Advanced Bluetooth RF Tests with CMWrun
Contents
1. EDR C I Performance General Setup Frequency Setup Loopback Test Early exit F Image frequency MHz 3 gt Debug Mode W RF Setup Channel Setup Hopping TX Channel 3 2 RX Channel 3 CMW Tx Level dBm 60 TX Channel 39 RX Channel 39 r n 4 DQPSK Packets 295 TX Channel 75 RX Channel 75 4 Value for Spec Conformance gt 295 8DPSK Packets 196 Value for Spec Conformance gt 196 Fig 3 14 Configuration EDR C I Performance TP RCV CA 09 C If Debug Mode is ticked the report shows every measurement If Early Exit is enabled the measurement is exited if more than five spurious frequencies are detected Tencventscicn careomnca Pa bias on Sans Loopback Test Hopping OFF Debug Mode Packet Type 2 DH5 First run Channel 3 BER Interferer TX Level 60 0 dBm interferer Frequency 2402 MHz So 0 1 0 00000 Passed BER Interferer TX Level 47 0 dBm ne interferer Frequency 2403 MHz 0 1 0 00000 Passed BER Interferer TX Level 60 0 dBm interferer Frequency 2404 MHz B 0 1 0 00000 Passed BER Interferer TX Level 73 0 dBm Interferer Frequency 2405 MHz 0 1 0 00000 Passed BER Interferer TX Level 60 0 dBm ao interferer Frequency 2406 MHz 0 1 0 00000 Passed BER Interferer TX Level 30 0 dBm Fig 3 15 Report EDR C I Performance 3 2 Tests for Bluetooth Low Energy Fig 3 16 shows a typical testplan for Bluetooth Low Energy E 1 Basiclnitializing fs2. BTConnect_LE H 3 BLE_RF_PHY_TS_4 1_1_Advanced ce SCPICommandList BLE_PHY_4_1_1_Advanced_2_FE Basic Fig 3 16 testplan for Bluetooth Low Energy 1MA261 Rohde amp Schwarz 23 Advanced Measurements 1MA261 Tests for Bluetooth Low Energy It consists of the basic modules 1 Basiclnitializing l BTConnect_LE and the advanced LE Tests in 1 BLE_RF_PHY_TS_4 _1_1_Advanced For Bluetooth Low Energy the signaling is not handled via the RF so the CMW controls the DUT directly This is handled in CMWrun via the module BTConnect_LE Here you can configure the USB to RS232 connector In addition you can configure the basic RF settings Deion or LE EI T T USB to RS232 adapter v HW Interface HCI v EUT Comm Protocol E Ext Frequency Reference 10 MHz Connection RS232 Configuration Virtual COM Port 1 a Stop Bits Baud Rate ons gt Pory Potoci 7 Reset EUT Signal Characteristics 11110000 x Pattem Type Fig 3 17 RS232 settings in Bluetooth Connection LE r 5 gt Bluetooth Connection Setup for LE m USB to RS232 adapter v HWinteface HCI EUT Comm Protocol Ext Frequency Reference 10 MHz RF Output RFICOM Connector RFTXI v Converter 00 E Gxt Attenuation dB RF Input RFICOM w Connector Converter 00 2 Bt Attenuation dB RF Power 40 0 H TX Level CMW dBm 10 0 A Expected Nominal Power dB
3. and 2n MHz The two measurements are repeated on two more wanted channels Fig 3 25 l gt 2402 2n n 2440 n 2n 2480 f in MHz BT cw CW BT l Bluetooth Frequency Range Cho 19 Ch 39 Fig 3 25 Intermodulation performance For each of three channels the packet error rate in the presence of a CW interferer in a distance n and in the presence of a Bluetooth interferer in a distance 2n is measured The Bluetooth test specification defines the following settings 1 Hopping off RX on single channel 1 Three channels 0 19 39 PRBS9 Wanted signal level at 64 dBm 1 n 3 4 or 5 defined by manufacturer 1 Bluetooth interferer low energy GFSK with PRBS15 spaced 2n MHz from wanted signal level 50 dBm 1 CW interferer spaced n MHz from wanted signal level 50 dBm 1 1500 packets Rohde amp Schwarz 29 Advanced Measurements Tests for Bluetooth Low Energy Result 1 A PER of 30 8 must be obtained for each of the three channels Setup and CMWrun For this test the CMW creates the wanted signal and the Bluetooth interferer An external generator provides the CW interferer The signals are combined by hybrid combiners TP RCV LE CA 03 C TP RCV LE CA04C TP RCV LE CA05C intermodulation performance RF Setup Frequency Setup CMW Tx Level dBm 64 intermodulation Distance n 3 Packets 1500 Value for Spec Conformance gt 1500 Channel S
4. is enabled the measurement is exited if more than five spurious frequencies are detected Rohde amp Schwarz 18 Advanced Measurements 1MA261 3 1 4 Tests for Basic Rate and Enhanced Data Rate macverrcioompwome Geen ae Loopback Test Hopping OFF DH1 Debug Mode _ First run Interferer Frequency from 30MHz to 2000MHz BER Interferer TX Level 8 dBm interferer Frequency 30 MHz BER Interferer TX Level 8 dBm interferer Frequency 31 MHz BER Interferer TX Level 8 dBm interferer Frequency 32 MHz BER Interferer TX Level 8 dBm interferer Frequency 33 MHz BER Interferer TX Level 8 dBm interferer Frequency 34 MHz BER Interferer TX Level 8 dBm interferer Frequency 35 MHz BER Interferer TX Level 8 dBm interferer Frequency 36 MHz BER Interferer TX Level 8 dBm interferer Frequency 37 MHz BER Interferer TX Level 8 dBm interferer Frequency 38 MHz BER Interferer TX Level 8 dBm interferer Frequency 39 MHz 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 00000 0 00100 0 00400 0 00000 0 00000 0 00000 0 00100 0 00100 0 00000 0 00100 Passed Passed Passed Passed Passed Passed Passed Passed ez F F KF KF KF KF KF Passed Passed Fig 3 10 Report Blocking in debug mode all single measurements are lisetd RCV CA 05 C Intermodulation Performance This measurement determines the intermodulation chara
5. of the Rohde amp Schwarz website R amp S is a registered trademark of Rohde amp Schwarz GmbH amp Co KG Trade names are trademarks of the owners
