12:5 /l35 (+15%
Contents
1. ARM7 TDMI S 1 21 1 Cectrate 1 235 3 AMBA f ARM7tecsiBus wb iAdverces egn perfermance Bus _jintemal SRAM 235 ARG Controller N Deooder 222 236 2 7 to VPB VFB SRAM FLASH K Bridge Divider 225 228 5 244 i LI 4 ENTID Extemal 2 Serial _ i Interrupis Interfaces 0 andi 1 fg S040 225 i a Capture Compare 2usz 558 MOSIU i vit external clock Interfaces 5004 0 amp 1 226 55 n 2 us S228 AD Converters a Dand 1 221 aen ej LI 247 mm RIXCS i 228 a FANI 247 ierit e rene Sie Purpose tO lt Timer i 2 2 9 i LI LI 249 System Control FIG 2 U S Patent Jun 17 2008 Sheet 3 of 6 US 7 389 103 B2 FFFF AHB Peripherals OxFOZO 0000 VPB Peripherais 000 0550 CxCGO 0000 Reserved Address Space 28000 Coco Reserved Address Space 0 4000 3000 054990 32 KB On Chip State RAM LFC 128 _ eer 4000 i Stat 054600 18 kB On Chip Static RAM LPC213 1787 04000 200 8 kB On Chip Static RAM LPC2131 4000 1FFF 0 4000 0000 Reserved Address Space GOOD 0 0007 FRFF amp 4 KB On Chip Non Yolstile Memory 22. SUWI dae 859 J 1195 OSL gt ODIN 9 2SX TALNI pue bel HOSN3S S3ONI3 cL 33009 208 HIM 164 HLOOLSN1g COL 2 ESL Low 1380v3H F savas ISL US 7 389 103 B2 1 TETHERED DIGITAL BUTLER CONSUMER ELECTRONIC DEVICE AND METHOD RELATED APPLICATIONS This application claims the benefit of and priority to U S Provisional Application No 60 709 666 filed Aug 19 2005 by inventor Robert Stepanian entitled TETHERED DIGI TAL BUTLER CONSUMER ELECTRONIC DEVICE AND METHOD This application is related to U S Design Pat Application Nos 29 236 023 29 236 022 and 29 236 022 filed on Aug 10 2005 by inventors Phoebe Ng Robert Stepanian and Allison S Conner entitled NAVIGATION BUTTON ARRAY FOR REMOTE CONTROL HOUS ING CONTROL HOUSING and CON SOLE HOUSING The provisional and related design applications are incorporated by reference BACKGROUND OF THE INVENTION The present invention relates to a tethered digital butler consumer electronics product and method The tethered digital butler of a price and form factor suitable for con sumer electronics markets of developed and developing countries includes a communications and multi media con sole and a wireless remote The remo
3. KEYBOARD CONTROLLER 125 124 2004 0087369 1 5 2004 Tanaka et al 2004 0110563 1 6 2004 Tanaka et al 2004 0176170 1 9 2004 et al 2005 0012723 1 1 2005 Pallakoff 2005 0130744 A1 6 2005 Eck et al 2005 0181877 A1 8 2005 Kuwahara et al 2005 0197187 A1 9 2005 Mitsuyoshi et al Continued FOREIGN PATENT DOCUMENTS JP 2003116074 4 2003 Primary Examiner Olisa Anwah 74 Attorney Agent or Firm Ernest J Beffel Jr Haynes Beffel amp Wolfeld LLP 57 ABSTRACT The present invention relates to a tethered digital butler consumer electronics product and method The tethered digital butler of a price and form factor suitable for con sumer electronics markets of developed and developing countries includes a communications and multi media con sole and a wireless remote The remote may resemble a handheld personal computer HPC a palm held personal computer PPC or PDA ora smart phone but has a low cost and feature set supported by the console that is novel in the consumer electronics market In particular this disclosure relates to combining telephone service device control and optionally a fingerprint reader for easy user identification authorization and personalization As another option a cam era can be incorporated into the remote thereby enabling video conferencing and other visual features The remote may be packaged separately from a console and sold to interac
4. flow control Direct memory access DMA for low overhead UART control Standard Bluetooth HCI interface over UART and USB Support for a range of Bluetooth data rates 57 6 723 Kb sec Support for multiple ACL and HC SCO packet types Park sniff and hold modes Point to point point to multipoint and scatter net Up to 7 slaves and up to 4 Pico nets supported u Law A Law and CVSD transcoders on SCO channel Full 8 to 128 bit encryption The baseband modem includes Demodulator modulator RX TX self calibration burst timing control and transmitter burst spectral shaping FEC encoder decoder data whitening encryption de cryption and cyclic redundancy check Link controller for synchronization frequency hope con trol and receiver transmitter slot timing The external bus interface includes 8 16 bit data bus 23 bit address bus Support for 2 memory banks Each bank supports up to 16 Mbytes flash and SRAM with independent timing control for each bank GPIO can function as additional interrupts 3 dedicated chip selects each with independent timing control 3 indicated interrupt lines The UART includes 16450 register set compatible UART 9600 19 2K 38 4K 57 61K 115 2 230 4K 460 8K and 921 6 Kbs UART baud rates RTS and CTS flow control signals for UART Direct Memory Access DMA for low overhead UART control USB support includes USB version 2 0 compliant interface USB wake
5. The motherboard and or add on board may include two connectors for example a connector from motherboard 613 and a second connector using a PCI add on card 614 The design also may include a serial port for external interface 611A and another serial port for a modem 611B two USB ports 612B support for a USB hub an 802 11g WLAN module 632 preferably interoperable with 802 11b with a sepa rately connected antenna Other console components may include a USB to Bluetooth module 632 with chip antenna a standard PC hard disk drive 623 and DVD drive 624 and an ATX power supply or Mini ITX power module Motherboard support may include a VIA Eden C3 pro cessor at operating at 1 0 1 5 GHz or another rate integrated Castle Rock graphics with MPEG 2 decoder optionally an MPEG 4 decoder for video a memory socket such as al DDR266 SODIMM socket a PCI slot two UltraDMA 66 100 133 connectors SATA connectors can be used a 10 100 Base T Ethernet physical connection PS2 mouse and keyboard ports a parallel port an RJ 45 LAN port a serial port two USB 2 0 ports and a port socket modem module 634 is one component used to connect the motherboard to a POTS telephone system Alternatively modules can interface the motherboard to a cellular or similar telephone system or to a voice over IP VoIP system One suitable module is WMV34 0 TSM 100 from Analog Devices This serial socket modem pro
6. duplex communication Combined SPI master and slave Maximum data bit rate of one eighth of the input clock rate The real time clock RTC 247 is designed to provide a set of counters to measure time when normal or ideal 20 25 30 35 40 45 50 55 60 65 8 operating mode is selected The RTC uses little power making it suitable for battery powered systems where the CPU is not running continuously idle mode The features of RIC are described below Measures the passage of time to maintain a calendar and clock Ultra low power design to support battery powered sys tems Provides seconds minutes hours day month year day of week and the day of year Programmable reference clock divider allows adjustment of the RTC to match various crystal frequencies The 8051 based Philips LPC89LPC931 controller in FIG 4 is suitable for keyboard interface The P89LPC930 931 404 is based on a high performance processor architecture that executes instructions in two to four clocks six times the rate of standard 80C51 devices Many system level func tions have been incorporated into the P89LPC930 931 in order to reduce component count board space and system cost The P89LPC931 has the following enhanced features A high performance ARM processor 80C51 CPU pro vides instruction cycle times of 111 ns to 222 ns for instructions except multiply and divide when execut ing at 18 MHz This is six times the
