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Title:StudyandDesignofShort-rangeWirelessNetworkBasedonBluetoothModuleBluetoothEricssonDBA-10HCIHCIHCIHCIUSBPCUSBHCIUSBPCPCHCIUARTPCMEMCISMHCI?Abstract??2001EricssonMotorolaNokiaAlcatelIBMPCIBM597(200253)[3]62102.1621062106210GSM621043.2kbps62106210PCPCCARD2.2MOTOROLABluetoothPCCard1.0bre.1.08DIG8043390LAN2.3HBH-10T28R320R310A618DBAGSMModemPDAPCIBMWatchPad2.4WatchPadWatchPadPCCPUARM7EricssonIBMWatsonLinuxOSLinux8MB8MBDRAMIrDACard/vCalOBEXWAEWAPUDPTCPIPPPPAT-CommandsSDPTCSBINBasebandLMPAudioL2CAPRFCOMMRadioHostControllerInterface3.1HCIL2CAPLMPHCILMHCIHostHCIHostControllerSIGUSBRS232UARTPCRS232HCI3.2HCI3.33.3HCIHCICommandCompletePacketCommandStatusPacketCommandCompleteCommandCompleteCommandCompleteCommandCompleteBluetoothBluetoothBluetooth(3.4b)(3.4c)[7]apiconetbcscatternet3.4abcmasterMaster/slaveslaveBluetoothBluetoothBluetooth(BD_ADDR)[8]BluetoothBluetoothBluetooth/312.5µs28228-1312.5µs3.2kHzBluetooth(CLKN,nativeclock)(CLKE,estimatedclock)(CLK,masterclock)CLKNCLKE()()[9][10]CLKE=CLKN()+CLKN()(3.1)CLKBluetoothCLKCLKNCLKN()+0=CLK(3.2)CLKN()+=CLK(3.3)0CLKCLKNCLKNCLK3.2.13.53.5CLOCKCLKUAP/LAPBD_ADDR/28LAPUAP42379BD_ADDR7964MHz323223163.63.67923/79UAP/LAPCLOCK793.7[11]3.7793.13.1XORZ?ADDZ?4LSB1922?A20Z1Z2Z3Z3.83.8ZZ?PERM53.93.9iP3.23.2iP3.2.2[12]CRCFEC0EEN-_RANDABD_ADDRAclockA26KC3.103.10KCCOFEN_RANDAKCEN_RANDA0E3.113.11LFSRS,16251?L312?L333?L394?LLFSRSLFSR1,…,LFSR43.33.3LFSRS1285itXLFSRS???41iitiXy3.4iy01234??1,004321??????ttttttCXXXXz(3.5)????3,2,1,02,01111?????????????tttttcysss(3.6)??????121101111,?????????ttttttcTcTsccc(3.7)3.7??.1T??.2T??4GF??4GF12??xx?1T2T????44:1GFGFT?xx?(3.8)????44:2GFGFT???xx1???(3.9)??4GF3.43.4??4GF:1T????0101,,xxxx?3.10:2T????01001,,xxxxx??(3.11)LSIRFBBflashmemoryCMOSLSIRFBBCSRCambridgeSiliconRadioBlueCoreCMOSLSIRFBBEricssonROK101008CSREricssonPhilipsMotorolaLG[3]EricssonROK101008EBDKEricssonBluetoothDevelopmentKitHBH-20EricssonBluetoothHeadsetMotorolaPCCardIBMWatchPadROK101008(4.1)4.1ROK101008EricssonROK101008BGA[1]basebandcontroller(flashmemory)radio2.4~2.5GHzISM(IndustrialScientificandMedical)I2CUSBUART/PCM4.24.14.2ROK101008A1PCM_INCMOSInPCMA2PCM_OUTCMOSOutPCMA3PCM_SYNCCMOSIn/OutPCMA4PCM_CLKCMOSIn/OutPCMPCMA5RXDCMOSInputUARTA6RTSCMOSInputUARTB1D+CMOSIn/OutUSBB2D-CMOSIn/OutUSBB3GNDPowerPowerB4WAKE_UPCMOSOutputUSBB5TXDCMOSOutputUARTB6CTSCMOSOutputUARTC1DETACHCMOSInputUSBC2ONPowerInputVCCC3I2C_CLKCMOSOutputI2CC4VCC_IOPowerPower/C5NCC6VCCPowerPowerR1GNDPowerPowerR2GNDPowerPowerR3RESET#CMOSInputR4NCR5NCR6NCT