6. 10 2810 SHO 2610 3850 no 21 Jno 550 Peak Freq 2427 2 MHz Peak Power 6 51 dBm Zero Span Power Density 9 28 dBm Maximum Fig 3 4 Report Power Density Rohde amp Schwarz 14 Advanced Measurements Tests for Basic Rate and Enhanced Data Rate 3 1 2 RCV CA 03 C C I Performance This measurement determines the receiver quality of the DUT if a Bluetooth interferer is present within the Bluetooth band The result is obtained by means of a bit error rate BER measurement The wanted signal is transmitted on a single channel in non hopping mode A Bluetooth interferer is likewise generated on a single channel coupled in and the BER is determined In the next step the Bluetooth interferer is generated on all channels one after the other and the BER is determined for each interferer channel The complete test sequence is repeated twice i e the BER measurement is performed with the wanted signal on three channels in total Fig 3 5 n t gt 2402 2405 2441 2477 2480 f in MHz l l TE i i i i Bluetooth Frequency Range Cho 3 39 75 Ch78 Fig 3 5 C I performance The Bluetooth test specification defines the following settings 1 Loopback mode 1 Hopping off RX TX on single channel Three channels 3 39 75 TX at maximum power DHI PRBS9 1 Interferer GFSK with PRBS15 on all Bluetooth channels in consecutive order 1 1 600 000 bit 1 Reference level 70
7. Advanced Bluetooth RF Tests with R amp S CMWrun Application Note Products 1 R amp S CMW500 1 R amp S SGS100A 1 R amp S CMW270 1 R amp S SMB100A 1 R amp S SMF100A The Rohde amp Schwarz Bluetooth RF test solution with the R amp S CMW and R amp S CMWrun is closely aligned to the Bluetooth RF Test Suite Most of the tests can be performed with the equipment under test connected to a single CMW which is remotely controlled via R amp S CMWrun running on an external computer Some of the tests require an additional signal generator This document describes common setups for these tests and the required configurations Note Please find the most up to date document on our homepage http www rohde schwarz com appnote 1MA261 This document is complemented by software The software may be updated even if the version of the document remains unchanged Schulz Lienhart 4 2015 1MA261_0e Table of Contents 1MA261 2 1 2 2 2 2 1 2 2 2 2 3 2 3 1 2 3 2 3 1 3 1 1 3 1 2 3 1 3 3 1 4 3 1 5 3 2 3 2 1 3 2 2 3 2 3 4 1 4 2 4 3 Table of Contents PEO UI CTI IN isisisi rnanan inamaana ana rania ana ninaa 3 General oiana a aaa a a a E aa Aa a ENAA aS 4 Test SOU Presa neina cote aaaeeeaa aaaea er E a E ra EE EAA EAE ETA A 4 Hardware and Software Requirements s sssssseunneunrnunrnunnnunnnunnnnnnnnnnnnnnnnnnnnnnnnnnn nnn 8 MWY A A EA E TE T E 8 PO eee tecchesiteesasees secbesatatsc
8. E bpe rear panel e R amp S CM E front panel Splitter for LE direct test mode Fig 2 2 Test setup for a CMW with 1 advanced frontend Connections The CMW and the SGS are LAN connected with the CMWrun PC The RF port of the EUT is connected with the combiner splitter The Bluetooth uplink downlink signals are routed to RF 1 COM or RF 2 COM This connection also carries the Bluetooth interferer signal and the signal to be measured by the CMW s spectrum analyzer The RF Out port of the SGS is connected with the splitter 1 For Bluetooth Low Energy tests in direct test mode the EUT is USB connected with the CMW If the EUT only provides a serial RS 232 port for the direct test mode connection a USB to RS232 adapter is required Rohde amp Schwarz 6 General 1MA261 Test Setup R amp S CMW with two Basic Frontends 2 x R amp S CMW B590A rear panel _ g C ees Filter o eS y LAN REMOT Eia ogag JOA e R amp SCMW ses E rear panel E R amp S CMW d front panel Splitter BoOp o4 for LE direct test mode Fig 2 3 Test setup for a CMW with 2 basic frontends Connections e The CMW and the SGS are LAN connected with the CMWrun PC e The RF port of the EUT is connected with the combiner splitter e The Bluetooth uplink downlink signal is routed to RF 1 COM or RF 2 COM resp RF 3 COM or RF 4 COM e The Bluetooth i
9. Hz Table 3 3 EDR C I parameter settings for 11 4 DQPSK EDR C I level settings DPSK Interference signal frequency Interferer level C I level Wanted signal abs abs ch Go channe 81 dBm 21 dB 60 dBm f RX f lnterferance Adjacent channel 65 dBi 5 dB 60 dBm f Interference f RX 1 MHz m Adj tch l a 35 dBm 25 dB 60 dBm f Interference f RX 2 MHz edieventenennel 34 dBm 33 dB 67 dBm f Interference f ax 3 n MHz Image frequency Off 2 MHz 60 dBm 0dB 60 dBm f Interference f Image Off 3 MHz 67 dBm 67 dBm Adjacent channel to image Off 2 MHz 73 dBm 60 dBm frequency 13 dB Off 3 MHz 80 dBm 67 dBm f Interference f Image 1 MHz Table 3 4 EDR C I Performance for 8DPSK Results 1 For each modulation type the BER may exceed 0 1 for five interferer frequencies spaced 2 2 MHz from the carrier test specification Spurious 1 For the interferer frequencies max five at which the BER limit is exceeded a BER of lt 0 1 must be obtained for a C I of 15 dB with 11 4 DQPSK and a C I of 10 dB with 8DPSK Setup and CMWrun For this test the CMW creates the wanted signal and the interferer CMW provides the interferer via an ARB file which is transferred to the CMW 1MA261 Rohde amp Schwarz 22 Advanced Measurements Tests for Bluetooth Low Energy TP TRM CA02 TP RCW CA03 C TP RCV CA04 TP RCW CAD5 C TP RCV CA0S C
10. Intermodulation performance 1 RCV CA 09 C EDR C I performance TRM CA 02 C requires a spectrum analyzer The listed RCV tests require interferer signals in addition to the usual Bluetooth RF signals In RCV CA 03 C RCV CA 05 C and RCV CA 09 C a Bluetooth interferer is added to the wanted Bluetooth RF signal In RCV CA 04 C the interferer is a pure sine wave CW covering a range up to 12 75 GHz RCV CA 05 C uses a sine wave interferer in addition to the Bluetooth interferer For Bluetooth Low Energy LE 1 RCV LE CA 03 C C I and receiver selectivity performance 1 RCV LE CA 04 C Blocking performance 1 RCV LE CA 05 C Intermodulation performance The hardware and interferer requirements for these low energy tests are the same as for the corresponding BR EDR tests This document describes the characteristics of the advanced tests the test setups and the necessary configurations Rohde amp Schwarz 3 General 1MA261 Test Setup 2 General 2 1 Test Setup There are two main setups which allow to carry out all advanced tests a setup for a CMW with one advanced frontend and a setup for a CMW with two basic frontends Only these cases are described here though some of the advanced tests could be realized with alternative setups General characteristics 1 The RF continuous wave interferer is provided by an additional signal generator e g the SGS 1 The Bluetooth interferer is realized by playing appropriate wavefor