7. master or slave mode depending on whether the chip has to initiate a data transfer or is only addressed 12 is a multi master bus that can be controlled by more than one bus master con nected to it implemented LPC2132 support bit rate up to 400 kbit s Fast I2C The features of LPC2132 I2C bus is listed below Standard I2C compliant bus interface Easy to configure as master slave or line select master or slave Programming clocks allow versatile rate control Bi directional data transfer between masters and slaves Multi master bus no center master Arbitration between simultaneously transmitting masters without corruption of serial data on the bus Serial clock synchronization allows devices with different bit rates to communicate via one serial bus Serial clock synchronization can be used as a hand shack mechanism to suspend and resume serial transfer The I2C bus may be used for test diagnostics purposes The SPI 245 is a full duplex serial I O interface designed to be able to handle multiple masters and slaves connected to a given bus A single master and a single slave communicate on the interface during a given data transfer During a data transfer the master always sends a byte of data to the slave and the slave always sends a byte of data to the master The features of the SPI controller is listed below Compliant with serial peripheral interface SPI specifi cation Synchronous serial full
8. packaged separately from a console and sold to interact with capabilities of a communications and multi media console from a different source such as one running on a Windows OS X or Linux platform Particular aspects of the present invention are described in the claims speci fication and drawings BRIEF DESCRIPTION OF THE DRAWINGS FIG 1 is a block diagram of the digital butler remote Details of the main processor are depicted in FIG 2 The LPC 2132 memory maps are shown in FIG 3 FIG 4 shows the 8051 based Philips LPC89LPC931 controller FIG 5 shows the ZV4301 to other CPU and peripheral interfaces FIG 6 is a block diagram of the console FIG 7 is an alternative block diagram of the digital butler remote with a CMOS camera module DETAILED DESCRIPTION The following detailed description is made with reference to the figures Preferred embodiments are described to illustrate the present invention not to limit its scope which is defined by the claims Those of ordinary skill in the art will recognize a variety of equivalent variations on the description that follows A tethered digital butler produces a low cost palm held remote with a novel combination of features that are imple mented by logic and resources of the console connected wirelessly to the palm held remote Tethering the palm held device so that it depends on logic and resources of the console runs against the trends and teachings of the con sumer
9. performance of the standard 80C51 running at the same clock frequency A lower clock frequency for the same performance results in power savings and reduced EMI 2 4 V to 3 6 V VDD operating range I O pins 5 V tolerant 8 kB flash code memory with 1 kB sectors and 64 byte page size Byte erase allowing code memory to be used for data storage Flash program operation completes in 2 ms 256 byte RAM data memory Real time clock that can also be used as a system timer Enhanced UART with fractional baud rate generator break detect framing error detection automatic address detection and versatile interrupt capabilities 400 byte wide 12C bus communication port Eight keypad interrupt inputs plus two additional external interrupt inputs Four interrupt priority levels On chip power on reset allows operation without external reset components A reset counter and reset glitch suppres sion circuitry prevent spurious and incomplete resets A software reset function is also available The keypad 8 13 matrix 406 is connected to the GPIO lines of P89LPC931 micro controller 404 The keypad has 8 return lines and 13 scan lines The return lines are connected to the keyboard port of the P89LPC931 micro controller The P89LPC931 is connected to the main pro cessor LPC2132 through the 12C bus to minimize the number of pins on the main processor The custom software is loaded into the flash program memory of the P89LP
10. playback con trol 10 The system of claim 9 wherein the palm held remote further integrates a camera and the logic and resources of the bread box or smaller sized console are further adapted to connect camera data to a video conferencing module 11 A multi media and communications system includ ing a palm held remote and a bread box or smaller sized console in wireless commu nication with the remote wherein the palm held remote integrates at least a speaker microphone and volume control adapted for use as a telephone a display at least capable of showing a telephone number 20 20 a cursor control and trigger adapted to select and control resources of the console a compact keypad including numeric keys usable for telephone dialing the compact keypad further including alphabetic keys usable for web browsing wherein the bread box or smaller sized console integrates at least a media card reader a network port and logic and resources adapted to connect the palm held remote to the telephone network control with the palm held remote retrieval transfer and playback of digital content from the media card reader control channels accessed by a video receiver drive speakers and provide volume control and whereby the palm held remote allows a user of to select among and use the bread box or smaller sized con sole s user authentication and personalization tele phone network connection media card reader fu
11. read back as well as the current state of the port pins The GPIO lines have the following features Direction control of individual bits Separate control of output set and clear All default to inputs after reset The LPC 2132 memory maps shown in FIG 3 incorporate several distinct regions In addition the CPU interrupt vectors may be re mapped to allow them to reside in either Flash memory by default or on chip static RAM The vectored interrupt controller VIC accepts all of the interrupt request inputs and categorizes them as FIQ vec tored IRQ and non vectored IRQ as defined by program mable setting programmable assignment scheme means that priorities of interrupts from the various peripherals can be dynamically assigned and adjusted Fast interrupt request FIQ has the highest priority If more than one request is assigned to FIQ the VIC combines the requests to produce the FIQ signal to the ARM processor fastest possible latency is achieved when only one request is classified as FIQ because then the FIQ service routine can simply start dealing with that device But if more than one request is assigned to the FIQ class the FIQ US 7 389 103 B2 7 services routine can read a word from the VIC that identifies an FIQ source that is requesting an interrupt Vectored IRAs have middle priority Sixteen of the interrupts can be assigned to this category Any of the interrupt requests can be assig
12. relying on the cellular telephone for network connectivity In both instances the telephone fea tures are untethered from and do not depend on availability of a console For developing countries and cost conscious buyers the Treo and media center approaches are over built and too expensive An opportunity arises to provide a low cost integrated consumer electronics system that includes a novel feature set and a cost effective allocation of technical tasks between a remote and a console SUMMARY OF THE INVENTION The present invention relates to a tethered digital butler consumer electronics product and method The tethered digital butler of a price and form factor suitable for con 20 25 30 35 40 45 50 55 60 65 2 sumer electronics markets of developed and developing countries includes a communications and multi media con sole and a wireless remote The remote may resemble a handheld personal computer HPC a palm held personal computer PPC or PDA or a smart phone but has a low cost and feature set supported by the console that is novel in the consumer electronics market In particular this disclosure relates to combining telephone service device control and optionally a fingerprint reader for easy user identification authorization and personalization As another option a cam era can be incorporated into the remote thereby enabling video conferencing and other visual features The remote may be
