation ALL on page 231 3 2 Further Information This chapter provides further information on the GSM standard the corresponding mea surement settings and results for the R amp S FSV K10 application e Listof abbreviations cree e nt etre Cere aeree xr preteen ERE dE ERR E e ERES 32 e Short description of GSM GMSK EDGE and EDGE Evolution 33 e Short Introduction to EE 36 e AQPSK MOodLulatlgh exon ce retener Re eee RR E ERR ERAN X NEAR Race dct RRER A ee AERIS 38 EN E E Me TE 39 THgger Seti EE 39 e Defining the Scope of the Measurement eene nnne nnn 39 e Overview of filters in R amp S FOSVKTO ieeser aeri et tr n aee ntu 41 e Definition of the Symbol Period rii iere tate tai noct dec eid 45 EN ANE e ET EE 48 Oe Operating Manual 1176 7526 02 01 31 R amp S FSV K10 Instrument Functions GSM DESSERT Further Information 3 2 1 List of abbreviations
263. s out the currentl ymeasured RMS value of the Magnitude Error taken over the selected number of bursts Return values lt Result gt numeric value Currently measured value Default unit NONE Example FETC BURS MERR RMS CURR Usage Query only Mode GSM Operating Manual 1176 7526 02 01 164 R amp S FSV K10 Remote Commands GSM FETCh Subsystem FETCh BURSt MACCuracy MERRor RMS MAXimum This command reads out the maximum of the RMS measurement of the Magnitude Error taken over the selected number of bursts Return values lt Result gt numeric value Maximum Default unit NONE Example FETC BURS MERR RMS MAX Usage Query only Mode GSM FETCh BURSt MACCuracy MERRor RMS SDEViation This command reads out the standard deviation of the RMS measurement of the Mag nitude Error taken over the selected number of bursts Return values lt Result gt numeric value Standard deviation Default unit NONE Example FETC BURS MERR RMS SDEV Usage Query only Mode GSM FETCh BURSt MACCuracy 0SUPpress AVERage This command reads out the average measurement of the IQ Offset Suppression taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Average value Default unit dB Example FETC BURS OSUP AVER Usage Query only Mode GSM FETCh BURSt MACCuracy 0SUPpress CURRent This command read
264. s out the currently measured value of the IQ Offset Suppression taken over the selected number of bursts see Statistic Count on page 57 Operating Manual 1176 7526 02 01 165 R amp S FSV K10 Remote Commands GSM El FETCh Subsystem Return values lt Result gt numeric value Currently measured value Default unit dB Example FETC BURS OSUP CURR Usage Query only Mode GSM FETCh BURSt MACCuracy OSUPpress MAXimum This command reads out the maximum measurement of the IQ Offset Suppression taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Maximum Default unit dB Example FETC BURS OSUP MAX Usage Query only Mode GSM FETCh BURSt MACCuracy OSUPpress SDEViation This command reads out the standard deviation measurement of the IQ Offset Suppres sion taken over the selected number of bursts see Statistic Count on page 57 Return values lt Result gt numeric value Standard deviation Default unit dB Example FETC BURS OSUP SDEV Usage Query only Mode GSM FETCh BURSt MACCuracy PERCentile EVM This command reads out the 95 percentile of the Error Vector Magnitude measurement taken over the selected number of bursts Return values lt Result gt numeric value Default unit NONE Example FETC BURS PERC EVM Operating Manual 1176 7526 02 01 166 R amp S
265. s out the gating settings for gated Wide Modulation Spectrum measurements It is identical to READ SPECtrum WMODulation GATing andis maintained for compatibility reasons only Example READ SPEC WMOD GAT Usage Query only Mode GSM READ WSPectrum subsystem Commands of the READ WSPectrum subsystem READ WSPectrum MODBulation ALL rte ce ee eter ENNEN AANER 231 READ WSPectrum MODulation GATing sss aa enne 232 READ WSPectrum MODulation REFerence IMMediate cesses 233 READ WSPectrum MODulation ALL This command starts the measurement and reads out the result of the measurement of the Wide Modulation Spectrum of the mobile or base station This command is only available when the wide modulation spectrum measurement is selected see CONFigure WSPectrum MODulation IMMediate on page 142 The result is a list of partial result strings separated by commas Return values Placeholder curently irrelevant Freq1 Absolute offset frequency in Hz Operating Manual 1176 7526 02 01 231 R amp S FSV K10 Remote Commands GSM READ Subsystem lt Freq2 gt Absolute offset frequency in Hz lt Level gt Measured level at the offset frequency in dB or dBm lt Limit gt Limit at the offset frequency in dB or dBm lt Abs Rel gt Indicates whether relative dB or absolute dBm limit and level values are returned lt Status gt Result of the li
266. s switched into the demodulation path of the R amp S FSV K10 This filter can for example suppress up to six adjacent channels with a channel spacing of 600 kHz from the measured channel at the set center fre quency and 30 dB higher power compared to the measured channel This filter is also taken into account during the generation of the ideal reference signal in order to get meaningful EVM values Otherwise there would be an increase in EVM because the measured signal has a smaller bandwidth compared to the reference signal The constellation diagram of normal bursts with GMSK modulation then becomes similar to a 12PSK constellation e Additional multi carrier parameters become available Remote command CONFigure MS MCARrier MCBTs on page 118 No of active Carriers Multicarrier tab Meas Settings Specifies the total number of active carriers of the multi carrier BTS to be measured Its value affects the calculation of the limits according to the 3GPP standard for the modu lation spectrum measurement see 3GPP2 TS 45 005 chapter 4 2 1 Spectrum due to modulation and wide band noise The limit is relaxed by 10 log N dB for frequencies 2 1 8 MHz Remote command CONFigure MS MCARrier ACTCarriers on page 117 BTS Class Multicarrier tab Meas Settings For future use Remote command CONFigure MS MCARrier BTSClass on page 117 PvT Filter Multicarrier tab Meas Settings Controls the filter used to r