11. Option with 20 GHz only SMB B25 1407 1660 02 Microwave Signal Generator SMF100A 1167 0000 02 Up to 22 GHz SMF B122 1167 7004 03 SMF B26 1167 5553 02 Rohde amp Schwarz 32 PAD T M 3573 7380 02 02 04 EN About Rohde amp Schwarz The Rohde amp Schwarz electronics group is a leading supplier of solutions in the fields of test and measurement broadcast and media secure communications cyber security and radiomonitoring and radiolocation Founded more than 80 years ago this independent global company has an extensive sales network and is present in more than 70 countries The company is headquartered in Munich Germany Regional contact Europe Africa Middle East 49 89 4129 12345 customersupport rohde schwarz com North America 1 888 TEST RSA 1 888 837 87 72 customer support rsa rohde schwarz com Latin America 1 410 910 79 88 customersupport la rohde schwarz com Asia Pacific 65 65 13 04 88 customersupport asia rohde schwarz com China 86 800 810 82 28 86 400 650 58 96 customersupport china rohde schwarz com Sustainable product design 1 Environmental compatibility and eco footprint Energy efficiency and low emissions 1 Longevity and optimized total cost of ownership Certified Quality Management Certified Environmental Management ISO 9001 ISO 14001 This application note and the supplied programs may only be used subject to the conditions of use set forth in the download area
12. W in the Setup dialog Setup gt Remote Otherwise click Assistant gt to open the interface configuration section enter VXI 11 as Interface Type and the IP address of the instrument Establishing the SCPI connection with the additional generator 1 Proceed in a similar way as with the CMW Connections with the EUT Concept for the configuration of the RF connections The configuration of the RF connection connector converter external attenuation carrying the wanted Bluetooth signal is done in the Bluetooth Connection Setup test module 1 In case of two basic frontends there is a second RF connection for an interferer signal which is configured in the advanced test configuration module 1 The configuration of the additional signal generator connection is also done in the advanced test configuration module Note that settings in the connection setup module such as Burst Type Test Mode RF frequency and RF Power are overwritten by the advanced test configuration module as far as required for the tests In these cases the parameter values of the connection setup module are just used for an initial establishment of a Bluetooth connection before the actual test Note also that an attenuation introduced by the splitter cables has to be entered in CMWrun separately for each RF path at 3 locations in case of 2 basic frontends Rohde amp Schwarz 11 Advanced Measurements Tests for Basic Rate and En
13. al level Blocking signal level Frequency resolution frequency 30 MHz to 2000 MHz 67 dBm 30 dBm 10 MHz 2003 MHz to 2399 MHz 67 dBm 35 dBm 3 MHz 2484 MHz to 2997 MHz 67 dBm 35 dBm 3 MHz 3000 MHz to 12 75 GHz 67 dBm 30 dBm 25 MHz Table 3 6 Blocking performance parameters first test run Results 1 1st test run At each interferer frequency 1500 packets are measured The frequencies at which a PER gt 30 8 is obtained are recorded The number of frequencies recorded here must not exceed ten 1 2nd test run At each frequency recorded during the 1st test run 1500 packets are measured at reduced interferer levels of 50 dBm The frequencies at which a PER gt 30 8 is obtained are again recorded The PER limit may be exceeded for a maximum of three frequencies Setup and CMWrun For this test the CMW creates the wanted signal An external generator provides the CW interferer up to 12 75 GHz TP RCV LE CA03 C TP RCV LE CA04C TP RCV LE CADSC Blocking Performance General Setup RF Setup Early exit lai Debug Mode CMW Tx Level dBm 47 Frequency Range Channel Setup Frequency MHz Generator Start Stop Pathloss dBm RX Channel 15 a v 30 to 2000 MHz 30 2000 10 0 V 2003 to 2399MHz 2003 1 2399 1 0 0 2 Packets DH1 V 2484 to 2997 MHz 2484 2997 0 0 First run 1500 gt V 3000 to 12750 MHz 3000 112750 0 0 r Value for Spec Conformance gt 1500 Second run 1500 s Value for Spec Con
14. and CMWrun For this test the CMW creates the wanted signal and the interferer CMW provides the interferer via an ARB file which is transferred to the CMW TP RCV LE CA03 C TP RCV LE CA 04 C TP RCV LE CA 05 C C I and receiver selectivity performance General Setup Frequency Setup Early exit Image frequency MHz 3 Debug Mode RF Setup Channel Setup CMW Tx Level dBm 47 RX Channel 5 Packets 1500 s RX Channel 15 Value for Spec Conformance gt 1500 RX Channel 35 gt Fig 3 20 Configuration Low Energy C I performance TP RCV LE CA 03 C 1MA261 Rohde amp Schwarz 26 Advanced Measurements 1MA261 3 2 2 Tests for Bluetooth Low Energy If Debug Mode is ticked the report shows every measurement If Early Exit is enabled the measurement is exited if more then five spurious frequencies are detected TP RCV LE CA 03 C C I and Receiver Selectivity ii E D El a Rem Mae cel imme First run Channel 5 PER Interferer TX Level 40 0 dBm interferer Frequency 2400 MHz 30 8 0 00000 Passed PER Interferer TX Level 40 0 dBm Interferer Frequency E 30 8 0 00000 Passed PER rere Level 40 0 dBm Interferer Frequency efi 30 8 0 00000 Passed e TX Level 40 0 dBm Interferer Frequency 30 8 0 00000 Passed Snead TX Level 52 0 dBm interferer Frequency pee 30 8 0 00000 Passed relia TX Level 82 0 dBm Interferer Frequency a 30 8 0 00000 Passed Fig 3 21 Report Low Ener