13. system of claim 1 wherein the palm held remote further integrates a camera and the logic and resources of the bread box or smaller sized console are further adapted to connect camera data to a video conferencing module 9 multi media and communications system including a palm held remote and a bread box or smaller sized console in wireless commu nication with the remote wherein the palm held remote integrates at least a speaker microphone and volume control adapted for use as a telephone a display at least capable of showing a telephone number a cursor control and trigger adapted to select and control resources of the console a compact keypad including numeric keys usable for telephone dialing the compact keypad further including alphabetic keys usable for messaging US 7 389 103 B2 19 wherein the bread box or smaller sized console integrates at least a DVD CD player a network port and logic and resources adapted to connect the palm held remote to the telephone network send and receive messages across a communications network displaying the messages on a monitor or television control channels accessed by a video receiver drive speakers and provide volume control and provide playback control for the DVD CD player whereby the palm held remote allows a user of to select among and use the bread box or smaller sized console s telephone network connection messaging channel control volume control and DVD CD
14. tethered digital butler the DVD CD player is omitted from the console The features of the palm held remote do not much change but the logic and resources required of the console are reduced In fourth embodiment the console is implemented on a PC which may be larger than bread box sized This typi cally would be less desirable as most PCs do not fit a media room decor and are relatively loud due to fans and hard disk rotation As a further aspect of these embodiments the console may be equipped with a non volatile memory sized to time shift playback from the video receiver and its logic and resources are further adapted to provide a menu of upcoming video content schedule recording of the video content and replay the video content Alternatively the non volatile memory may be sized to hold a library of digital music In another aspect of these embodiments the remote may be a key for DRM Either memory on the remote a memory module or an identification reader combined with the remote may serve as the DRM key The identification reader can read a smart card or similar module with memory or can read Chip Name Main processor 100 Keypad controller 122 LCD Display module 133 TrackBall 123 Fingertip sensor 121 Bluetooth SOC 132 ZV4301 Zeevo 20 25 30 35 40 45 50 4 a fingerprint in order to unlock the DRM rights When a user visits a neighbor s console they may take along their hand
15. throughput Tested qualified software stack available Support for very low power modes sleep and deep sleep Audio capability on an SCO channel On chip crystal tuning and power calibration Complete co location and co existence solutions with 802 11 supported through AFH and The CPU and memory support include ARM7TDM1 processor core 12 24 and 48 MHz operation 32 16 bit RISC architecture 32 bit ARM instruction 16 bit Thumb instruction set for increased code density 32 bit ALU and high performance multiplier Extensive debug facilities JTAG 8 K bytes of boot ROM 20 25 30 35 40 45 50 55 60 65 12 64 K bytes of SRAM The radio features include Integrated RF interface connects directly to antenna Integrated power amplifier supports up to 4 dBm output power for class 2 amp 3 operation High sensitive design 86 dBm typically Class 1 operation is supported with an external power amplifier LNA interface IF enhanced direct conversion receiver architecture Integrated TX Rx switch balun and matching network in an LTCC package Low power consumption receiver design Multiplexed RX TX antenna interface Fully integrated PLL synthesizer and loop filter requires external 12 MHZ crystal The baseband and software features include Required and optional Bluetooth 1 2 features faster con nection extended SCO link adaptive frequency hop ping AFH QOS
16. trackball 123 is a minia ture all directional scanning switch developed for mobile remote PDA notebook PC and hand held device applica tions It includes two perpendicular rollers actuated by friction on the ball and two spring contacts which generate by contact closing and opening the electrical pulses and a light tactile effect click at each pulse A switch called Select is integrated in the trackball Optimally two LEDs can be included with the trackball and driven according to the wishes of the user Several tactile effects can be obtained according to the number of tooth integrated in the gear axle the standard resolution is 12 pulses per ball rotation When the Trackball is activated its relative position changes are analyzed in two directions X and Y The two perpendicular rollers are actuated by friction on the ball During their revolution the rollers activate two spring contacts which generate by contact closing and opening the electrical pulses To track the ball movements a simple electronic device tied to the direction contacts converts the vertical and horizontal displacements of the both perpendicular rollers in logical levels of X axis and Y axis displacements Some pull up resistors or respectively pull down resistors are tied to the axis direction contacts while the common contact is tied to the ground or respectively to the power supply potential The change in state interrupts the main LPC2132 proces
17. under Windows OS X or Linux A CMOS camera commercially available for incorporation in camera phones may be suitable for this application This is illustrated in FIG 7 FIG 7 depicts building the digital butler remote board as an XScale processor based solution This remote is built around the Intel XScale micro controller The main proces sor provides interfaces for the Keypad Joystick 320 240 graphics LCD module fingerprint sensor Bluetooth SOC WiFi 802 11b g module audio codec and camera module The audio codec interfaces with a microphone speaker and headphone for voice utilities Alternatively the microphone PCM OUT 20 25 30 35 40 45 50 55 60 65 14 speaker and headphone could interface through the Blue tooth module as described in the context of FIG 1 From FIG 7 the components include the main processor 700 which couples to the Bluetooth module 732 WiFi module 751 and audio codec 741 The audio codec couples to speaker 752 microphone 751 audio jack 753 The main processor also may couple to a fingerprint sensor 721 and a battery pack 712 A battery charger and power management component 724 such as a cradle couples to a DC power input 713 and charges the battery 712 The main processor also may couple to a camera module 750 a display 733 a keypad 711 and joy stick 723 The camera module may for instance be a 3 mega pixel CMOS component The main processor 700 provides
