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支持载波聚合的终端UE终端能力#载波聚合#4G#为了满足单用户峰值速率和系统容量提升的要求在中推出最UE,3GPP R10直接的办法就是增加单用户传输带宽——这就是载波聚合UE Carrier-技术那么终端和网络是如何知道对方支持载波聚合的Aggregation UE呢?本文予以解释!在和无线网络中,终端和网络之间通过高层4GLTE5GNR UEeNB RRC层消息交互他们对载波聚合的支持,为终端进行载波聚合资源的分配;UE其简要流程如下UE NWRRC SetupAuthenticationNAS SecurityUE CapabilityEnquiryUE informswhetheritsupportearneraggregation capabilityor not.And reportitsUE Capability Informationdetaied capabilityabout carrieraggregation RRCSecurity Networkmay configure carrieraggregationRRC Connection Reconfigurationfor aspecific UEbased onUE capabilityRRCConnectionReconfigurationComplete和老康一起字5G如上图所示:终端通过上报“CapabilityInformation”的中携带载UE IE波聚合和天线配置信息来自版本第版3GPP TS
36.331104010UE-EUTRA-Capability-V1020-IEB1z SEQUENCEuG-catGgory-vi
020.-p Bjl-f-..INTEGER
6..8multiClusterPUSCH-withlncc-riO OPTIONAL,nonContiguousUL-RA-withinCC-LlBt-rlo□PTIrf-Pa RSFE*QPUaErNaCEmeters-v|i020moasParamotors-vlOZO featureGrouplndicatorB-vl020MoasParamotors^vl020ENUMERATED OPTIONAL,lnt©rRAT-Paran»tersCDMA2000-vl020BIT STRINGSIZE32OPTIONAL,ENUMERATED OPTIONAL,ue-BafiedNotwPerfMeasParameters-rlO IRAT-Param©tGr8a»A2000-lXRTT-V1020OPTIONAL,ENUMERATED OPTIONAL,InterRAT-ParametersUTRA-TDD-viO2O UE-BasedNQtwPerfMeasParametQrs-rlO OPTIONAL,ENUMERATED OPTIONAL,nonCriticalExtonBion lRAT-ParametersOTRA-TDD-vi020OPTIONAL,ENUMERATED OPTIONAL,SEQUENCE{OPTIONALENUMERATED OPTIONAL,J-i supported supportedsupportedsupported1supported}supported}PhyLayorParamoters-V1020-twoAntennaPortsForPUCCH-r10NoncontiguousUL-RA-withinCC-List-rio OPTIONALtm9-Wlth-8TX-FDD-rlOpml-Disabling-riocrosscarrlerschedullng-rio simultanfiousPUCCHPUSCH-rlORF-Parameters-vl020=SEQUENCB{1rlip才!老^名字supportodBandCombination-rioSupportodBandcombination-x.^,156终端等级在UE UECapability*UE软件版本R10以上•一载波聚合基本;消息中明确标识InformationBandCombinationParametGrs-rlo=SEQUENCE SIZE
1..tnaxsiaaultaneousBands-rlO OFBandParameters-no只能为以上UE-Category Cat44BandParameters-rlO=SEQUENCE bandEUTRA-rio INTEGER
1..
64.类以上会分配另一个信IEbandParametersUL-rlO BandParametersUL-rlOOPTIONAL.bandParamQtorsDL*rlO BandParametersDL-r10息元OPTIOKALBandParametersUL-rlO2i«SEQUENCE SIZE
1..maxBandwidthClass-rlO OFCA-MlMO-ParametersUL-rlO素终端能力消息内容ue-Category-vl020o UEIECA-MIMO-ParametGrsUL-rlO:t-SEQUENCEca-BandwidthclassUL-rio CA-Bandwidthclass-r10如下:rsupportodxiMO-capabilityUL-rlO MrMO-c^pabilityUL-rlo OPTIONALBandParametersDL-noSEQUENCE SIZE
1..maxBandwidthClaBs-rlO OFCA-MlMO-ParamotQrsDL-rloueCapabilityInformation-r8CA-MlMO-ParamotGrsDL-rlO=SEQUKNCB ca-BandwidthClaoBDL-nosupport GdMlMO-capabi11CABandwldthClaBB-rlo#tyDL-rlO MiMO-CapabilityDL-rlo OPTIONALue-CapabilityRAT-ContaineCA-BandwidthClass-rlos=ENUMERATED{a.b,c,d,QrList:1itemMiMO-capabilityUL-no=ENUMERATED{twoLayers,fourbayers}Item0MiMO-CapabilityDL-rloENUMERATED twoLniyers,fourLayers,elghtLayersU*UE上行和下行均为RIO以上版本,支持CA和MIMOE-CapabilityRAT-Containerrat-Type:eutra0ueCapabilityRAT-Container:....ue-Category:UE-EUTRA-Capability accessStratumRelease:rell
134...phyLayerParameters....
0...ue-TxAntennaSelectionSupported:False
920...interRAT-ParametersGERAN-v
920...interRAT-ParametersUTRA-v
920...csg-ProximityIndicationParameters-r9neighCellSI-AcquisitionParameters-r
9...son-Parameters-r
9...nonCriticalExtensionlateNonCriticalExtension:...UE-EUTRA-Capability-v9aO-IEsfeatureGroupIndRel9Add-r9:...fdd-Add-UE-EUTRA-Capabilities-r9phyLayerParameters-r
9...featureGroupIndicators-r9:...featureGroupIndRel9Add-r9:...tdd-Add-UE-EUTRA-Capabilities-r9phyLayerParameters-r
9...featureGroupIndicators-r9:...featureGroupIndRel9Add-r9:...nonCriticalExtensionue-Category-v1020:6phyLayerParameters-v1020multiClusterPUSCH-WithinCC-rlO:supported0nonContiguousUL-RA-WithinCC-List-rlO:...rf-Parameters-v1020supportedBandCombination-rlO:...measParameters-v1020bandCombinationListEUTRA-rlO:...featureGroupIndRellO-rlO:...ue-BasedNetwPerfMeasParameters-rlOnonCriticalExtensionfdd-Add-UE-EUTRA-Capabilities-vl060featureGroupIndRell0-vl060:...tdd-Add-UE-EUTRA-Capabilities-v1060featureGroupIndRell0-vl060:...rf-Parameters-v1060supportedBandCombinationExt-rlO:nonCriticalExtensionnonCriticalExtensionpdcp-Parameters-v1130phyLayerParameters-v1130crs-InterfHandl-rl1:supported0tdd-SpecialSubframe-rl1:supported0rf-Parameters-v1130supportedBandCombination-vl130:...measParameters-v1130interRAT-ParametersCDMA2000-v1130otherParameters-r11nonCriticalExtensionue-Category-vl170:9nonCriticalExtension教波最大〉LTE1:20MHz波合我波;最大LTE220MHz基站4G据道最大LTEQ3:20MHz载聚载波;最大数管|LTE420MHz教波;最大|LTE520MHz・的载波聚4G基站LTE A-二和老康一起学56合。