15. ble packet type PRBS9 Spectrum analyzer Center frequency 2441 MHz Span 240 MHz RBW 100 kHz Video BW 100 kHz Peak detector Max Hold Sweep time 1 s per 100 kHz Results 1 test run The frequency with maximum power is determined 2 test run The center frequency is set to the frequency found during the 1st test run Another measurement is performed with zero span with a sweep time of 60 s The transmit power must not exceed 20 dBm 100 mW Setup and CMWrun In case of the advanced FE the coupling is handled internally in the CMW for two basic FE s the internal spectrum analyzer is coupled in via a splitter 1MA261 Rohde amp Schwarz 13 Advanced Measurements 1MA261 Tests for Basic Rate and Enhanced Data Rate TP TRM CA02 TP RCV CAO3C TP RCW CA D4 TP RCW CA O5 TP RCW CA 09 C Power Density General Setup Measurement RF Setup Graph Hopping Enable CMW Tx Level dBm 60 Span MHz 240 JARE Value for Spec Conformance gt 240 Fig 3 3 Configuration Power Density TP TRM CA 02 C Fig 3 4 shows a typical report with graphical output ec a pear oa sa Loopback Test Hopping ON DH5 Statistic Count 1 Power Density Frequency 2427 2MHz 20 00 _ 9 28 dBm Passed bidbbhbbbnpibiisenp Frequency Traces v Marker 1 2427 200 6 510 Power Density Frequency 2427 2MHz S00 S310 3510 SHO 20
16. cteristic of the DUT s receiver A BER measurement is performed with two interferers that cause intermodulation at the DUT s receive frequency The wanted signal is transmitted on a single channel in non hopping mode A CW interferer spaced n MHz and a Bluetooth interferer spaced 2n MHz from the wanted signal are generated coupled in and the BER is determined The measurement is then performed with the interferers at n MHz and 2n MHz The two measurements are repeated on two more wanted channels Fig 3 11 oN 2402 2n n 2441 n 2n BT CW CW BT gt 2480 f in MHz Bluetooth Frequency Range Cho 39 Fig 3 11 Intermodulation performance Ch 78 Rohde amp Schwarz 19 Advanced Measurements Tests for Basic Rate and Enhanced Data Rate The Bluetooth test specification defines the following settings 1 Loopback mode 1 Hopping off RX TX on single channel 1 Three channels 0 39 78 l TX at maximum power DHI PRBS9 Wanted signal level 6 dB above reference level 70 dBm absolute level 64 dBm 1 n 3 4or 5 defined by manufacturer 1 Bluetooth interferer GFSK with PRBS15 spaced 2n MHz from wanted signal level 39 dBm 1 CW interferer spaced n MHz from wanted signal level 39 dBm 1 1 600 000 bits Result 1 A BER of lt 0 1 must be obtained for each of the three channels Setup and CMWrun For this test the CMW creates the wanted signal and the Blue
17. dBm 1 For levels see Table 3 1 1MA261 Rohde amp Schwarz 15 Advanced Measurements Tests for Basic Rate and Enhanced Data Rate C I level settings Interference signal frequency Interferer level C I level Wanted signal abs abs Co channel 71 dBm 11 dB 60 dBm f Rx f Interterence Adjacent channel 60 dBm 0 dB 60 dBm f interference f rx 1 MHZ Adjacent channel 30 dBm 30 dB 60 dBm f interference f rx 2 MHZ Adjacent channel 27 dBm 40 dB 67 dBm f interference f px 3 n MHz Image frequency 58 dBm 9 dB 67 dBm f Interference f Image Adjacent channel to image frequency 47 dBm 20 dB 67 dBm f Interference f Image 1 MHz Table 3 1 C I and receiver selectivity test parameter settings Results 1 For each of the three wanted channels the BER may exceed 0 1 for five interferer frequencies spaced 2 2 MHz from the carrier test specification Spurious 1 For the interferer frequencies max five at which the BER limit is exceeded the BER is measured in a second test run with a C I of 17 dB The BER limit is again 0 1 Setup and CMWrun For this test the CMW creates the wanted signal and the interferer CMWrun provides the interferer via an ARB file which is transferred to the CMW TP TRM CA02 TP RCV CA 03 TP RCV CA 04 C TP RCV CA 05 C TP RCV CA 03 C C I performance General Setup Frequency Setup Loopback Test Ima
18. ee channels 0 19 39 1 Test packets with 37 octet PRBS9 payload I Interferer GFSK modulation index 0 5 with PRBS15 on all Bluetooth channels in consecutive order 1500 packets Wanted input level at EUT 67 dBm For levels see Table 3 5 Rohde amp Schwarz 25 Advanced Measurements Tests for Bluetooth Low Energy C I LE level settings Interference signal frequency Interferer level C I level Wanted signal abs abs Co channel 88 dBm 21 dB 67 dBm f ax f Interterence Adjacent channel 82 dBm 15 dB 67 dBm f interference f rx 1 MHZ Adjacent channel 50 dBm 17 dB 67 dBm f interference f rx 2 MHZ Adjacent channel 40 dBm 27 dB 67 dBm f interference f px 3 n MHz Image frequency 58 dBm 9 dB 67 dBm f Interference f Image Adjacent channel to image frequency 52 dBm 15 dB 67 dBm f Interference f Image 1 MHz Table 3 5 C I and receiver selectivity test parameter settings Results 1 For all measurements the PER shall be better than 30 8 for a minimum of 1500 packets 1 For each of the three wanted channels the PER may exceed 30 8 for five interferer frequencies spaced 2 2 MHz from the carrier and spaced 2 1 MHz from the image frequency 1 For the interferer frequencies max five at which the PER limit is exceeded the PER is measured in a second test run with a relaxed C I of 17 dB The PER limit is again 30 8 Setup
19. eeanset saztecuse ues eereeteseesnensteaeees ste 9 CMW UI oann A eM ee eee 9 BASICS ioii sists cxsasakiduawdeds caetoachdukendte cas aa de ceeded ebduhbed Genes seals duswbede ciedeasuduhandteweasealhdbacdeteds 9 Olea i e U ecto prereerppreeceyy renee ereeeeeey E prererr T EN 9 Advanced Measureme nts ccccccccseseeeeeeeeeeeeeeeeeeeeeeeeceeeeeeeeeeeenees 12 Tests for Basic Rate and Enhanced Data Rate c secccssseeeeeeseeeeeenseeeeeenseeeeeenees 12 TRM CA 02 C Power Density sisone aa aaan ea naia a 12 RCV CA 03 C C I Performance ceccccecsesceceeseeceeeseneeeeeseneeeeeseneeeeeseeeeeseseesaeeeseeeaeens 15 RCV CA 04 C Blocking Performance ccccccececeeeeeceeeeeeeeeeeeaeeeeaeeseaeeeseaeeesaeeeeeees 17 RCV CA O5 C Intermodulation Performance cccccccesssececesseeeeesseeeeeesseeeeeseeaeess 19 RCV CA 09 C EDR C I Performance cccccccccescececseeceeeseneeeeeseneeeeeseeeeeeeseneaeeessenaeens 21 Tests for Bluetooth LOW Energy ccs scccceeseeceeesneeeeeeseeneeenseeeeeenseeeeeeseeneeenseeeeeenees 23 RCV LE CA 03 C C I and Receiver Selectivity Performance ccccseeeeeeeeeeees 25 RCV LE CA 04 C Blocking Performance ccccccceesseceeeeeeeeeeeeeaeeeeeeeseeeeseaeeesaeeennees 27 RCV LE CA 05 C Intermodulation Performance cccccccsecessesceeesseeeeessseeeesssaeens 29 PDP OMI ssssseseneinne onnenn unne anainn meinaan aaaea ainan ainaani 31 Lileralu e rencscesnnae a ru