18. vides complete worldwide support n Analog Devices serial socket modem features a solid state DAA that supports international operation with compliance to international telephone standards The modem module can be plugged on the carrier board by means of board to board connectors and will be interfaced to the additional serial port available on the motherboard header The socket modem module is powered by 3 3V DC supply and the interfacing signals are in the 3 3V LVTTL level The socket modem module has the 20 25 30 35 40 45 50 55 60 65 16 connections for a telephone line This connection will be terminated to a RJ11 jack 635 on the carrier board for this purpose The serial port signals in the motherboard are terminated to header COM2 which is in RS232 level A RS232 transceiver interfaces 631 to the modem 634 A standard off the shelf 802 11g WLAN module 632 is available module with USB interface The module can be connected to the USB port available on the motherboard header An external antenna may positioned at the rear panel of the host system for maximum sensitivity Some suitable modules include the Linksys WUSB54GP and NetGear WG111 These modules are interoperable with 802 11 b WLAN module may be an alternative to a Bluetooth module for communications with the remote or can provide a network interface for the console A standard off the shelf Bluetooth module 633 is avail able modu
19. 62132 OTET D50600 6000 Ox0000 9 0000 GGN 12 On Chip Non Volatile Memory tLPC21 38 32 kB On Chip Non Valarile Memory LPC2531 Main Proc Keyboard Ctlr Keyboard Matrix LPC 2132 P89LP931 8 return lines x 13 scan lines Hoy FIG 4 U S Patent Jun 17 2008 Sheet 4 of 6 US 7 389 103 B2 LPC 2132 CPU AT49 BV802A 8Mb Flash 501 1600 UART ZV 4301 Bluetooth SOC 502 MSM 7716 122 5 US 7 389 103 B2 Sheet 5 of 6 Jun 17 2008 U S Patent 9 913 hzo lt 79 saua 4810 i 4 77 19 NYT Sbr 32VJH31NI TVNH31X3 ZSd 19 NPON e 29 yoong asn peog 9 meen vod 85 777 254 r2 waa 229 HM 89 J9V4YJLNI TVNH31X3 gt gt gt Lire 324905 d Md ajn O19 a 779 179 099 2 913 US 7 389 103 B2 Sheet 6 of 6 Jun 17 2008 U S Patent SOVSYALNI MOUS SOTVNY Aor 0189 3OVJH31NI Olds 1 L60V WOd 0825006 1408 aindow YAJAYO i Pi
20. C931 micro controller which scans the keypad and generates ASCII codes and communicates to the main processor through the I2C bus P89LPC931 micro controller is normally kept in power save mode and it will awaken in response to keyboard interrupts after the key press The keyboard port of P89LPC931 has a change on status interrupt feature and hence any key press will gen erate the keyboard interrupt The key bounces are taken care of by the software US 7 389 103 B2 9 The QWERTY keyboard has the Chinese character entry feature and the software transfers the Chinese corresponding ASCII codes to the main processor in Chinese key entry mode The following tables describe interfaces among the CPU 100 keyboard controller 404 and matrix 406 Keyboard Controller to CPU Interface Signal LPC2132 P89LPC93 Remarks Serial I2C Data Serial I2C clock SDA SCL SDA SCL interface interface Keyboard Controller to Matrix Interface P89LPC93 Signal Signal Name key board Remarks K131 0 Keybd input 1 RET LINE 1 Keybd Retum line 1 Keybd input 2 PO 1 RET LINE 2 Keybd Return line 2 K13L2 Keybd input 3 P0 2 RET LINE 3 Keybd Retum line 3 K13L3 Keybd input 4 P0 3 RET LINE 4 Keybd Retum line 4 KBIA Keybd input 5 P0 4 RET LINE 5 Return line 5 K13L5 Keybd input 6 P0 5 RET LINE 6 Keybd Return line 6 K131 6 Keybd input 7 P0 6 RET LINE 7 Keybd Retum line 7 K13L7 Keybd input 8
21. LAN modules identified from Linksys and NetGear use the same driver Once the WLAN hardware is connected to the USB port it is logically connected to the access point using the WLAN control utility A suitable Linux Bluetooth software stack is BlueZ Processing data from the stack involves developing parsing the data received from the remote The communication with the remote is established using the Bluez utilities from the host for remote headset and serial port functionalities Once the application knows the source of the data packet it redirects the data to the appropriate module for the required functionality The software also provides a facility to send the data to the LCD available on the remote side The application developer can use the fingerprint raw data received from the Bluetooth remote and the authentication code libraries provided by the vendor to achieve the match ing operation US 7 389 103 B2 17 The console may support the following functions Bluetooth remote access WLAN enabled for network communication Socket modem module for dial up network connection The following combinations of hardware and software features are within the scope of this disclosure for providing services described Supported by the console one or any combination of the following General Purpose Computer TV Set Top Box w optional personal video recorder PVR Terrestrial Cable Satellite IP Messaging console one or any combo Text SM
22. P0 7 RET LINE 8 Keybd Retum line 8 K130 0 Keybd output 2 0 SCAN LINE 1 Keybd Scan line 1 1 K130 1 Keybd output P2 1 SCAN LINE2 Keybd Scan line 2 2 K130 2 Keybd output P2 2 SCAN LINE 3 Keybd Scan line 3 3 K130 3 Keybd output P2 3 SCAN LINE 4 Keybd Scan line 4 4 KBOA Keybd output P2 4 SCAN LINE 5 Keybd Scan line 5 5 K130 5 Keybd output P2 5 SCAN LINE 6 Keybd Scan line 6 6 K130 6 Keybd output P2 6 SCAN LINE 7 Keybd Scan line 7 7 K130 7 Keybd output 2 7 SCAN LINE 8 Keybd Scan line 8 8 K130 8 Keybd output P1 0 SCAN LINE 9 Keybd Scan line 9 9 K130 9 Keybd output P1 1 SCAN LINE Keybd Scan line 10 0 K130 10 Keybd output P1 4 SCAN LINE Keybd Scan line 11 1 K130 11 Keybd output P1 6 SCAN LINE Keybd Scan line 12 2 K130 12 Keybd output P1 7 SCAN LINE Keybd Scan line 13 3 The LCD display 133 DD12803AAD in one embodi ment is a 128 32 dot matrix LCD module The LCD Module can be easily accessed via parallel micro controller GPIO interface Its features include Transflective display mode and positive type B W mode FSTN LCD Graphic 128 32 dot matrix display format Parallel input data from micro controller 1 33 duty multiplexing ratio 1 16 bias 6 o clock viewing direction Dimension outline 35 W 28 9 H 1 75 D mm Resolution 128 32 dots Active area 29 66 W 8 45 W mm 20 25 30 35 40 45 50 55 60 10 Dots pitch 0 232 W 0 265 H mm Dots size 0 202 W 0 235 H mm The ITT cannon TBWB2A00
23. S Webpages Voice Landline cell IP Video Network Port TV and or Monitor Out Optionally Hard Drive Media Card Reader non volatile memory CD DVD Writable versions possible Wireless network router Supported by the hand held remote one or any combi nation of the following Fingerprint Optional Speaker Mic Vol control Display Cursor Control Thumb board Alphanumeric Applied to the following services Communication including Phone LL Cell IP Internet email and text voice video messenger Entertainment including Multimedia apps including TV PVR DVD Video Photo Music Radio and Games Productivity apps such as a personal information manager PIM contacts calendar editor Some Particular Embodiments The present invention may be practiced as a method or device adapted to practice the method The same method can be viewed from the perspective of a console adapted for use with a remote a remote adapted to control a console or a combination of console and remote While the present invention is disclosed by reference to the preferred embodiments and examples detailed above it is understood that these examples are intended an illus trative rather than in a limiting sense Computer assisted processing 15 implicated in the described embodiments It is contemplated that modifications and combinations will readily occur to those skilled in the art which modifications and combinations will be within the spirit