267. shifted by this value For details refer to the Reference Level Offset softkey of the base unit This command is not available for signals from the Digital Baseband Interface R amp S FSV B17 Suffix lt n gt lt 1 2 gt irrelevant lt t gt lt 1 4 gt irrelevant Parameters for setting and query lt Value gt numeric value External attenuation positive or gain negative RST 0 dB Default unit dB Example DISP TRAC Y SCAL RLEV OFFS 10 DB Mode GSM Manual operation See General Settings on page 53 See Primary Settings on page 53 See External Attenuation on page 55 DISPlay WINDow lt n gt TRACe lt t gt Y SCALe RLEVel RF Value This command can be used to retrieve or set the current internal instrument reference level for RF input used when performing measurements Suffix lt n gt lt 1 D irrelevant lt t gt lt 1 4 gt irrelevant Parameters for setting and query lt Value gt numeric value Reference level of RF input RST 20 dBm Default unit dBm Example DISP TRAC Y SCAL RLEV 20 DBM Mode GSM Operating Manual 1176 7526 02 01 148 FETCh Subsystem Manual operation See General Settings on page 53 See Primary Settings on page 53 See Reference Level on page 55 See Advanced Settings tab on page 58 See RF Input on page 58 See Ref Level on page 58 4 6 FETCh Subsystem The FETCh Subsystem contains commands for reading out results of compl
268. state is indicated by ON or any numeric value other than zero Parameter queries are always returned the numeric value 0 or 1 lt numeric_value gt lt num gt These keywords mark parameters which may be entered as numeric values or be set using specific keywords character data The following keywords given below are per mitted e MAXimum This keyword sets the parameter to the largest possible value e MINimum This keyword sets the parameter to the smallest possible value e DEFault This keyword is used to reset the parameter to its default value e UP This keyword increments the parameter value e DOWN This keyword decrements the parameter value The numeric values associated to MAXimum MINimum DEFault can be queried by add ing the corresponding keywords to the command They must be entered following the quotation mark Example Operating Manual 1176 7526 02 01 90 R amp S FSV K10 Remote Commands GSM 4 2 4 3 4 3 1 ABORt Subsystem SENSe FREQuency CENTer MAXimum Returns the maximum possible numeric value of the center frequency as result lt arbitrary block program data gt This keyword is provided for commands the parameters of which consist of a binary data block ABORt Subsystem The ABORt Subsystem contains the commands for aborting triggered actions An action can be triggered again immediately after being aborted All commands trigger events and therefore they have
269. sured peak value of the Magnitude Error taken over the selected number of bursts Return values lt Result gt numeric value Currently measured peak value Default unit NONE Example FETC BURS MERR PEAK CURR Usage Query only Mode GSM FETCh BURSt MACCuracy MERRor PEAK MAXimum This command reads out the maximum of the peak measurement of the Magnitude Error taken over the selected number of bursts Return values lt Result gt numeric value Maximum Default unit NONE Operating Manual 1176 7526 02 01 163 R amp S FSV K10 Remote Commands GSM ee FETCh Subsystem Example FETC BURS MERR PEAK MAX Usage Query only Mode GSM FETCh BURSt MACCuracy MERRor PEAK SDEViation This command reads out the standard deviation of the peak measurement of the Mag nitude Error taken over the selected number of bursts Return values lt Result gt numeric value Standard deviation Default unit NONE Example FETC BURS MERR PEAK SDEV Usage Query only Mode GSM FETCh BURSt MACCuracy MERRor RMS AVERage This command reads out the average of the RMS measurement of the Magnitude Error taken over the selected number of bursts Return values lt Result gt numeric value Average value Default unit NONE Example FETC BURS MERR RMS AVER Usage Query only Mode GSM FETCh BURSt MACCuracy MERRor RMS CURRent This command read
270. t Demod gt Phase Error see Phase Error on page 78 and then start a measurement RUN SINGLE RUN CONT key Tab on page 73 In this case you do not need to start a new measurement If the Phase Error softkey is not available include Demod in the multiple measurement selection or disable the multiple measurement mode o Phase Error vs Time results can be included in multiple measurements see Multi Meas The following default settings are used for a Phase Error vs Time measurement Setting Default Measurement Scope The slot selected as Slot to measure in Measurement Settings see Slot to Measure on page 62 Averaging Configuration Number of bursts as selected in Statistic Count in General Settings Statistic Count on page 57 Limit Check None 3 1 4 EVM vs Time This measurement displays the error vector magnitude over time The measurement consists of a graph and a table which is a condensed version of the Modulation Accu racy table see chapter 3 1 2 Modulation Accuracy on page 13 OSS Operating Manual 1176 7526 02 01 15 R amp S FSV K10 Instrument Functions GSM Measurements and Result Displays EVM vs Time Graph Fig 3 4 EVM vs Time graph Modulation Accuracy List Std Dev EVM 0 39 0 65 1 28 0 36 96 6 39 6 71 7 38 0 39 Origin Offset Suppression 1Q Offset IO Imbalance Frequency Error Fig 3 5 EVM vs Time values in Modulati
271. t MACCuracy EVM PEAK CURRent This command starts the measurement and reads out the currently measured peak value of the Error Vector Magnitude taken over the selected number of bursts When the mea surement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Currently measured value Default unit NONE Example READ BURS PEAK CURR Usage Query only Mode GSM READ BURSt MACCuracy EVM PEAK MAXimum This command starts the measurement and reads out the maximum of the peak mea surement of the Error Vector Magnitude taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Operating Manual 1176 7526 02 01 199 R amp S FSV K10 Remote Commands GSM READ Subsystem Return values lt Result gt numeric value Maximum Default unit NONE Example READ BURS PEAK MAX Usage Query only Mode GSM READ BURSt MACCuracy EVM PEAK SDEViation This command starts the measurement and reads out the average of the peak measure ment of the Error Vector Magnitude taken over the selected number of bursts When the measurement is start