20. ent Unit Baseband Measurement Generator Baseband Interconnection Board Advanced RF Frontend Module or RF Frontend Module Extra RF Frontend Module RF Converter Module Extra RF Converter Module Signaling Unit Universal SUU Type R amp s CMW500 R amp SCMW270 CMW PS503 CMW500 CMW PS272 CMW270 CMW B100A CMW B110A CMW S550B CMW S590D CMW S590A CMW B590A CMW S570B CMW B570B CMW B200A Order No 1201 0002K50 1201 0002K75 1202 5408 02 1202 9303 02 1202 8607 02 1202 5508 02 1202 4801 03 1202 8707 03 1202 5108 02 1202 8659 03 1202 6104 02 Rohde amp Schwarz 31 Appendix 1MA261 Ordering Information Designation Type Order No Bluetooth Basic Signaling CMW KS600 1208 1004 02 Bluetooth BR EDR Signaling CMW KS610 1207 7650 02 Bluetooth BR EDR TX Measurement CMW KM610 1203 6350 02 Bluetooth Low Energy Signaling CMW KS611 1207 8805 02 Bluetooth Low Energy TX Measurement CMW KM611 1203 9307 02 CMW KM010 1203 5953 02 Spectrum Analyzer CW Generator Step attenuator Designation Type Order No SGMA RF Source SGS100A 1416 0505 02 CW up to 6 GHz SGS B106 1416 2308 02 Frequency extension to 12 75 GHz SGS B112 1416 1553 02 RF and Microwave Signal Generator SMB100A 1406 6000 02 Up to 12 75 GHz with step attenuator SMB B112 1407 2109 02 Up to 20 GHz with step attenuator SMB B120 1407 2209 02 Harmonic Filter
21. er Interferer Absolute level Frequency range 1 run 2nd run 3rd run 30 MHz to 2000 MHz 8 dBm 10 dBm 2000 MHz to 2400 MHz 25 dBm 27 dBm 50 dBm 2500 MHz to 3000 MHz 25 dBm 27 dBm 3000 MHz to 12 75 GHz 8 dBm 10 dBm Table 3 2 Blocking performance Interferer levels Setup and CMWrun For this test the CMW creates the wanted signal An external generator provides the CW interferer up to 12 75 GHz which is coupled via a combiner As the ratio between the level of the wanted signal and the level of the interferer is very large a filter can be used to suppress any harmonics of the signal generator TP TRM CA02 C TP RCV CA 03C TP RCV CAD4 TP RCV CA 05 C TP RCV CA 09 C Blocking Performance General Setup RF Setup Hopping Loopback Test CMW Tx Level dBm 47 ext sed Channel Setup Debug Mode v TX Channel 58 gt RXChannel 58 gt Frequency Range Frequency MHz Generator Packets DH1 Start Stop Pathloss dBm First run 463 V 30 to 1999 MHz 30 1999 10 0 Value for Spec Conformance gt 463 7 2000 to 2400MHz 2000 2400 00 Second run se UE Value for Spec Conformance gt 7408 Vv 7 2l 10 0 t 2500 to 3000 MHz 2500 2999 Third run 7408 z 3000 to 12750 MHz 3000 gt 6000 H 0 0 a Fane Value for Spec Conformance gt 7408 Fig 3 9 Configuration Blocking Performance TP RCV CA 04 C If Debug Mode is ticked the report shows every measurement If Early Exit
22. etiaerticendes 31 Additional Information ssssnsssuunnennnnnennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnmnnn nnmnnn nnana 31 Ordering Informatii sisser cieceten te nteretteceteas cececetseteezconcectes ehencedececezucensetavedoecestees 31 The following abbreviations are used in this application note for Rohde amp Schwarz test equipment The R amp S CMW500 and the R amp S CMW270 are referred to as the CMW The R amp S SGS100A is referred to as the SGS The R amp S SMB100A is referred to as the SMB The R amp S SMF100A is referred to as the SMF Rohde amp Schwarz 2 Introduction 1MA261 Test Setup 1 Introduction The Rohde amp Schwarz testing solution for the Bluetooth RF tests is closely aligned with the Bluetooth RF Test Suite 4 1 1 which comprises sets of transmission TRM and receiver RCV tests Most of the tests can be performed with the equipment under test connected to a single CMW which is remotely controlled via R amp S CMWrun running on an external computer Some of the tests require an additional signal generator or a specially equipped CMW Rohde amp Schwarz calls these tests advanced The group of advanced Bluetooth RF tests consists of the following tests test purposes in terms of the RF Test Suite For the burst types Basic Rate BR and Enhanced Data Rate EDR 1 TRM CA 02 C Power density 1 RCV CA 03 C C I performance 1 RCV CA 04 C Blocking performance 1 RCV CA 05 C
23. etup RX Channel 0 RX Channel 19 RX Channel 39 Fig 3 26 Configuration Low Energy Intermodulation Performance TP RCV LE CA 05 C Channel 2402 PER BT Interferer 2396MHz amp CW Interferer 2399MHz 0 00000 Passed PER BT Interferer 2408MHz amp CW Interferer 2405MHz T 0 00000 Passed Channel 2421 PER BT Interferer 2415MHz amp CW Interferer 2418MHz I 0 00000 Passed PER BT Interferer 2427MHz amp CW Interferer 2424MHz i 1 Passed Channel 2441 PER BT Interferer 2435MHz amp CW Interferer e 2438MHz 1 Passed PER BT Interferer J J Passed Fig 3 27 Report Low Energy Intermodulation Performance 1MA261 Rohde amp Schwarz 30 Appendix 1MA261 4 4 1 4 2 Appendix Literature Literature 1 Bluetooth Test amp Interoperability Working Group 2014 Radio Frequency PHY Test Specification Revision 4 1 1 07 2014 2 2014 Radio Frequency Test Specification Revision 4 1 1 07 2014 3 Rohde amp Schwarz 2012 Bluetooth Low Energy Measurements Using CBTgo Additional Tests Application Note 01 2012 4 2013 Bluetooth Measurements Using CBTgo Additional Tests Application Note 02 2013 Additional Information Please send your comments and suggestions regarding this application note to TM Applications rohde schwarz com 4 3 Ordering Information CMW Hardware Designation Radio Communication Tester Basic Assembly Baseband Measurem