24. against reverse polarity The power to the digital butler remote comes from an external power supply module The external power supply module will provide power to the remote and for charging the battery The input power is fed through a connector From the 5 volts input the following voltages are derived on the CPU card Processor core voltage The core supply for the processor is generated through a low dropout regulator that can support current up to 1 5 A operating from a 5V input The output 1 8V is fed to the core of the processor PLL voltage The core voltage is the input to the PLL through a ferrite bead which supplies power to clock generation and PLL circuits of the processor Data sheets publicly available for the major IC compo nents include 1 LPC213x Philips User manual Nov 22 2004 2 Zeevo ZV4301 Datasheet Jan 24 2005 3 P89LPC930 931 Data Sheet Rev 05 15 Dec 2004 4 DDG128032A AD Data sheet Rev1 0 Issue date Oct 10 2004 5 ITT Cannon Miniature all direction scanning switch Data sheet Authentec Fingerprint sensor AES 3400 Data sheet MSM7716 OKI Datasheet Version August 1998 8 AT49BV802A Datasheet Document 3405D Flash March 2005 In addition a camera can be incorporated into the remote thereby enabling video conferencing and other visual fea tures The camera is complemented by a glue logic appli cation supplied for or native to a communications and or multi media console such as one running
25. an array of ports for interfacing with these various components While currently available com ponents are generally identified such as by resolution or wireless standard one of skill in the art will recognize that these components will evolve over the 20 year life of a patent Remote Software Software components of the palm held remote include an LCD interface module a keyboard interface module a fingerprint sensor module trackball interface module and a Bluetooth module Other wireless protocols such as IEEE 802 1 x protocols can be substituted for Bluetooth Wireless protocols developed for cordless telephones also might be used Data is transmitted and received over Bluetooth or another wireless connection between the console and the palm held remote in a custom data format In this format a record may have fields including start of packet packet type links data and checksum Different packet types are assigned to keyboard trackball fingerprint and LCD pack ets The start of packet field indicates that the packet starts here For instance 0x7C can be used as a start of packet flag A data field of just two bytes may be sufficient When the checksum contains an XOR of all the data link and packet type fields the checksum field can be used to discard corrupted data packets The LCD connected to the main controller uses the GPIO interface including data and control lines The LCD can be used to display data received over the wi
26. az United States Patent Stepanian US007389103B2 US 7 389 103 B2 Jun 17 2008 10 Patent No 45 Date of Patent 54 TETHERED DIGITAL BUTLER CONSUMER ELECTRONIC DEVICE AND METHOD 76 Inventor Robert Stepanian 4134 Cranford Cir San Jose CA US 95124 Notice Subject to any disclaimer the term of this patent is extended or adjusted under 35 U S C 154 b by 97 days 21 Appl No 11 350 980 22 Filed Feb 8 2006 65 Prior Publication Data US 2007 0042806 Al Feb 22 2007 Related U S Application Data 60 Provisional application No 60 709 666 filed on Aug 19 2005 51 Int Cl 04 1 06 2006 01 52 UISc CL 455 344 713 186 725 11 382 124 58 Field of Classification Search 455 403 455 344 713 186 725 11 6 382 124 379 88 17 102 03 See application file for complete search history 56 References Cited U S PATENT DOCUMENTS 5 546 471 8 1996 Merjanian 382 124 5 650 831 A 7 1997 Farwell 6 710 790 3 2004 Fagioli 6 970 098 B1 11 2005 Adams et al 340 825 69 2002 0002707 Al 1 2002 et al 2002 0045484 Al 4 2002 Eck et al 2002 0059588 1 5 2002 Huber et al 725 35 2002 0073416 1 6 2002 Ramsey Catan 725 6 2002 0092025 1 7 2002 Klumpp 2002 0158812 Al 10 2002 Pallakoff 2003 0228883 Al 12 2003 Kusakari et al 2004 0024638 1 2 2004 Restis 100 2 12 P89LPC831
27. cation The fingerprint sensor is small battery friendly and well suited to Bluetooth communications These sensors auto matically generate interrupts and reduce system overhead needed for finger detection Features of the fingerprint component in one embodi ment include TruePrint technology for ability to acquire ATA Compact industry standard 100 Pin LQFP Package High definition 128x128 TruePrint technology based pixel array 500 pixels per inch ppi US 7 389 103 B2 11 Extended Range 2 7V to 3 6V single power supply 0 C to 470 C operating temperature range Easy to integrate USB 2 0 full speed synchronous amp asynchronous serial amp 8 bit parallel system interfaces 6 or 12 MHz operation with crystal or supplied clock input USB selective suspend support Ultra hard surface coating 1 million rubs w o degradation Highly scratch resistant 61000 4 2 level 3 ESD capability 8 KV Built in low power finger detection w system interrupt capability Low power operation 6 mW imaging event The interface of these fingertip sensors is pin selectable choices The SPI interface finger chip sensor is selected so that the finger tip sensor is connected to the SPI port 245 of the main processor The Zeevo ZV4301 in FIG 5 used in one embodiment is a Bluetooth SOC adapted to provide a high bandwidth CPU system to add wireless connectivity to their product The ZV 4301 502 incorporates the industry sta
28. cillator with an operating range of 1 MHz to 30 MHz Power saving modes include idle and Power down Individual enable disable of peripheral functions as well as peripheral clock scaling down for additional power optimization Processor wake up from Power down mode via external interrupt 224 Single power supply chip with POR and BOD circuits CPU operating voltage range of 3 0 V to 36 V 33 V 10 with 5 V tolerant I O pads The LPC 2132 s 64 KB of flash memory 223 may be used for both code and data storage Programming of the flash memory may be accomplished in several ways It may be programmed in the system via the serial port 245 The application program may also erase and or program the flash while the application is running allowing flexibility for data storage field firm grade upgrades etc While the on chip boot loader is used 64 KB flash memory is available for user code The LPC2132 flash memory provides a minimum of 100 000 erase write cycles and 20 years of data retention On chip static RAM 213 may be used for code and or data storage The SRAM may be accessed as 8 bits 16 bits or 32 bits wide General purpose parallel I O is supported by device pins that are connected to a specific peripheral function are controlled by the GPIO registers Pins may be dynamically configured as inputs or outputs Separate reg isters allow setting or clearing any number of outputs simultaneously The value of the output register may be
29. e users of the palm held remote and personalize their telephone network connection and their Internet browsing based on fingerprints received from the palm held remote connect telephone features of the palm held remote to the telephone network respond to Internet browsing commands from the palm held remote and display web pages on a monitor or television control channels accessed by a video receiver drive speakers and provide volume control provide playback control for the DVD CD player and access and playback digitally stored music In a second embodiment of the tethered digital butler the palm held remote has fewer components the console sup ports fewer features thus the combination will be less expensive and more attractive in many markets Remote components then include a speaker microphone and volume control adapted for use as a telephone a display at least capable of showing a telephone number a cursor control and trigger adapted to select and control resources of the con sole and a compact keypad including numeric keys usable for telephone dialing The fingerprint reader is not included nor is the alphabetic keypad The logic and resources of the console are reduced accordingly Logic and resources of the console need not authenticate and personalize based on fingerprints or access and playback digitally stored music Internet browsing may be limited or may be supported by an on screen keyboard In a third embodiment of the