272. t of the measurement via the FETCh BURSt subsystem Operating Manual 1176 7526 02 01 212 R amp S FSV K10 Remote Commands GSM b M a T M M READ Subsystem Return values lt Result gt numeric value Default unit NONE Example READ BURS PERC EVM Usage Query only Mode GSM READ BURSt MACCuracy PERCentile MERRor This command starts the measurement and reads out the 95 percentile of the Magni tude Error measurement taken over the selected number of bursts When the measure ment is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Default unit NONE Example READ BURS PERC MERR Usage Query only Mode GSM READ BURSt MACCuracy PERCentile PERRor This command starts the measurement and reads out the 95 percentile of the Phase Error measurement taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the mea surement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Default unit NONE Example READ BURS PERC PERR Usage Query only Mode GSM READ BURSt MACCuracy PERRor PEAK AVERage This comma
273. t table indicates the total change in amplitude in dB over the estimation range The estimation range is set according to the 3GPP standard Burst type Modulation type Estimation Range Normal burst GMSK 147 normal symbol periods Normal burst 8PSK 16QAM and 32 QAM EGPRS2 Level 142 normal symbol periods A Higher Symbol Rate burst QPSK 16QAM and 32QAM EGPRS2 Level 169 reduced symbol periods B Origin Offset Suppression The relation between the current values of the UO offset and the Origin Offset Suppres sion OOS is as follows OOS Ae 20 e SH IIQ offset 100 The Origin Offset Suppression value in the Peak column displays the minimum value not the maximum as for other items which is the worst case value 3 1 3 Phase Error vs Time This measurement displays the phase error over time The measurement consists of a graph and a table which is a condensed version of the Modulation Accuracy table see chapter 3 1 2 Modulation Accuracy on page 13 Phase Error vs Time Graph Fig 3 2 Phase Error vs Time graph Operating Manual 1176 7526 02 01 14 R amp S FSV K10 Instrument Functions GSM Measurements and Result Displays Modulation Accuracy List Std Dev Phase Error Origin Offset Suppression IO Offset IQ Imbalance Frequency Error Fig 3 3 Phase Error values in Modulation Accuracy list To start a Phase Error vs Time measurement selec
274. t to Measure Demod tab Meas Settings This parameter specifies the slot to be measured in single slot measurements relative to the GSM frame boundary The following rule applies 0 x Slot to Measure x 7 The Slot to Measure is used as the only slot to measure in the following measure ments see First Slot to measure on page 62 Modulation Accuracy EVM vs Time Phase Error vs Time Magnitude Error vs Time Modulation Spectrum Constellation Furthermore the Slot to Measure is used to measure the reference power for the fol lowing measurements e Power vs Time e Modulation Spectrum e Transient Spectrum e Wide Modulation Spectrum Finally the Slot to Measure is used to measure the position of its TSC which represents the timing reference for the Power vs Time mask limit lines of all slots See also chapter 3 2 7 Defining the Scope of the Measurement on page 39 For details on the measurement types see chapter 3 1 Measurements and Result Displays on page 12 Remote command CONFigure MS CHANnel MSLots MEASure on page 100 Number of Slots to measure Demod tab Meas Settings This parameter specifies the Number of Slots to measure for the measurement interval of multi slot measurements i e the Power vs Time and Transient Spectrum meas urements Between 1 and 8 consecutive slots can be measured See also chapter 3 2 7 Defining the Scope of the Measurement on page 39 Remote comm
275. t unit NONE Example FETC BURS PERR RMS CURR Usage Query only Mode GSM FETCh BURSt MACCuracy PERRor RMS MAXimum This command reads out the maximum of the RMS measurement of the Phase Error taken over the selected number of bursts Return values lt Result gt numeric value Maximum Default unit NONE Example FETC BURS PERR RMS MAX Usage Query only Mode GSM FETCh BURSt MACCuracy PERRor RMS SDEViation This command reads out the standard deviation of the RMS measurement of the Phase Error taken over the selected number of bursts Return values lt Result gt numeric value Standard deviation Default unit NONE Operating Manual 1176 7526 02 01 169 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Example FETC BURS PERR RMS SDEV Usage Query only Mode GSM FETCh BURSt PTEMplate TRGS AVERage This command reads out the average of the time between the external trigger event and the start of the first symbol of the training sequence midamble in seconds over the selected number of UO captures see Statistic Count on page 57 This command is only available if an external trigger is selected and the Trigger to Sync measurement is active see CONFigure TRGS IMMediate on page 141 Return values Result numeric value Average value Default unit S Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM JI
276. t values in the iqw file is III QQQ fid fopen IQ exported from Kl0 iqw r samples count fread fid inf float32 fclose fid nof cplx smpls floor count 2 IQ samples 1 nof cplx smpls li samples nof cplx smpls tl 2 nof cplx smpls plot 20 10gl0 abs IQ Remote command MMEMory STORe IQ STATe on page 192 Operating Manual 1176 7526 02 01 82 R amp S FSV K10 Instrument Functions GSM FREQ Key R amp S Support See R amp S Support on page 87 3 4 FREQ Key This key opens the General Settings dialog box and directly jumps to the Frequency field see Frequency on page 55 3 5 AMPT Key This key opens the General Settings dialog box and directly jumps to the Reference Level field see Reference Level on page 55 3 6 AUTO SET Key The AUTO SET key starts a single auto set procedure Select the parameters to be set automatically in the Auto Set tab on page 76 of the Meas Settings on page 61 dialog box 3 7 SWEEP Key This key opens the Sweep menu which contains the following softkeys Refresh Repeats the evaluation of the data currently in the capture buffer without capturing new data This is useful after changing settings for example the Statistic Count Averaging is performed according to the Statistic Count and automatically stops when the defined Statistic Count or the end of the captured data is reached Remote command INITiate REFMeas I
277. taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Standard deviation Default unit NONE Example READ BURS PERR RMS SDEV Usage Query only Mode GSM READ BURSt PTEMplate TRGS AVERage This command starts a Trigger to Sync measurement and queries the average time between the external trigger event and the start of the first symbol of the training sequence midamble in seconds over the selected number of I Q captures see Statistic Count on page 57 This command is only available if an external trigger is selected and the Trigger to Sync measurement is active see CONFigure TRGS IMMediate on page 141 Operating Manual 1176 7526 02 01 216 R amp S FSV K10 Remote Commands GSM READ Subsystem Return values lt Result gt numeric value Average Default unit S Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set external trigger more TRIGgerl SEQuence SOURce EXTernal II Activate Trigger to Sync measurement CONFigure TRGS IMMediate Set minimum capture time to speed up measurement SENSel SWEep TIME MINimum Auto set trigger offset
278. tart Parameters for setting and query lt Value gt numeric value Slot to measure in single slot measurements relative to the GSM start frame Range 0 to 7 RST 0 Slots Default unit NONE Example CONF CHAN MSL MEAS 5 Mode GSM Manual operation See Meas Settings on page 61 See Demod tab on page 61 See Slot to Measure on page 62 CONFigure MS CHANnel MSLots NOFSlots lt Value gt This command specifies the number of slots to measure for the measurement interval of multi slot measurements i e the Power vs Time and Transient Spectrum measure ments Between 1 and 8 consecutive slots can be measured Parameters for setting and query lt Value gt numeric value Number of slots to measure Range 1to8 RST 1 Slots Default unit NONE Example CONF CHAN MSL NOFS 5 Mode GSM Manual operation See Meas Settings on page 61 See Demod tab on page 61 See Number of Slots to measure on page 62 CONFigure MS CHANnel MSLots OFFSet Value This command specifies the start for the measurement interval for multi slot measure ments i e the Power vs Time and Transient Spectrum measurements relative to the GSM frame boundary Operating Manual 1176 7526 02 01 100 R amp S FSV K10 Remote Commands GSM El CONFigure Subsystem Parameters for setting and query lt Value gt numeric value First slot to measure in multi slot measurements relative to the GSM frame start Range 0 to 7
279. tates which may occur if the unit is operated without meeting the specifications It can be queried with commands STATUS OPI ERation EVENt and STATus OPERation CONDition Bit No Meaning 0to2 These bits are not used 3 POWer This bit is set if a questionable power occurs cf also section STATus QUEStionable POWer Register TEMPerature This bit is set if a questionable temperature occurs FREQuency The bit is set if a frequency is questionable cf section STATus QUEStionable FREQuency Register 6 to 7 These bits are not used CALibration The bit is set if a measurement is performed uncalibrated label UNCAL LIMit device specific This bit is set if a limit value is violated see also section STATus QUEStionable LIMit Reg ister Note Limit register is associated with limit lines for the Spectrum Mask measurement only 10 LMARgin device specific This bit is set if a margin is violated see also section STATus QUEStionable LMARgin Reg ister Operating Manual 1176 7526 02 01 247 R amp S FSV K10 Status Reporting System Bit No 11 Meaning SYNC device dependent This bit is set if in measurements or pre measurements in FSV K10 mode synchronization fails no signal is detected or no burst is found This bit is also set if input settings conflict with the measurement setup see also STA Tus QUESt
280. te dece uaa ENEE NEE 183 FETCh WSPectrum MODulation REFerence cesses nennen nennen nnn nnns 183 Operating Manual 1176 7526 02 01 182 R amp S FSV K10 Remote Commands GSM FETCh Subsystem FETCh WSPectrum MODulation ALL This command reads out the result of the Wide Modulation Spectrum measurement of the mobile or base station This command is only available if the modulation spectrum measurement is selected see CONFigure WSPectrum MODulation IMMediate Return values Placeholder curently irrelevant Freq1 Absolute offset frequency in Hz lt Freq2 gt Absolute offset frequency in Hz lt Level gt Measured level at the offset frequency in dB or dBm lt Limit gt Limit at the offset frequency in dB or dBm lt Abs Rel gt Indicates whether relative dB or absolute dBm limit and level values are returned lt Status gt Result of the limit check in character data form PASSED no limit exceeded FAILED limit exceeded Example FETCh WSPectrum MODulation ALL Usage Query only Mode GSM FETCh WSPectrum MODulation REFerence This command returns the measured reference power of the Wide Modulation Spec trum This command is only available when the Wide Modulation Spectrum measure ment is selected see CONFigure WSPectrum MODulation IMMediate on page 142 The result is a list of partial result strings separated by commas Return values lt Level1 gt measured reference
281. the Frequency Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measure ment can then be queried without restart of the measurement via the FETCh BURSt subsystem This command is retained for compatibility with R amp S FS K5 only Use the READ BURSt MACCuracy FREQuency AVERage command which behaves the same way Return values lt Result gt numeric value Average Default unit Hz Example READ BURS FERR AVER Usage Query only Mode GSM READ BURSt MACCuracy FERRor CURRent This command starts the measurement and reads out the currently measured value of the Frequency Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the mea surement can then be queried without restart of the measurement via the FETCh BURSt subsystem This command is retained for compatibility with R amp S FS K5 only Use the READ BURSt MACCuracy FREQuency CURRent command which behaves the same way Return values lt Result gt numeric value Currently measured value Default unit Hz Example READ BURS FERR CURR Usage Query only Mode GSM Operating Manual 1176 7526 02 01 202 R amp S FSV K10 Remote Commands GSM READ Subsystem READ BURSt MACCuracy FERRor MAXimum This comman