24. formance gt 1500 Fig 3 23 Configuration Low Energy Blocking Performance TP RCV LE CA 04 C If Debug Mode is ticked the report shows every measurement If Early Exit is enabled the measurement is exited if more than ten spurious frequencies are detected 1MA261 Rohde amp Schwarz 28 Advanced Measurements 1MA261 3 2 3 Tests for Bluetooth Low Energy TPIRCV LEICA 04 C Blocking Performance Lower Limit Upper Limi Measured Unit Status First run Interferer Frequency from 30MHz to 2000MHz PER Interferer TX Level 30 dBm Interferer Frequency 30 MHz 30 8 0 00000 Passed PER Interferer TX Level 30 dBm Interferer Frequency 40 MHz 30 8 0 00000 Passed PER Interferer TX Level 30 dBm Interferer Frequency 50 esl 30 8 0 00000 Passed MHz 3 PER Interferer TX Level 30 dBm Interferer Frequency 60 _ 30 8 0 00000 Passed MHz Fig 3 24 Report Low Energy Blocking RCV LE CA 05 C intermodulation Performance This measurement verifies the intermodulation performance of the DUT s receiver A PER measurement is performed using two interferers that cause intermodulation at the DUT s receive frequency The wanted signal is transmitted on a single channel in non hopping mode A CW interferer spaced n MHz and a Bluetooth interferer spaced 2n MHz from the wanted signal are generated coupled in and the PER is determined The measurement is then performed with the interferers at n MHz
25. ge frequency MHz 3 Early ext Debug Mode v RF Setup Channel Setup Hopping TXChanne 3 RX Channel 3 CMW Tx Level dBm 60 TXChanne l 39 RX Channel 39 Packets 20 s TXChannel 75 r RXChannel 75 2 Value for Spec Conformance gt 7408 Fig 3 6 Configuration C I performance TP RCV CA 03 C If Debug Mode is ticked the report shows every measurement If Early Exit is enabled the measurement is exited if more than five spurious frequencies are detected 1MA261 Rohde amp Schwarz 16 Advanced Measurements 1MA261 Tests for Basic Rate and Enhanced Data Rate provean enmon Ra papens o san Loopback Test Hopping OFF DH1 Debug Mode First run Channel 3 BER Interferer TX Level 58 0 dBm Interferer Frequency 2402 MHz BER Interferer TX Level 47 0 dBm interferer Frequency 2403 MHz BER Interferer TX Level 60 0 dBm interferer Frequency 2404 MHz 0 1 0 00000 Passed BER Interferer TX Level 71 0 dBm e Interferer Frequency 2405 MHz 0 1 0 00000 Passed 0 1 0 00000 Passed 0 1 0 00000 Passed Fig 3 7 Report C I performance RCV CA 04 C Blocking Performance This measurement determines the receiver quality of the DUT if a CW interferer is present outside the Bluetooth band The result is obtained by means of a bit error rate BER measurement The wanted signal is transmitted on a single channel in non hopping mode A CW interferer is likewise generated on a si
26. gy C I Performance RCV LE CA 04 C Blocking Performance This measurement determines the receiver quality of the DUT if a continuous wave CW interferer is present outside the Bluetooth band The result is obtained by means of a packet error rate PER measurement The wanted signal is transmitted on a single channel in non hopping mode A CW interferer is likewise generated on a single channel coupled in and the BER is determined In the next step the CW interferer is generated at intervals in consecutive order over a specific frequency range and the PER is determined for each interferer frequency Fig 3 22 Frequency resolution 4 30 2000 2399 2440 2484 3000 12750 fin MHz 2402 2480 Bluetooth Frequency Range Cho 19 Ch 39 Fig 3 22 Blocking performance For one channel the packet error rate in the presence of a CW interferer outside the Bluetooth band is measured The measurement is repeated after shifting the interferer by the frequency resolution The Bluetooth test specification defines the following settings 1 DUT in direct RX mode 1 Hopping off RX on single channel 1 One channel 19 1 Test packets with 37 octet PRBS9 payload Rohde amp Schwarz 27 Advanced Measurements Tests for Bluetooth Low Energy 1 Interferer CW signal for levels and frequency ranges see Table 3 6 1 1500 packets Wanted input level at EUT 67 dBm Blocking level settings Interference signal Wanted sign
27. hanced Data Rate 3 Advanced Measurements 3 1 Tests for Basic Rate and Enhanced Data Rate Fig 3 1 shows a typical testplan for Bluetooth Basic and Enhanced Data Rate BTH_RF_TS_4_1_1_Advanced_2 F Sophisticated Bluetooth RF Conformance Tests 1 Basiclnitializing 2 BTConnect 3 BTMaxPower 4 BTH_RF_TS_4 1_1_Advanced BTDisconnect Fig 3 1 testplan for Bluetooth Low Energy It consists of the basic modules 1 Basiclnitializing 1 BTConnect 1 BTMaxPower and the advanced LE Tests in 1 BT_RF_PHY_TS 4 1 1_ Advanced and is closed by 1 BTDisconnect For Bluetooth the signaling is handled via the RF this connection is done in BTConnect BTMaxPower controls the EUT to transmit at maximum power and BTDisconnect terminates the connection 3 1 1 TRM CA 02 C Power Density This measurement determines the maximum transmit power of the device under test The CBT causes the DUT to send the wanted signal in hopping mode i e on all channels and measures the DUT output power versus a specific frequency range Fig 3 2 1MA261 Rohde amp Schwarz 12 Advanced Measurements Tests for Basic Rate and Enhanced Data Rate gt 2321 2402 2480 2561 f in MHz 2441 Bluetooth Frequency Range Cho 39 Ch 78 Fig 3 2 Power density The Bluetooth test specification defines the following settings Loopback or TX mode Hopping on TX at maximum power Longest possi
