Td-ScdmasystemtrainingDISCLAIMERPurposeTd-ScdmasystemstructureTd-ScdmaUTRANArchitecture6ST-EricssonTd-ScdmaUTRANinterfaceprotocolST-EricssonIuinterface-RANAPUuinterfaceConnectstateandandmobilitystateRadioresourcecontrolRRCconnectandmobilitymanageRRCconnectmanageRadiobearercontrolUEmeasurementSysteminformationreadandupdateMobilitymanageConnectmanageTd-ScdmaphysicalprotocolTd-ScdmaframestructureST-EricssonSubframestructureST-EricssonST-EricssonUpPTSBeusedULinitialsyncandrandomaccess;Have256differentSYNC_ULcodeinsystem,divideinto32group,correspond32SYNC_DL；TS0TS0isspecialslot：P-CCPCH（BCH）beassignedinTS0；PICH、PCHchannelbearrangedinTS0；ThechannelinTS0willnotpowercontrol；GeneralslotTS1~TS6：Commonchannel(includesharechannel)；dedicatechannel；Devideinto4part：twodata、（Midamble）and（GP）Needpowercontrol。Midamble128chipMidambleuseful：ULDLchannelcomputer；Powermearment；ULsynccontinue。Td-ScdmachannelTypeST-EricssonLogicchannel：MACtoRLC，whichkindofinformationwillbetransfer.Transportchannel：phytomac，howtotransferinformationinUU.Physicalchannel:beartransferchannelinformationST-EricssonST-EricssonDCH：dedicatechannelDedicatetransportchannelTakeUEtimeanduntimedatauseforsingleUEmultiplexforCCTrCHBCH：broadcastchannelDLcommontransferchannelBearsysteminformationTB:246bitNomultiplexFACH：forwardchannelDLcommonchanneluseful：ResponsetoRACHTransferalittledatamultiplexwithPCHPCH：pagingchannelDLcommontransferchannelTakeUEinformationinpagingmultiplexwithFACHisCCTrCHRACH：randomaccesschannelULcommontransferchanneluseful：EstablishofULSYNCTransferalittledataUSCH：Beusedformutiusershare,orsingleexitCoexitwithDCHandRACHMutiUSCHmultiplexforCCTrCHDSCH：BeusedfortransferdataforoneuserormutiuserCoexitwithDCHandFACHMutiDSCHmultiplexforCCTrCHDPCH：dedicatephysicalchannelCPCH:commoncontrolphysicalchannelP-ccpch:PrimaryCommonControlPhysicalChannelS-ccpch:secondCommonControlPhysicalChannelFPACH:FastPhysicalAccessChannelPRACH：PhysicalRandomAccessChannelPUS