30. e uses sampling techniques to read the ball movement and click button states The outputs ofthe trackball are connected to general purpose I O channels The modules sense the state of the general purpose I O s at a predetermined frequency such as 1 kHz Bluetooth wireless interface module may be based on Zeevo ZV4301 Bluetooth SOC with headset and serial port profile SPP firmware This module is coupled to the main controller through a UART The module is adapted to convey wirelessly a mix of keyboard data trackball data fingerprint sensor data for authentication and data to be displayed on the remote module s display Console Hardware Introduction The core component of the console or host system may be a standard mini ITX mother board with ports to add periph erals A USB Bluetooth module and USB WLAN module may be connected to the motherboard through USB ports A display is connected through VGA connector and the socket modem with RJ11 connector is connected through serial port 2 The remaining ports can be used for external interface The wireless remote communicates over Bluetooth with the USB Bluetooth module Features FIG 6 is a block diagram of the console 606 The host console of the system may be built on a standard Mini ITX motherboard and an additional add on board to support the features like WAP Bluetooth and a MODEM for PSTN and a PCI VGA Card A standard Mini ITX is available in a 17 17 form factor
31. ead box or smaller sized console s user authentication and personalization telephone network con nection Internet browsing channel control volume control DVD CD playback control and digitally stored music access and playback 2 The system of claim 1 wherein the bread box or smaller sized console further include non volatile storage sized to hold a library of digitally stored music 3 The system of claim 1 wherein the logic and resources are further adapted to connect the palm held remote to a messaging service and to alert the user to incoming mes sages while the monitor or television is being used to watch TV 4 The method of claim 3 wherein the console is associ ated with one or more telephone numbers and the messaging service is short message service SMS 5 The method of claim 3 wherein the console is associ ated with one or more telephone numbers and the messaging service is a cellular telephone messaging protocol 6 The system of claim 1 wherein the logic and resources are further adapted to provide answering machine services and to allow a user to select answering machine features 7 The system of claim 1 wherein the bread box or smaller sized console further includes non volatile storage sized to time shift playback from the video receiver and its logic and resources are further adapted to provide a menu of upcoming video content schedule recording of the video content and replay the video content 8 The
32. electronics industry and particularly against the trend toward more powerful smartphones Various novel combinations of features are emphasized in this application One will recognize that the features dis cussed can be combined in many ways while remaining faithful to the tethered digital butler concept In a first embodiment of the tethered digital butler the palm held remote allows a user to select among and use logic and resources of a bread box or smaller sized console to authen ticate users from a fingerprint reader on the remote to personalize the user s telephone and internet browsing expe riences to connect the user to a telephone network consis tent with the user s authentication and to control multi media features such as channel control volume control DVD CD playback control and digitally stored music access and playback In this embodiment the palm held remote integrates at least a fingerprint reader a speaker microphone and volume control adapted for use as a tele phone a display at least capable of showing a telephone number a cursor control and trigger adapted to select and control resources of the console a compact keypad includ US 7 389 103 B2 3 ing numeric keys usable for telephone dialing the compact keypad further including alphabetic keys usable for web browsing The bread box or smaller sized console integrates at least a DVD CD player a network port and logic and resources adapted to authenticat
33. eless technology used for communica tions and remote control applications Features The digital butler remote board is an processor based solution This remote is built around the Philips LPC2132 ARM controller The main processor provides interfaces for the Keypad Trackball 128 32 graphics LCD module finger print sensor and Bluetooth SOC The Bluetooth SOC and Zeevo ZV4301 interface with a microphone speaker and headphone for voice utilities The system may use a Philips 89LPC931 controller for the keypad interface through a 12C Bus An alternative hardware configuration is illustrated in FIG 7 FIG 1 is a block diagram of the digital butler remote Embodiment Details Chip number Description LPC2132 Philips Main CPU 60 MHz 64 Kb flash 16 Kb SRAM 8051 MCU compatible with 8 KB flash 12 interface 128 32 graphics parallel serial LCD Module Miniature all directional scanning switch Fingertip sensor with SPI interfaces Bluetooth SOC with UART interface 89LPC931 Philips DDG128032AAD DDTL TBWB2A00 ITT cannon AES3400 Authentech US 7 389 103 B2 continued Embodiment Details Chip Name Chip number Description Flash Memory 131 Codec IC 141 Power Supply 113 AT49BV802A Atmel MSM7716 OKI LTC 3440EDD Linear Technology Single rail codec Additional details of the main processor are depicted in FIG 2 The LPC2132 100 is based on a 32 16 bit ARM7TDM1 S CPU 232 w
34. held remote and the associated digital rights for use on the neighbor s console The console may be equipped with a remote locator control button that causes the remote to emit a tone which makes it easier to locate form factor of a palm held remote should be easily recognized The form factor of a bread box or smaller sized console can be judged by volume A smallish consumer electronics component uses an enclosure from which connectors and feet protrude that is 12 by 15 by 3 inches and has a volume of 540 cubic inches This is an approximately bread box sized enclosure although the shape differs from a loaf of bread The fifth embodiment adapted to compliment media center products is a palm held remote and a glue logic application that enables the media center to utilize the special purpose controls of the remote The remote may be adapted to invoke a glue logic application supplied for or native to a communications and or multi media console such as one running under Windows OS X or Linux In any of these embodiments a camera module can be incorporated into the remote thereby enabling video con ferencing and other visual features The camera is comple mented by a glue logic application supplied for or native to a communications and or multi media console such as one running under Windows OS X or Linux Remote Hardware Introduction The digital butler remote is a gadget based on the Blue tooth or another wir