28. m v Autoranging RF Frequency 2402MHz 0 TX RX Channel EUT ok cancel Fig 3 18 RF settings in Bluetooth Connection LE Rohde amp Schwarz 24 Advanced Measurements 1MA261 3 2 1 Tests for Bluetooth Low Energy RCV LE CA 03 C C l and Receiver Selectivity Performance This test verifies the receiver performance of the DUT in presence of a Bluetooth co adjacent channel interferer within the Bluetooth band The result is obtained by means of a packet error rate PER measurement The wanted signal is transmitted on a single channel in non hopping mode A Bluetooth interferer is likewise generated on a single channel coupled in and the PER is determined In the next step the Bluetooth interferer is generated on all channels one after the other and the PER is measured for each interferer channel The complete test sequence is repeated twice i e the PER measurement is performed with the wanted signal on three channels in total Fig 3 19 AN 2400 2402 2440 2480 2483 f in MHz i l Bluetooth Frequency Range Cho 19 Ch 39 Fig 3 19 C I performance For the three individual channels the packet error rate in the presence of a Bluetooth interferer inside the Bluetooth band is measured The measurement is repeated after shifting the interferer by 1 MHz The Bluetooth test specification defines the following settings 1 DUT in direct RX mode 1 Hopping off RX on single channel Thr
29. m files from the CMW s general purpose generator The waveform files are provided by CMWrun The RF signals from to the CMW and the RF continuous wave interferer from the signal generator are combined split via a power combiner splitter device up to 12 75 GHz e g Weinschel 1515 1 resistive combiner or e g Minicircuits ZFSC 2 2500 hybrid combiner 1 Both the CMW and the continuous wave signal generator are controlled by CMWrun on an external control computer The spectrum analyzer measurements for the TRM CA 02 C test are carried out by the CMW internal spectrum analyzer 1 For Bluetooth Low Energy tests in direct test mode the Equipment Under Test EUT is controlled via an additional connection between CMW and EUT A filter e g Bluetooth band reject filter suppresses any harmonics of the signal generator Rohde amp Schwarz 4 General Test Setup Fig 2 1 shows which test needs which instruments CW Generator Channel 1 up to 12 75 GHz Interferer Spectrum Analyzer pe o a f e pem f e e m H l eow BJS a E E E Low Energy e ooo a a em faje pomme a ja a needed for the measurement l exactthis one not used sini Fig 2 1 Tests and instruments 1MA261 Rohde amp Schwarz 5 General 1MA261 Test Setup CMW with one Advanced Frontend R amp S CMW S590D R amp S CMWrun a R amp S SGS100A 5 rear panel Filter e R amp S CMW
30. nd sequence as well as the measuring equipment and accessories are identical The two tests differ with respect to the packet type selectable for the wanted signal the interfering signal and the levels The Bluetooth test specification defines the following settings 1MA261 Loopback mode Whitening on Hopping off RX TX on single channel Three channels 3 39 75 TX at maximum power Longest possible packet type for each modulation mode PRBS9 Interferer GFSK with PRBS15 on all BT channels in consecutive order Co channel interferer same modulation as wanted signal 1 600 000 bits Reference level 70 dBm For levels see Table 3 3 and Table 3 4 Rohde amp Schwarz 21 Advanced Measurements Tests for Basic Rate and Enhanced Data Rate EDR C I level settings 1r 4 DQPSK Interference signal frequency Interferer level C I level Wanted signal abs abs ch Cochae 73 dBm 13 dB 60 dBm f RX f Interference Adj it ch aaa 60 dBm 0 dB 60 dBm f Interference f RX 1 MHz Adj h dacent nanng 30 dBm 30 dB 60 dBm f Interference f RX 2 MHz Adj h djacent rae 27 dBm 40 dB 67 dBm f Interference f ax 3 n MHz Image frequency Off 2 MHz 67 dBm 7 dB 60 dBm interference f image _ Off 3 MHz 74 dBm 67 dBm Adjacent channel to image Off 2 MHz 80 dBm 60 dBm frequency 20 dB Off 3 MHz 87 dBm 67 dBm f Interference f Image 1 M
31. ngle channel coupled in and the BER is determined In the next step the CW interferer is generated at intervals of 1 MHz in consecutive order over a specific frequency range and the BER is determined for each interferer frequency Fig 3 8 n gt 12750 fin MHz N a Q oO wo Q 30 2000 2400 2460 I 2402 2480 i Bluetooth Frequency Range Cho 58 Ch 78 Fig 3 8 Blocking performance The Bluetooth test specification defines the following settings Loopback mode 1 Hopping off RX TX on single channel 1 Single wanted channel 58 1 TX at maximum power 1 DHI 1 PRBS9 Wanted signal level 3 dB above reference level 70 dBm absolute level 67 dBm Rohde amp Schwarz 17 Advanced Measurements Tests for Basic Rate and Enhanced Data Rate Interferer CW in 1 MHz steps for levels and frequency ranges see Table 3 2 1 test run At each interferer frequency 100 000 bits are measured The frequencies at which a BER gt 0 1 is obtained are recorded 1 2nd test run At each frequency recorded during the 1st test run 1 600 000 bits are measured at reduced levels The frequencies at which a BER gt 0 1 is obtained are again 3rd test run At each frequency recorded during the 2nd test run max 24 1 600 000 bits are measured at an absolute interference level of 50 dBm The BER limit of 0 1 may be exceeded for a maximum of five frequencies Blocking levels Interfer
32. nterferer signal is routed to connector RF 3 COM or RF 4 COM resp RF 1 COM or RF 2 COM This connection also carries the EUT s RF signals to be measured by the CMW s spectrum analyzer e The RF Out port of the SGS is connected with the splitter e For Bluetooth Low Energy tests in direct test mode the EUT is USB connected with the CMW plus USB to RS232 adapter if required by the EUT Rohde amp Schwarz 7 General 1MA261 Hardware and Software Requirements 2 2 Hardware and Software Requirements 2 2 1 CMW The advanced Bluetooth RF tests are performed on one CMW500 or CMW270 Additionally a signal generator like the SGS100A is required for generating the continuous wave interference signals The following table shows the required CMW hardware configuration in terms of hardware options Different CMW configurations are possible Radio Communication Tester CMW500 or CMW270 1 Basic Assembly up to 3 3 GHz PS503 CMW500 or PS272 CMW270 1 Baseband Measurement Unit B100A 1 Baseband Measurement Generator B110A 1 Baseband Interconnection Board S550B 1 RF Converter Module S570B 1 Extra RF Converter Module B570B Signaling Unit Universal SUU B200A Advanced RF Frontend S590D or 2 Basic RF Frontends S590A B590A Software Options Bluetooth Basic Signaling KS600 Bluetooth BR EDR Signaling KS610 Bluetooth BR EDR TX Measurement KM610 Bluetooth Low Energy Signaling KS611 Blueto