282. the Modulation Spectrum measurement can be queried using BAD WSPectr um MODulation GATing AD E Dulation ALL Operating Manual 1176 7526 02 01 26 R amp S FSV K10 3 1 10 Instrument Functions GSM Transient Spectrum The Transient Spectrum measurement is done in a very similar way to the modulation spectrum measurement The differences to the modulation spectrum measurement are e Instead of measuring only in the useful part of the burst in the Slot to measure see on page 62 the measurement is performed over the interval defined by the Number of slots to measure see on page 62 and the First Slot to measure see on page 62 in the Measurement Settings i e one measurement per frame See also on page 39 There fore the rising and falling edges affect the measurement result e Instead of the average power the peak power is measured e The number of fixed offset frequencies is lower Transient Spectrum Frequency Domain Max du Fig 3 16 Frequency Domain of Transient Spectrum with traces and limits red Transient Spectrum List Lower Upper A to Lim dBm A to Lim CO oO Fig 3 17 Result Table in Transient Spectrum Operating Manual 1176 7526 02 01 27 R amp S FSV K10 Instrument Functions GSM Measurements and Result Displays To start a Transient Spectrum measurement select Spectrum gt Transient Spec trum see Transient Spectrum on
283. tibility with R amp S FS K5 only Due to the improved measurement capabilities of this GSM analysis software this remote control command and the function behind is not required any more Parameters for setting and query lt Value gt numeric value Threshold for burst detection Default unit dB Example CONF BSTH 10 DB Mode GSM CONFigure MS CHANnel FRAMe EQuUal State If activated all slots of a frame have the same length 8 x 156 26 normal symbol periods If deactivated slots number 0 and 4 of a frame have a longer duration all other a shorter duration compared to the equal slot length 157 156 156 156 157 156 156 156 normal symbol periods See 3GPP TS 51 0213GPP TS 51 021 and 3GPP TS 45 0103GPP TS 45 010 chapter 6 7 Timeslot length for further details This parameter is used to adjust the time for the Power vs Time masks of all slots The Slot to measure is used as the time reference for the entire frame Parameters for setting and query lt State gt 1 0 ON OFF RST ON Example CONF CHAN FRAM EQU OFF Mode GSM Manual operation See Meas Settings on page 61 See Demod tab on page 61 See Equal Timeslot Length on page 63 Operating Manual 1176 7526 02 01 99 R amp S FSV K10 Remote Commands GSM El CONFigure Subsystem CONFigure MS CHANnel MSLots MEASure lt Value gt This command specifies the slot to be measured in single slot measurements relative to the GSM frame s
284. ue Maximum Default unit NONE Example READ BURS MERR PEAK MAX Usage Query only Mode GSM READ BURSt MACCuracy MERRor PEAK SDEViation This command starts the measurement and reads out the standard deviation of the peak measurement of the Magnitude Error taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Standard deviation Default unit NONE Example READ BURS MERR PEAK SDEV Usage Query only Mode GSM READ BURSt MACCuracy MERRor RMS AVERage This command starts the measurement and reads out the average of the RMS measure ment of the Magnitude Error taken over the selected number of bursts When the mea surement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Operating Manual 1176 7526 02 01 209 R amp S FSV K10 Remote Commands GSM READ Subsystem Return values lt Result gt numeric value Average Default unit NONE Example READ BURS MERR RMS AVER Usage Query only Mode GSM READ BURSt MACCuracy MERRor RMS CURRent This command starts the measurement and reads out the current
285. uency value of the reference clock Operating Manual 1176 7526 02 01 87 R amp S FSV K10 4 QD 4 1 Remote Commands GSM Notation Remote Commands GSM In this section all remote control commands specific to the GSM option R amp S FSV K10 are described in detail For details on conventions used in this chapter refer to section chapter 4 1 Notation on page 88 The remote commands of the R amp S FSV K10 are compatible to the FS K5 option for the FSP FSQ family to a great extent see the corresponding notes in the individual command descriptions However full compatibility can not be ensured For further information on analyzer or basic settings commands refer to the correspond ing subsystem in the base unit description e cio t 88 JQABORUSUDSUSISITI ET 91 e CALGulate Subsystoem recente cela c peret Era ra LEE Dee ea E ECT ads 91 e CONFigure SUDSVS OI coercet EAR erneute Dezernat ee Ra obe taro Enn anciana 95 e DiSPlay SubSysleln i ice Eee aee aac a eie Mate a Re EB aioe 145 FEI uL uM 149 E RRE EE 184 HAM Iesum 185 EE Ee EE DEE 190 MMEMOly SUDSYStGI E 191 e EE EE 193 e SENSE SUSY EE 233 e STATIS SUS DEE 236 e TRACO SUDSVSIeln erre nec ER OR RARE EXP EIER ERES a a aed eee Rex ona 239 e TRIGger SUubSyStolni eucsc ec eeectesceesa ces et rnaade se eeu Ra ak Rr Rua c Deer eua Drag a ERR andre nh 240 e Commands for
286. ults without starting a new sin gle sweep Run a blocking single sweep INITiate IMMediate WAI FETCh BURSt SPOWer SLOTO CURRent MAXimum Usage Query only Mode GSM FETCh BURSt SPOWer SLOT lt s gt DELTatosync This command reads out the Delta to Sync value for the selected slot see chapter 3 1 8 Power vs Time on page 20 This command is only available when the Power vs Time measurement is selected See CONFigure BURSt PTEMplate IMMediate on page 132 Suffix lt s gt lt 0 7 gt Slot number to measure power on The selected slot must be within the slot scope i e First slot to measure S slot S First slot to measure Number of Slots to measure 1 Return values lt Result gt numeric value Default unit dBm Operating Manual 1176 7526 02 01 179 R amp S FSV K10 Remote Commands GSM FETCh Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the slot scope Use all 8 slots for the PVT measurement Number of slots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measure 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Run a single sweep W Note FETCh only reads the results without starting a new sin gle sweep Run a b
