智能手机硬件风险

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™HH™™2010-09-212012-2-32™™(featurephone)(smartphone)™(featurephone)2012-2-33marvell920PXA9202012-2-34TextTextText¾¾2G/3GRF¾2G/3G2G/3G¾DigitalBaseBand¾marvellPXA920¾+modemAPMMImodem2G/3G¾PMU¾PMUmarvell88P860788P8606PMIC2012-2-35¾Memory¾4G(NANDFLASH)+4G(DDRLPSDRAM)¾¾WIFI/BT/FMCMMBGPSGPS¾¾3DG-sensorCOMPASSP&LsensorT-FLASH¾¾LCDCAMERA¾¾USB2012-2-36Text¾¾TD-SCDMA¾¾EMIESDIDID2012-2-37¾ID3DmemoryRAMRAMsleepoffdeepsleep2012-2-381.¾¾PCB¾1.¾APGHzGHz¾1APGPIOGPIOAP6GPIOsleep2012-2-391.¾2)APAPcore¾3pinlayoutEMI2012-2-310¾APGHzpcblayout3D3D¾40402SIPISIPIEMI02011.2012-2-3112.¾2.¾P=CV2fAPGHzAPPMICDC/DCLDODC/DCLDODC/DCLDODC/DCPWMPFMPMICDC/DC3.2MHzEMIpcblayout¾2012-2-3123.DDRMemory¾3.DDRMemory¾DDRSDRAM200MHz32bitDDRSDRAMpcblayoutDDRSDRAM¾DDRAPmemory¾DDRSIPISIPI¾SIPIEMI0201¾4TD358DDRSIPISSNSSO2012-2-3133.DDRMemory2012-2-3143.DDRMemory0.1uF(GRM155R61A104KA01)2012-2-3153.DDRMemory0.1uF(GRM155R61A104KA01)2012-2-3163.DDRMemory0.1uF(GRM155R61A104KA01)+2.2uF2012-2-3173.DDRMemory¾¾32bitDDRSSNSSO16bitDDR32bitDDRpcblayoutSIPI¾3EMImemoryEMIEMIGSMCMMBEMI2012-2-3184.AUDIO¾4.AUDIO¾audioaudioPMUaudio¾1pcblayoutEMI¾2TDDNoisereceiverlayout2G/3GTDDNoiseissue2012-2-3194.AUDIO¾3receiverreceiverTDDnoisereceiver¾4)receiverspeaker2012-2-3205.¾5.¾WiFi/BT/FMCMMBGPS4ID¾1¾2¾32G/3GCMMB2012-2-3215.6.GSM/GPRS/TD-SCDMA¾4)GPS-160dBmGPSGPSCMMBWIFI2G/3G¾5)SAR¾6.GSM/GPRS/TD-SCDMA¾EMI900MHzGSMGSM900pcblayout2012-2-3227.GPS8.CMMB9.WIFI/BT/FM¾¾¾¾¾¾2012-2-32310.LCDGSM/GPRS¾¾¾2012-2-32410.LCDGSM/GPRS¾2012-2-32511.CAMERA¾11.CAMERA¾cameracameracameracameraSIPIcameracameracameraEMIGSMSIPIEMCcameraMIPI2012-2-32612.EMIESD¾12.EMIESD¾1982HMSEXOCT“”¾“”EMIDTMF2012-2-32712.EMIESD¾EMI2EMIESD¾EMIESDEMIlayoutEMI¾pcb102012-2-32812.EMIESD¾speakerspeakerEMIESDspeakerEMIESDspeakerTDDnoiseEMIESD“”“““”¾EMIESD2012-2-32913.PCBlayout14.¾13.PCBlayout¾PcblayoutEMIESDSIPIRFpcblayout¾14.¾GSM/GPRS/TD-SCDMARFlayoutEVMACLR¾PXA920EDGEpolarEDGElinerEDGE2012-2-33015.¾15.¾datasheetDC/DCEMI¾16.¾2012-2-331™™2012-2-332

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