33. oth Low Energy TX Measurement KM611 Spectrum Analyzer KM010 Note An extended frequency range 3 3 GHz to 6 GHz CMW KB036 is not required because there are no measurements in this frequency area CW Generator A few tests require an additional CW signal This is provided via a CW signal generator The following are suitable 1 SGS 1 SMF 1 SMB Rohde amp Schwarz 8 General 1MA261 2 2 2 2 3 2 3 1 2 3 2 CMWrun PC The CMWrun sequencer software requires at least the following computer hardware and software Processor 1300 MHz x86 1 Memory 1 Gbyte minimum 1 HDD space 80 Mbyte minimum Operating system Windows XP 32 bit edition with SP3 or Windows 7 32 bit or 64 bit version Software Microsoft Net Framework 4 0 or higher 1 VISA You need administration rights on the computer to perform the installation CMWrun Basics CMWrun is a ready to use automation software for configuring test sequences by remote control for all supported standards in the CMW family The software engine is based on the execution of test DLLs plug in assemblies This architecture not only allows easy and straightforward configuration of test sequences without knowledge of specific remote programming of the instrument It also provides full flexibility in configuring parameters and limits of the test items provided in the CMWrun package options for the different standards At the end of the test an easy to
34. rator Bluetooth Low Energy Connection for direct test mode 1 The individual tests are configured The following sections provide details for these configuration tasks For more information about configuration please refer to the R amp S CMWrun User Manual SCPI Connections The SCPI connections to the CMW and the additional signal generator are based on the VXI 11 protocol CMWrun addresses the instruments either by IP address or by instrument name and serial number This address information is contained in the Resource Name r TE 2 SCPI Connections X3 Globals A Resource Name TCPIP CMWESSSR SRSNNN inst CMW500 TCPIP 10 121 0 232 inst0 INSTR CMW270 Resource Name Composer CMW280 Alias AMU UPV SGS100A VT x NGMO2 Resource Name SGS100A TCPIP 10 121 2 70 CMW270_2 Timeout ms 10000 Demo Mode Add s gt Test Connection CE nas Fig 2 4 SCPI connection setup Establishing the SCPI connection with the CMW 1 From the CMWrun menu bar select Resources then select SCPI Connections 2 Inthe SCPI Connections window click Add 3 Inthe Resource Name Composer window enter an Alias i e an arbitrary name that you choose to identify the connection 4 Enter the Resource Name Rohde amp Schwarz 10 General 1MA261 2 3 2 2 CMWrun If you know the resource name enter it directly For the CMW you can find the resource names on the CM
35. read test report with limits test results and verdict is generated and available in several formats csv txt xml and pdf as well The option KT057 Wireless connectivity standards WiMAX WLAN Bluetooth for CMWrun remote controls the entire setup for Bluetooth as ready to go solution for testing in line with the specification 1 and 2 It is the right choice for configuring test sequences by remote control and creating complete pass fail test protocols Four pre configured testplans are delivered as examples 1 Bluetooth BR and EDR BTH_PHY_4 1_1_Advanced_FE Advanced BTH_PHY_4 1_1 Advanced_2 FE Basic Bluetooth Low Energy BLE PHY 4 1_ 1 _Advanced_FE Advanced BLE _PHY_4 1_1 Advanced _2 FE Basic Configuration CMWrun controls the CMW as well as the additional signal generator via SCPI commands over LAN connections All configurations are done at CMWrun There is a Rohde amp Schwarz 9 General 1MA261 2 3 2 1 CMWrun test plan for the Bluetooth BR EDR tests and another one for the Bluetooth Low Energy tests The configurations are done separately for both test plans The configurations include the following main steps 1 The SCPI connections between CMWrun and the CMW and the additional signal generator are established 1 The connections with the EUT are configured in test modules This includes CMW FF connection s taking into account the CMW equipment Connection with the additional signal gene
36. tooth interferer An external generator provides the CW interferer The signals are combined by hybrid combiners TP TRM CA02C TP RCV CA03 C TP RCV CA04 C TP RCV CA05 C TP RCV CA09 C intermodulation Performance General Setup Frequency Setup Loopback Test Intermodulation Distance n 3 RF Setup Channe Setup Hopping TXChanne l 0 RX Channel 0 CMW Tx Level dBm 60 a TX Channel 39 RXChannel 39 Packets 7408 gt TX Channel 7 RX Channel 78 Value for Spec Conformance gt 7408 Fig 3 12 Configuration Intermodulation Performance TP RCV CA 05 C Rohde amp Schwarz f gt al a 20 Advanced Measurements Fig 3 13 Report Intermodulation Performance 3 1 5 RCV CA 09 C EDR C I Performance Tests for Basic Rate and Enhanced Data Rate TP RCV CA 05 C Intermodulation Performance Loopback Test Hopping OFF DH1 n 3 Channel 0 BER BT Interferer 2396MHz amp CW interferer 2399MHz BER BT Interferer 2408MHz amp CW Interferer 2405MHz Channel 39 BER BT Interferer 2435MHz amp CW Interferer 2438MHz BER BT Interferer 2447MHz amp CW Interferer 2444MHz Channel 78 BER BT Interferer 2474MHz amp CW Interferer 2477MHz BER BT Interferer L k 2486MHz amp CW Interferer 2483M 0 00075 0 00081 0 00131 0 00125 0 00062 0 00050 The EDR C I Performance test essentially corresponds to the test described under RCV CA 03 C C I Performance The test setup a
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