287. unit S Example CONF POW AUTO SWE TIME 0 01 MS Mode GSM Operating Manual 1176 7526 02 01 127 R amp S FSV K10 Remote Commands GSM El CONFigure Subsystem Manual operation See General Settings on page 53 See Advanced Settings tab on page 58 See RF Input on page 58 See Auto Track Time on page 60 CONFigure MS PRATe lt Value gt This command is retained for compatibility with R amp S FS K5 only This command has no effect Parameters for setting and query lt Value gt numeric value RST 4 Default unit NONE Mode GSM CONFigure MS RESTore This command is retained for compatibility with R amp S FS K5 only This command has no effect Mode GSM CONFigure MS SSEarch lt State gt This command is retained for compatibility with R amp S FS K5 only In new K10 remote scripts use CONFigure MS SYNC MODE TSC or CONFigure MS SYNC MODE ALL instead see CONFigure MS SYNC MODE on page 129 Parameters for setting and query State 110 ON OFF ON TSC search on OFF TSC search off RST 1 Example CONF SSE ON Mode GSM CONFigure MS SYNC IQCThreshold lt Value gt This command sets the IQ correlation threshold The IQ correlation threshold decides whether a burst is accepted if Measure only on Sync is activated see CONFigure MS SYNC ONLY on page 130 If the correlation value between the ideal IQ signal of the given TSC and the measured TSC is below t
288. uracy FERRO CURREN EE 158 FETCh BURSt MACCuracy FERRor MAXiIMUM c2 ecccccnececeeneeeedeeserercreeeeeeeeecneaceenevees 158 FETCh BURSI MACCuracy FERRor SDEViation esses 159 FETCh BURSI MACCuracy FREQuency AVERage isses rere 159 FETCh BURSt MACCuracy FREQuency CURREN1 4 ccceceeeceeeeeenssneaeerereneneeeaeceenenens 159 FETOCh BURG MAC CuracvlFREOuencv M ANlmum eene 160 FETCh BURSI MACCuracy FREQuency SDEViation sese 160 FETCh BURSI MACCuracy IQlMbalance AVERage esses 160 FETCh BURSI MACCuracy IQlMbalance CURRent essen ener 161 FETCh BURSI MACCuracy IQlMbalance MAXimum sess ener 161 FETCh Subsystem FETOCH BURG MAC Curacvl lOlMbalance GDtEViaton esee 161 FETCh BURSI MACCuracy IQOFfset AVERage essere 162 FETCh BURSI MACCuracy IQOFfset CURREN 162 FETOCH BURG MAC Curacvl lOOFfset MAximum nennen nennen 162 FETCh BURSt MACCuracy IQOFfset SDEViation ccceseeeseseseeeeeeeeeedeaneenanaeceneenees 162 FETChBURGOC MAC CuracvlMERRor PDEAK AVERage nennen entren 163 FETCh BURSI MACCuracy MERRor PEAK CURRent essere 163 FETCh BURSI MACCuracy MERRor PEAK MANImum esee 163 FETCh BURSI MACCuracy MERRor PEAK SDEViation eee 164 FETCh BURSI MACCuracy MERRor RMS AVERage sse nnne 164 FETChBURGOCMACCuracvlMERRorRMSCURent en 164 FETC
289. urement measures the time between an external trigger event and the start of the first symbol of the training sequence The start of the first symbol corresponds to the time 0 of the symbol period see chapter 3 2 9 Definition of the Symbol Period on page 45 A Trigger to Sync Graph 850 18 us 20 ns div 50 34 us B Trigger to Sync List 0 000850255 Fig 3 9 Trigger to Sync To start a Trigger to Sync measurement select Demod gt More gt Trigger to Sync see Trigger to Sync on page 79 Then start a measurement RUN SINGLE RUN CONT key Operating Manual 1176 7526 02 01 19 R amp S FSV K10 Instrument Functions GSM Measurements and Result Displays 3 1 8 Trigger to Sync measurements only provide one value per UO capture In order to improve the measurement speed set the capture time to 10 ms see Capture Time on page 56 Power vs Time The Power vs Time PvT measurement is the most important GSM measurement in the time domain It displays the power of all slots bursts in the selected slot scope see chapter 3 2 7 Defining the Scope of the Measurement on page 39 and runs an evaluation against the specified template mask The measurement consists of a graph showing the Power vs Time trace including the limit lines and a table that displays the slot powers of all slots in the slot scope In the graph display it is possible to focus on different parts of the signal e Full
290. us 241 TRiGgersh SEGQ ence LEVel lEPOWel 2 cer een entree e rh ote eee ERAN 242 Tele sees ege ea nente eu RR ERE eebe 242 TRlGoerznztGtOuencelSvNChrontze ADJuet AUTO 242 TRlGoerznztGtOuencelGvhNChrontze ADlustENTema eene 243 TRIGger n 2 SEQuence SYNChronize ADJust IFPower cesses 243 TRlGoerznztGtOuencelSvhNChrontze ADJust MMedate nere eororernrnnerereeen 243 TRlGoerznztGtOuencelSvhNChrontze ADJustRtbower eee 244 TRIGger lt n gt SEQuence HOLDoff TIME lt TriggerOffset gt Specifies the time offset between the trigger event e g for an external or power trigger and the frame start of the GSM signal in seconds Suffix lt n gt lt 1 2 gt Parameters for setting and query lt TriggerOffset gt numeric value RST 0 Default unit S Example TRIG HOLD 1ms Mode GSM Manual operation See General Settings on page 53 See Primary Settings on page 53 See Trigger Offset on page 57 TRIGger lt n gt SEQuence LEVel EXTernal lt Level gt This command sets the level of the external trigger source Suffix lt n gt lt 1 D Parameters for setting and query lt Level gt numeric value External trigger level RST 1 4V Default unit V Example TRIG LEV EXT 1 MV Mode GSM Manual operation See General Settings on page 53 See Advanced Settings tab on page 58 See RF Input on page 58 See Trigger Level on page 60 Operating Manual 1176 7526 02 01 241
291. us not described here see the description of the R amp S FSV base unit To display help to a softkey press the HELP key and then the softkey for which you want to display help To close the help window press the ESC key For further information refer to section How to use the Help System e Measurements and Result Displays eene enne itane n 12 UNE Alan Mem 31 e Softkeys and Settings of the GSM Men 51 EI ec E OEEEen 83 AMPT co ERR 83 Operating Manual 1176 7526 02 01 11 R amp S FSV K10 Instrument Functions GSM 3 1 Measurements and Result Displays VUE TOS E n 83 SVP CY a sonne detti atm OEC ers 83 e TRACE co Seet uted nei Hee ENEE 83 e EE 84 e Softkeys of the Marker Menu MKR key 85 e Softkeys of the Marker to Menu MKR gt key 85 e Softkeys of the Input Output Men 86 Measurements and Result Displays This chapter provides information about the measurement and result displays of the GSM application 3 1 1 Multiple measurement mode The multiple measurement mode allows you to perform several measurements on the same captured I Q data in parallel In this case the results of the selected measurements are available immediately without starting a new measurement Simply select the softkey for the performed measurement To retrieve the results for other measurement types you must perform a new measure ment first The softkeys for the measurements not included i