35. igh speed 60 MHz operation In System In Application Programming ISP IAP via on chip boot loader software Single Flash sector or full chip erase in 400 ms and programming of 256 bytes in 1 Ms Embedded Trace interfaces 231 offer real time debugging with the on chip real monitor software and high speed tracing of instruction execution One 8 channel 10 bit A D converters 226 provides a total of up to 16 analog inputs with conversion times as low as 244 us per channel Single 10 bit D A converter 227 provides variable ana log output Two 32 bit timers counters with four capture and four compare channels each 225 PWM unit six outputs 225 and watchdog 248 Real time clock 247 equipped with independent power and clock supply permitting extremely low power consumption in power save modes Multiple serial interfaces including two UART 16C550 246 two Fast I2C bus 400 Kb s 244 SPI and SSP 245 with buffering and variable data length capabilities Vectored interrupt controller 253 with configurable pri orities and vector addresses Up to 47 5 V tolerant general purpose I O pins 228 in tiny LQFP64 package 25 35 40 45 50 55 65 Bluetooth SOC Flash 8 Mb Micro power synchronous 600 ma Buck Boost Dc DC converter Up to nine edge or level sensitive external interrupt pins 224 available 60 MHz maximum CPU clock available from program mable on chip PLL 241 On chip crystal os
36. ith real time emulation and embedded trace support together with 64 Kbytes KB of embedded high speed flash memory 223 A 128 bit wide memory interface 211 212 222 and accelerator architec ture enable 32 bit code execution at maximum clock rate For critical code size applications an alternate 16 bit thumb mode reduces code by more then 30 with minimal performance penalty Due to their tiny size and low power consumption these micro controllers are typically used for miniaturized applications such as hand held equipment Most peripheral pins can also be remapped as General Purpose I O pins The system includes on chip SRAM of 16 KB 213 and is well suited for communication gateways and protocol converters soft modems voice recognition and low end managing providing both large buffer size and high processing power Various 32 bit timers 247 248 10 bit 8 channel ADC s 226 10 bit DAC 227 PWM channels 225 and 47 GPIO lines 228 with up to nine edge or level sensitive external interrupt pins make these microcontrol lers particularly suitable for industrial control and hand held systems The integrated ARM microprocessor operates at 60 MHz and in one embodiment supports the following features 16 32 bit ARM7TDM1 S microcontroller 232 in a tiny LQFP64 package 8 16 32 KB of on chip static RAM 213 and 64 512 KB of on chip Flash program memory 223 A 128 bit wide interface accelerator 211 212 222 enables h
37. le with USB interface The module may be connected to the USB port available on the motherboard header The module will be connected to the host system by the USB port available on the motherboard header The modules built around CSR chipset may be suitable The power supply used may be a standard mini ITX power supply standard 12 volts DC power module also can be used for this purpose The power supply board includes DC DC converters to provide output voltages of 12 12V 3 3 and 5V DC similar to an ATX power supply These power supply tapping is used in the carrier board to supply power to the add on modules such as socket modem WLAN and Bluetooth modules Console software Introduction A Linux core runs on the VIA Eden processor The module drivers loaded on the OS core takes control the peripheral devices A dedicated software application running parses data received wirelessly such as over Bluetooth It also redirects the data to corresponding modules Modules The modem connected with the host system motherboard is used to make the dial up connections This makes the socket modem module as a portable one On the console or host system processor side the serial driver initializes and configures the serial port baud rate equal to the modem baud rate An appropriate modem driver is loaded to manipulate the connected socket modem A WLAN module is a port of the Linux WLAN driver adapted to the host board The USB W
38. nc tions channel control and volume control 12 The system of claim 11 wherein the palm held remote further integrates a camera and the logic and resources ofthe bread box or smaller sized console are further adapted to connect camera data to a video conferencing module
39. ndard 32 bit ARMT7TDMI CPU core with high bandwidth processing capability sufficient to support a wide range of embedded applications The ZV4301 operates from 25 C to 85 C and comes in a lead free version The ZV4301 is implemented in a 0 18 micro meter CMOS process and includes the inte gration of all RF components and digital circuitry The only external components needed are an antenna crystal refer ence resister decoupling capacitors and flash memory The ZV4301 is designed for low power applications including sleep and deep sleep modes and operates from a single 3 3V supply The ZV4301 is manufactured in a 8 6x8 6x1 65 mm LTCC BGA package with 100 balls The ZV4301 is supplied with a link library for a complete lower layer protocol stack and source code to the blueOS operating system target manager and link manager API Upper layers are supported through the Zeevo partner pro gram with firmware Bluetooth protocol stack software and Bluetooth profiles available from Zeevo s extensive partner list The Zeevo4301 typical application supports AV equip ment smart phones personal digital assistants printers cellular peripherals access points and industry controls Features include Bluetooth 1 2 compliant High bandwidth 7 processor subsystem 12 24 and 48 MHz CPU clocks selectable on chip PLL from single 12 MHz input Highly integrated low cost solution Radio link control and CPU are integrated High
40. ned to any of the 16 vectored IRQ slots among which slot 0 has the highest priority and slot 15 has the lowest Non vectored IRQ s have the lowest priority The VIC combines the requests from all the vectored and non vectored IRAs to produce the IRQ signal to the ARM processor The IRQ service routine can start by reading the register from the VIC and jumping there If any of the vectored IRAs are requested the VIC provides the address of the highest priority requesting IRAs service routine otherwise it provides the address of a default routine that is shared by all the non vectored IRAs The default routine can read another VIC register to see what IRAs are active The LPC 2132 contains two UARTs 246 One UART provides a full modem control handshake interface the other provides only transmit and receive data lines The features of UART is listed below 16 byte receive and transmit FIFO s Register locations conform to 550 industry standard Receiver FIFO trigger points at 1 4 8 and 14 bytes Built in baud rate generator Standard modem interface signals included on UART 1 2 244 is a bi directional bus for inter IC control using only two wires a serial clock line SCL and a serial data line SDA Each device is recognized by a unique address and can operate as either a receiver only device or a transmitter with the capability both to receive and send information Transmitters and or receivers can operate in either