1GNDPowerPowerT2ANTRFIn/Out50T3GNDPowerPowerT4NCPowerPowerT5NCT6I2C_DATACMOSIn/OutI2C4.1ROK1010084.3ROK101008BasebandLMPHCI4.3ROK101008HWFW4.2USBPC4.2.1USBHCI3.1.2HCI(3.2)USB4.4USBUSBUSBHCIUART4.4USBHCI4.5USBHCIUSBRS232UARTPC4.5USBSIGUSBUSBUARTRS232USB4.2.2USBUSB4.6profile[13]4.6USB(1)DTDateTerminal4.74.7(2)4.8USBHUB4.8(3)PCPC(4.9)4.9PC4.2.3PC(4.9)4.10USBhostPCPC4.10VCCONVCC_IO4.11[14]4.10USB4.11Wake_upDetachUSBWake_upDetachUSBUSB5VVCCVCC_IO3.3V4.12DSS306EMINationalLP29856VDC3.3VDCL34.12PCUSB8PCUSBFileTransferProfileSDP3.1L2CAPRFCOMMPPPTCP/IP4.3PCHCIUSBRS232UARTRS232PCRS232RS232UARTHCIUART4.3.1HCIUARTUARTHCIHCIHCIHCIACLHCISCOHCIHCIHCIACLSCO4.134.13HCIUARTHCIHCIHCIHCI4.2HCIHCIHCIHCIHCIHCIUARTHCIHCIHCIHCIHCI0x01HCIACL0x02HCISCO0x03HCI0x044.2HCIHCIUARTRS2324.3RTS/CTSUARTHCIHCIHCICTS1CTS0RTS081RTS/CTS3mS4.3RS2324.3.2PCM[14]64kb/sPCM(A?)CVSDOKI7540LADPCMPCMPCM4.144.44.14PCM4.4PCMPCM8kHzPCM_SYNCPCM200kHz2.048MHzPCM8bit(A?)13-16bit(PCM)PCMPCM_SYNC4.3.3UARTPCMPC4.15UARTPCM4.15UARTPCM4.15UARTVCCVCC_IOON4.114.164.16RS232transceiverUARTRS232LTC13864.17NFM39R4.17RS232OKIMSM7540L4.184.18MSM7540LEBSK4.15USBUSBCODECCODEC4.44.4.1EMC2.4GISMEMC1?GIBZW06-11LiteonSM4004?MurataDSS306BL02dv/dt/di/dt?10100uF100uF?0.01uF410110uF500kHz20MHz1O0.5uA?2I/OI/ONFM39R3???4.4.2MOSICLP2985OKI7540L4.54.5.1ISMISM2.4G2.5Gfc???12cm12.5cm25401000.125cmISM[15]ISMUf(2.5GHz)Lf(2.4Hz)BW%100/)(???CLUfffBW(5.1)5.1Cf(2.45GHz)ISM4%GSM900M1800M7.8%9.9%ISMISM2.4000~2.4835GHz83.5MHz3.4%1mm160MHz5067%5[16]????f1?(5.2)5.2f??4.5.21Friis[17](5.3)24???????dGGPPRTTR??(5.3)5.4RTTRPGGdPPL10101010log10log104log20log????????????????????(5.4)5.4PLdTPTGRPRG?1?RTGGd1m10m100m-40db-60db-80db24.194.19[18]??????reflPantPinP??)(/)(inPreflPVSWR4.20VSWR2:1VSWR2.0VSWR1.5VSWR2.04.20)(/)(inPreflPVSWR34.214.21PIFA-PlanarInvertedFAntenna4.224.22PIFA4.5.3[19]Piconet7PointtoPointPointtoMultipointDipoleAntennaPIFAPlanarInvertedFAntennaCeramicAntenna?SMDSurface-MountedDevicePCBMicrostripLine?PIFA4.23PIFAFPIFAPIFAPCBPIFASMDDielectricConstant4.23PIFA?(1000)LowTemperatureCofired800~900PCBDielectricLossPCBLTCCLTCCLTCC10PDAEricssonDBA-105.11102CDVCDDVD345.2MS51UARTUART/PCMUARTPCM4.15RS232UART5.3EmbeddedSystemI/OI/OEPROMDOSLocatorEXEEPROM(ROM)runtimeStartupCodeROMEPROMI/OARMMS51RFCOMMMS515.1hostcontroller5.15.45.2AudioGatewayAGHeadSetHS5.2[20]5.15.1AGRINGRINGRINGRINGAGinbandringtoneHSAT+CKPDGSMTS07.07AGAGSCOHSConnectionestablishmentRINGSCOlinkestablishmentInbandringtoneRINGInbandringtoneAT+CKPDSCOlinkestablishmentUserinitiatedactionRepeatedAlertingSCOlinkestablishme