292. values can be measured and used in order to verify the timeslot lenghts Setting the Limit Time Alignment to Slot to measure displays the expected values according to the standard and depending on the value of Equal Timeslot Length These values are summarized in table 3 2 Slot to measure 0 No of slots 8 and First slot to measure 0 Table 3 2 Expected Delta to Sync values in normal symbol periods Slot 0 Slot 1 2 3 4 5 6 7 Number to mea sure Equal 0 156 25 312 50 468 75 625 00 781 25 937 50 1093 75 Timeslot Length On Equal 0 157 313 469 625 782 938 1094 Timeslot Length Off Default measurement settings The following default settings are used for the Power vs Time measurement Setting Default Measurement Scope Averaging Configuration The slot scope defined by First Slot to measure and Number of Slots to mea sure in Measurement Settings see chapter 3 2 7 Defining the Scope of the Measurement on page 39 Number of frames as selected in Statistic Count in General Settings see Statistic Count on page 57 Limit Check According to standard The maximum Max trace is checked agains the upper limit The minimum Min trace is checked against the lower limit The limit masks are generated adaptively from the measured signal accord ing to the following parameters Frequency band special masks for PCS1900 and DCS1800 BTS with
293. weep INITiate CONTinuous OFF ABORt Modulation spectrum graph measurement CONFigure SPECtrum MODulation IMMediate CONFigure SPECtrum SELect FREQdomain INITiate IMMediate JI Switch off the display of all available traces DISPlay WINDowl1 TRACel MODE BLANK DISPlay WINDowl1 TRACe4 MODE BLANK JI Switch on the display of all available traces again DISPlay WINDowl TRACel MODE AVERage DISPlay WINDowl TRACe4 MODE WRITe Mode GSM Kal Gl Manual operation See Trace Wizard on page 84 Table 4 1 Available traces and trace modes for the measurement types Measurement Trace 1 Trace 2 Trace 3 Trace 4 Power vs Time AVERage MAXHold MINHold WRITe Graph BLANK BLANK BLANK BLANK EVM vs Time Graph Phase Error vs Time Graph Magnitude Error vs Time Graph Constellation WRITe Graph BLANK Modulation Spec AVERage WRITe trum Frequency BLANk BLANk Domain Transient Spec MAXHold WRITe trum Frequency BLANK BLANK Domain Trigger to Sync WRITe PDFavg Graph BLANK BLANK Operating Manual 1176 7526 02 01 147 R amp S FSV K10 Remote Commands GSM El DISPlay Subsystem DISPlay WINDow lt n gt TRACe lt t gt Y SCALe RLEVel OFFSet Value This command specifies the external attenuation or gain applied to the RF signal A pos itive value indicates attenuation a negative value indicates gain Displayed power level values are
294. wer area in detail FRISing Rising and Falling together useful parts and guard intervals removed RST FULL Example CONF BURS PTEM SEL FULL Mode GSM Manual operation See PvT on page 79 See Full on page 79 See Rising on page 79 See Falling on page 80 See Rise amp Fall on page 80 See Top on page 80 CONFigure BURSt PTEMplate TALign Mode This command controls the time alignment of the limit lines for the Power vs Time mea surement see Limit Time Alignment on page 69 Note When measuring Access bursts the parameter Limit Time Alignment should be set to PSLot since the position of an Access burst within a slot depends on the set timing advance of the DUT Operating Manual 1176 7526 02 01 133 R amp S FSV K10 Remote Commands GSM 4 4 3 CONFigure Subsystem Parameters for setting and query lt Mode gt STMeasure PSLot STMeasure For each slot the mid of TSC is derived from the measured mid of TSC of the Slot to measure and the timeslot lengths specified in the standard see Timeslot length in 3GPP TS 45 010 PSLot For each slot the mid of TSC is measured This provides reason able time alignment if the slot lengths are not according to stand ard However the Power vs Time limit check is also passed RST STMeasure Example CONF BURS PTEM TAL PSL Mode GSM Manual operation See Meas Settings on page 61 See Advanced tab on page 68 See Limit Time
295. within the slot scope i e First slot to measure S s S First slot to measure Number of Slots to measure 1 Return values Result numeric value Maximum Default unit dBm PE Operating Manual 1176 7526 02 01 223 R amp S FSV K10 Remote Commands GSM READ Subsystem Example Preset the instrument RST Enter the GSM option K10 INSTrument SELect GSM Switch to single sweep mode and stop sweep INITiate CONTinuous OFF ABORt Set the slot scope Use all 8 slots for the PVT measurement Number of slots to measure 8 CONFigure MS CHANnel MSLots NOFSlots 8 First Slot to measure 0 CONFigure MS CHANnel MSLots OFFSet 0 Activate PvT Power vs Time measurement CONFigure BURSt PTEMplate IMMediate Note READ starts a new single sweep annd then reads the results Please use FETCh to query several results READ BURSt SPOWer SLOT1 ALL MAXimum Usage Query only Mode GSM READ BURSt SPOWer SLOT lt Slot gt CURRent AVERage This command starts the measurement out the average power for the selected slot for the current burst This command is only available when the Power vs Time measurement is selected see CONFigure BURSt PTEMplate IMMediate on page 132 Suffix Slot lt 0 7 gt Slot number to measure power on The selected slot s must be within the slot scope i e First slot to measure S s S First slot to measure Number of Slots to measure 1