41. of the invention and the scope of the following claims I claim 1 A multi media and communications system including a palm held remote and a bread box or smaller sized console in wireless commu nication with the remote wherein the palm held remote integrates at least a fingerprint reader a speaker microphone and volume control adapted for use as a telephone a display at least capable of showing a telephone number a cursor control and trigger adapted to select and control resources of the console 20 25 30 35 40 45 50 60 65 18 a compact keypad including numeric keys usable for telephone dialing the compact keypad further including alphabetic keys usable for web browsing wherein the bread box or smaller sized console integrates at least a DVD CD player a network port and logic and resources adapted to authenticate users of the palm held remote and person alize their telephone network connection and their Internet browsing based on fingerprints received from the palm held remote connect the palm held remote to the telephone network connect the palm held remote to the Internet and dis play web pages on a monitor or television control channels accessed by a video receiver drive speakers and provide volume control provide playback control for the DVD CD player and access and playback digitally stored music whereby the palm held remote allows a user of to select among and use the br
42. reless link Another custom designed packet format may be used for LCD data This format includes eight fields start of packet packet type link mode exposition why position data and check sum The mode field indicates the mode in which the data is to be displayed This module operates in two modes a so called font mode and a byte mode In a phone mode the given string is displayed on the LCD display in the pre defined font shape and size In the byte mode the given date is displayed as raw data which allows the user to design their own shapes X and Y position coordinates indicate the row and column position on the LCD The keyboard module of the remote is implemented using an 8051 The key press data is sent to the main microcon troller through an I2C interface for further processing The keyboard is a matrix keyboard including 13 scan lines and eight return lines key press causes the 8051 to generate make and break codes along with key press values This data is given to the main micro controller which operates in an interrupt mode Here the 8051 acts as a master and the LPC2132 acts as a slave Fingerprint sensor software uses SPI code on the main controller The fingerprint data will be sent in a particular packet format over the wireless link to be processed on the host side Authentec provides a useable appropriate library of routines for fingerprint authentication US 7 389 103 B2 15 The trackball interface modul
43. sor 100 The output pulse frequency is directly proportional to the moving speed and the direction The pulse frequency is processed by the main processor LPC2132 and the corresponding PS2 data sent to the host system The AuthenTec EntrePad AES3400 AuthenTec s 3rd generation low power small form factor fingerprint identi fication sensor IC 121 This product combines silicon based image capture with a proprietary sensor control and matching algorithms to deliver ability to acquire ATA fingerprint images and authentication AuthenTec s Entre Pad AES3400 utilizes TruePrint Technology allowing the sensor to look past the easily obscured outer surface of the skin to the living layer below where the unique ridge and valley patterns of the fingerprint originate Trueprint is AuthenTec s unique patented imaging technology During imaging a small near field signal is generated between the IC and the finger s living tissue layer 16 384 individual elements in the sensor matrix form a planar antenna array that receives this signal creating a digital pattern that accurately reproduces the fingerprint s underlying structure A powerful utility within TruePrint is Dynamic Optimiza tion This tool analyzes each image controlling up to 15 sensor parameters to optimize the fingerprint image regard less of unusual skin conditions or surface contamination The TruePrint high quality fingerprint imaging technology enables reliable authenti
44. t with capabilities of a communications and multi media console from a different source such as one running on a Windows OS X or Linux platform 12 Claims 6 Drawing Sheets US 7 389 103 B2 Page 2 U S PATENT DOCUMENTS 2006 0106963 1 5 2006 Sasaki et al 2006 0107281 1 5 2006 Dunton 725 11 2005 0282634 Al 12 2005 Yamada et al 2006 0271791 Al 11 2006 Novack et 713 186 2005 0282639 Al 12 2005 Tanaka et al 2006 0282572 1 12 2006 Steinberg et al 710 62 2006 0040638 1 2 2006 McQuaide 455 403 2006 0079329 Al 4 2006 Yamada et al cited by examiner US 7 389 103 B2 Sheet 1 of 6 Jun 17 2008 U S Patent Old wd ES Od bos Cal a gt i LO VAZ OA33Z H a EN iA onanerar ma yawe i DIN f i 151 m us eld quis 001 gt LSOOMMONG 1 43385 eti H3 TIOHINOO QHVOS8A33 MOSN3S rA z 62471684 d AYBLLVE FAI p lt WN IN Aoc f A lddfis 2 WOW 0 5 212 215 Patent Jun 17 2008 Sheet 2 of 6 US 7 389 103 B2 235 2 Fari hE 232 Test Uekug
45. te may resemble a handheld personal computer HPC a palm held personal computer PPC or PDA or a smart phone but has a low cost and feature set supported by the console that is novel in the consumer electronics market In particular this disclosure relates to combining telephone service device control and optionally a fingerprint reader for easy user identification authorization and personalization The remote may be pack aged separately from a console and sold to interact with capabilities of a communications and multi media console from a different source such as one running on a Windows OS X or Linux platform Convergence of digital devices is not unbounded because it is guided by market realities Many concepts are floated as trial balloons that burst never to see an enabling develop ment effort or a reduction to practice Some convergence trends are strong and noteworthy Cellular smartphones or business phones such as Treo or Blackberry products are becoming powerful and supplanting separate PDAs These smartphones go with the user across a cellular network and even overseas They are untethered packing many features into a small form factor not requiring a console Another trend is to repackage a PC as media center complete with a wireless keyboard Recent announcements suggest interfac ing a Microsoft media center with a Bluetooth equipped cellular telephone to use the sound reproduction of a TV as a sort of speaker phone
46. up and detach sideband signals supported Direct Memory Access DMA for low overhead USB control The general purpose I O features Sixteen individually programmable general purpose I O Configurable for UART wake up hand shaking Base band and CPU activity indication USB UART mode select Each GPIO can be used as interrupt US 7 389 103 B2 13 The pulse code modulator support includes PCM interface for audio applications PCM PCM and PCM SYNC Linear u Law and A Law codes supported Interface to MSM 7732 01 and 7716 codec Direct Memory Access DMA for low overhead PCM control 12 MHZ crystal serves as the primary clock crystal FIG 5 shows the ZV4301 to other CPU and peripheral interfaces The ZV4301 is interfaced with the main proces sor LPC2132 100 through the UART port The 8 Mb Flash memory AT49BV802A 501 is interfaced with ZV4301 through the external bus interface The single rail linear codec 141 is interfaced with the ZV4301 through the PCM interface Debugging of the remote is supported by JTAG header and BDM header is used in the board for the debugging purposes This section gives the details of the JTAG header and BDM header The processor complies with the IEEE 1149 1A JTAG testing standard The JTAG test pins are multiplexed with background debug pins The system is fed with 5 volts input power The input power is passed through a diode to provide the protection
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