罗德施瓦茨WCDMA5

UMTSIntroductionto3GPPWCDMACodescenariosandFDDchannelstructure Dipl Ing TU HeinzMelleinR S TRAININGCENTER 2002www rohde Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA DownlinkCodeScenario Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA UplinkCodeScenario Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA UTRATransmitter G2 G1 Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA Downlinkspreadingcodetree Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA QPSKModulationDownlink Serial Parallel scrambledsequencewithuserandsignallingdata RRCFilter 11010100 oddBits 1000 cos t RRCFilter evenBits 1110 sin t s t Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA UETransmitter CHANNELISATION Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA UEspreadingcodetree Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA 2xBPSKModulationUplink Scrambling Data BPSKModulationofIbranch RRCFilter 1000 cos t RRCFilter sin t s t 1110 Signalling BPSKModulationofQbranch Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA 3GPPFDDairinterfacechannelstructure FrequencychannelsandradioframesLogicalchannelsTransportchannelsPhysicalchannelsSelectionofimportantchannels Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA FDDFrequencyallocationRegion1 e g Europa Frequencychannel5MHzChannelraster200kHzNumberingscheme UARFCN1 Nuplink 5 Fu 1920MHz Fu 1980MHzie 9612 Nuplink 9888Ndownlink 5 Fd 2110MHz Fd 2170MHzie 10562 Ndownlink 10838Duplexdistance190MHz1 UARFCN UMTSAbsoluteRadioFrequencyChannelNumber Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA FDDFrequencyallocationRegion2 Frequencychannel5MHzChannelraster200kHzNumbering UARFCN1 Nuplink 5 Fu 1850MHz Fu 1910MHzie 9262 Nuplink 9538Ndownlink 5 Fd 1930MHz Fd 1990MHzie 9662 Ndownlink 9938Duplexdistance80MHz1 UARFCN UMTSAbsoluteRadioFrequencyChannelNumber Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA Radioframesandtimeslots Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA Lowerlayers PHYSICALLAYER MediumAccessControlMAC Transportchannels Howtotransmit Logicalchannels Whattobetransmitted PhysicalchannelsCode Frequency etc RadioRessourceControlRRC Control Measurements ServiceAccessPointSAP Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA Logicalchannels ControlChannelCCH Signallingdata BroadcastControlChannelBCCH PagingControlChannelPCCH DedicatedControlChannelDCCH CommonControlChannelCCCH SharedChannelControlChannelSHCCH TDDmodeonly TrafficChannelTCH userdata DedicatedTrafficChannelDTCH CommonTrafficChannelCTCH Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA MappingoflogicalchanneltotransportchannelsintheUE ServiceAccessPointSAP Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA MappingoflogicalchannelstotransportchannelsinthenodeB ServiceAccessPointSAP Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA Transportchannels DEDICATEDTRANSPORTCHANNELDCH DedicatedCHannelCOMMONTRANSPORTCHANNELBCH BroadcastCHannelFACH ForwardAccessCHannelPCH PagingCHannelRACH RandomAccessCHannelCPCH CommonPacketCHannelDSCH DownlinkSharedCHannel Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA Mappingoftransportchannelstophysicalchannels DPCH Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA Timingofphysicalchannels Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA SynchronisationChannel SCH Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA CommonPilotChannel CPICH Fixedrate 30kbit s SF 256 0 Transparenttransmissionofscramblingsequenceof38400Chips synchronuoustoradioframeboundaries Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA PrimaryCommonControlPhysicalChannel P CCPCH Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA DownlinkDPCH Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA DPDCHandDPCCHdatafields Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA Downlinkmulticodetransmission Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA UplinkDPDCH DPCCHframe Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA UplinkDPDCHdata Ndatabits Tslot 2560chips 2 3ms Ndata 2560 SFbitsperTslotSF 48163264128256Ndata 64032016080402010Rate ksps 960480240120603015slotformat6543210 Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA UplinkDPCCHtimeslotforms Pilot TFCI TPC 0 slotform FBI Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA 12 2kbit sULreferencechannel CRC 16bits R 1 3coding 22 Repetition Interleaving DTCH12 2kbps244bitsperTTI 20ms 260 8tailbitsperTTI 804bitsperTTI 490bitsperradioframe 49kbps DCCH2 4kbps100bitsperTTI 40ms DPDCH60kbpsSF 64 MUX CRC 12bits R 1 3coding 22 Repetition Interleaving 112 8tailbitsperTTI 360bitsperTTI 110bitsperradioframe 11kbps ChannelCoding RateMatching Radioframealignment Rohde SchwarzGmbH Co KG TrainingCenter UMTS Introductionto3GPPWCDMA 64kbit sULreferencechannel CRC 16bits R 1 3coding 17 Repetition Interleaving DTCH64kbps1280bitsperT