296. xed frequency offsets of a certain part of the burst 50 to 90 of the useful part excluding the training sequence TSC by measuring the average power in this part over several bursts The results of this measurement can be displayed in a graph or list The full list of measured frequency and filter bandwidths is provided in table 3 3 Operating Manual 1176 7526 02 01 24 R amp S FSV K10 Instrument Functions GSM surements and Result Displays Modulation Spectru requency Domain amp Avg 9 Curr Fig 3 14 Frequency Domain of modulation spectrum with traces and limits red Modulation Spectrum List Fig 3 15 Results Table in Modulation Spectrum To start a Modulation Spectrum measurement select Spectrum gt Modulation Spec trum see Modulation Spe m on page 80 and then start a measurement RUN SINGLE RUN CONT key Modulation Spectrum results can be included in multiple measurements see on page 73 In this case you do not need to start a new measurement If the Modulation Spectrum softkey is not available include Modulation Spectrum in the multiple measurement selection or disable the multiple measurement mode Operating Manual 1176 7526 02 01 25 R amp S FSV K10 Instrument Functions GSM Measurements and Result Displays The following default settings are used for a Modulation Spectrum measurement Setting Default Measurement Scope The slot select
297. y Mode GSM READ BURSt MACCuracy 0SUPpress MAXimum This command starts the measurement and reads out the maximum measurement of the IQ Offset Suppression taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the mea surement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Maximum Default unit dB Example READ BURS OSUP MAX Usage Query only Mode GSM READ BURSt MACCuracy 0SUPpress SDEViation This command starts the measurement and reads out the standard deviation measure ment of the IQ Offset Suppression taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restart of the measurement via the FETCh BURSt subsystem Return values lt Result gt numeric value Standard deviation Default unit dB Example READ BURS OSUP SDEV Usage Query only Mode GSM READ BURSt MACCuracy PERCentile EVM This command starts the measurement and reads out the 95 percentile of the Error Vector Magnitude measurement taken over the selected number of bursts When the measurement is started the analyzer is automatically set to single sweep Further results of the measurement can then be queried without restar
298. y RE 152 FETOCH BURG MAC Curacvl BbOWer AVERage eene merenti 152 FETCh BURSt MACCuracy BPOWer CURRent sse 152 FETCh BURSI MACCuracy BPOWer MAXimum essen nennen rere 153 FETCh BURSt MACCuracy BPOWer SDEViation ER FETOCH BURG MAC CuracvlFtERbor AVEhRagoe nee 158 FETCh BURG MACCuracvlFERbRorCUbbent essent enne nre 158 FETCh BURSIt MACCuracy FERRor MAXimum eese rennen nnne tnn nns 158 FETCh BURSt MACCuracy FERRor SDEViation sss 159 FETOCH BURG MAC CuracvlFREOuency AVERage nen emen 159 FETCh BURSt MACCuracy FREQuency CURRent 159 FETOCH BURG MAC CuracvlFRtEOuency MANimum nennen nnns 160 FETCh BURSIt MACCuracy FREQuency SDEViation essen 160 FETOCH BURG MAC Curacvl OilMbalance AVEhage nen rennen nnne 160 FETOCH BURG MAC Curacvl OilMbalance CURbent essent enne nennen 161 FETCh BURSI MACCuracy IQlMbalance MAXimum esses ener nnne 161 FETCh BURSIt MACCuracy IQlMbalance SDEViation 161 FETCh BURSIt MACCuracy IQOFfset AVERage sse nennen nennen nennen enne 162 FETOCH BURG MAC CuracvllOOtserCURbent nennen nennen rennen nnne 162 FETCh BURSt MACCuracy IQOFfset MAXimum essen eene nennen nennen 162 FETCh BURSt MACCuracy IQOFfset SDEViation mene 162 PE Operating Manual 1176 7526 02 01 251 R amp S FSV K10 List of Commands FETOCH BURG MAC CuracvlMERbor PDEAK AVERage nnne 163 FE
299. y of the fixed frequency signal to 1 kHz SENSe FREQuency CW 1E3 SENSe FREQuency FIXed 1E3 A vertical stroke in parameter indications marks alternative possibilities in the sense of or The effect of the command differs depending on which parameter is used Example Selection of the parameters for the command SENSe lt 1 4 gt AVERage lt 1 4 gt TYPE VIDeo LINear 0 Key words in square brackets can be omitted when composing the header The full command length must be accepted by the instrument for reasons of compatibility with the SCPI standards Parameters in square brackets can be incorporated optionally in the command or omitted as well Parameters in braces can be incorporated optionally in the command either not at all once or several times Description of Parameters Due to the standardization the parameter section of SCPI commands consists always of the same syntactical elements SCPI has therefore specified a series of definitions which are used in the tables of commands In the tables these established definitions are indicated in angled brackets lt gt and is briefly explained in the following For details see the chapter SCPI Command Structure in the base unit description Boolean This keyword refers to parameters which can adopt two states on and off The off state may either be indicated by the keyword OFF or by the numeric value 0 the on
300. y the base system the GSM option R amp S FSV K10 uses different bits and definitions e STATus QUES LIMit This register is provided by the base system however in the GSM option R amp S FSV K10 there is only 1 limit register combining all displayed limits Limit lines are only available in screen A which displays the traces while screen B displays the measurement results as a list The deviations from the status register structure of the base system are described below STATus OPERation Register In the CONDition part this register contains information on which actions the instrument is being executing or in the EVENt part information on which actions the instrument has Operating Manual 1176 7526 02 01 246 R amp S FSV K10 Status Reporting System executed since the last reading It can be read using commands STATus OPERation CONDition or STATus OPERation EVENt Bit No Meaning 0 CALibrating This bit is set as long as the instrument is performing a calibration 1to3 These bits are not used 4 MEASuring A 1 in this bit position indicates that a measurement is in progress R amp S FSV K10 only These bits are not used HardCOPy in progress This bit is set while the instrument is printing a hardcopy 9 to 14 These bits are not used 15 This bit is always 0 STATus QUEStionable Register This register comprises information about indefinite s

R&S FSV-K10 GSM Measurement Operating

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R&amp;S FSV-K10 GSM Measurement Operating

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R&S FSV-K10 GSM Measurement Operating