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首页3GPP 36.331规范:E-UTRAN的Radio Resource Control协议
"3GPP TS 36.331是关于E-UTRAN(演进的UTRAN)与UE(用户设备)以及RN(中继节点)之间的无线资源控制(RRC)协议的规格说明书,属于3GPP Release 14版本,发布于2017年9月。该文档详细定义了LTE(长期演进)网络中RRC层的通信规范。"
在无线通信领域,3GPP(第三代合作伙伴计划)是一个制定全球性通信标准的组织,负责创建和维护4G、5G等移动通信技术的标准。3GPP TS 36.331是3GPP规范系列的一部分,主要关注E-UTRAN的无线接口,即E-UTRA(演进的UTRAN无线电接入)的控制层面。
RRC(Radio Resource Control)协议是LTE网络中的一个关键协议,它负责管理无线资源的分配和控制,包括连接建立、维护和释放,以及系统信息广播、小区选择和重选、功率控制等。RRC协议在UE和基站(eNodeB)之间运行,确保有效且高效地使用无线频谱资源。
3GPP TS 36.331详细描述了以下核心知识点:
1. **RRC状态**:UE可以处于两种RRC状态,即RRC连接态和RRC空闲态。在连接态,UE和网络保持持续的通信;在空闲态,UE仅监听系统消息,节省能源。
2. **RRC连接建立**:当UE需要服务时(如数据传输或语音通话),会发起RRC连接请求,经过一系列信令交互,建立与基站的连接。
3. **系统信息广播**:基站通过系统信息块(SIBs)向UE广播网络配置、时间同步、小区选择和重选准则等信息。
4. **小区选择和重选**:UE根据接收到的系统信息进行小区选择,并在必要时执行重选,以保持最佳的通信质量。
5. **RRC重配置**:网络可以命令UE调整其无线参数,如频率、编码方案等,以适应网络状况变化。
6. **功率控制**:RRC协议参与UE的上行功率控制,以平衡覆盖和干扰。
7. **RRC连接释放**:当UE不再需要服务时,网络会释放连接,进入RRC空闲态。
8. **中继节点(RN)支持**:3GPP TS 36.331也涵盖RN与E-UTRAN之间的RRC交互,这在中继通信场景中非常重要,允许信号通过RN转发,扩展网络覆盖。
9. **协议一致性测试**:此规格书还为开发和验证符合3GPP标准的RRC实现提供了基础,确保不同厂商的设备能够无缝互操作。
3GPP TS 36.331不仅是LTE网络设计和实现的基础,也是设备制造商、网络运营商和测试机构的重要参考文档,确保整个生态系统遵循统一的通信标准。
– SidelinkUEInformation.........................................................................................................................................295
– SystemInformation.................................................................................................................................................298
– SystemInformationBlockType1..............................................................................................................................298
– SystemInformationBlockType1-MBMS.................................................................................................................305
– UEAssistanceInformation.....................................................................................................................................307
– UECapabilityEnquiry............................................................................................................................................308
– UECapabilityInformation.....................................................................................................................................310
– UEInformationRequest..........................................................................................................................................311
– UEInformationResponse.......................................................................................................................................311
– ULHandoverPreparationTransfer (CDMA2000).................................................................................................317
– ULInformationTransfer.........................................................................................................................................318
– WLANConnectionStatusReport.............................................................................................................................318
6.3 RRC information elements.................................................................................................................................319
6.3.1 System information blocks..............................................................................................................................319
– SystemInformationBlockType2..............................................................................................................................319
– SystemInformationBlockType3..............................................................................................................................323
– SystemInformationBlockType4..............................................................................................................................327
– SystemInformationBlockType5..............................................................................................................................328
– SystemInformationBlockType6..............................................................................................................................333
– SystemInformationBlockType7..............................................................................................................................336
– SystemInformationBlockType8..............................................................................................................................337
– SystemInformationBlockType9..............................................................................................................................341
– SystemInformationBlockType10............................................................................................................................341
– SystemInformationBlockType11............................................................................................................................342
– SystemInformationBlockType12............................................................................................................................343
– SystemInformationBlockType13............................................................................................................................343
– SystemInformationBlockType14............................................................................................................................344
– SystemInformationBlockType15............................................................................................................................344
– SystemInformationBlockType16............................................................................................................................346
– SystemInformationBlockType17............................................................................................................................346
– SystemInformationBlockType18............................................................................................................................347
– SystemInformationBlockType19............................................................................................................................348
– SystemInformationBlockType20............................................................................................................................351
– SystemInformationBlockType21............................................................................................................................353
6.3.2 Radio resource control information elements.................................................................................................354
– AntennaInfo 354
– AntennaInfoUL.....................................................................................................................................................356
– CQI-ReportConfig.................................................................................................................................................357
– CQI-ReportPeriodicProcExtId.............................................................................................................................365
– CrossCarrierSchedulingConfig.............................................................................................................................365
– CSI-IM-Config 366
– CSI-IM-ConfigId...................................................................................................................................................367
– CSI-Process 367
– CSI-ProcessId 368
– CSI-RS-Config 368
– CSI-RS-ConfigEMIMO.........................................................................................................................................370
– CSI-RS-ConfigNZP...............................................................................................................................................372
– CSI-RS-ConfigNZPId............................................................................................................................................374
– CSI-RS-ConfigZP..................................................................................................................................................374
– CSI-RS-ConfigZPId...............................................................................................................................................375
– DataInactivityTimer..............................................................................................................................................375
– DMRS-Config 375
– DRB-Identity 376
– EPDCCH-Config...................................................................................................................................................376
– EIMTA-MainConfig.............................................................................................................................................378
– LogicalChannelConfig..........................................................................................................................................379
– LWA-Configuration...............................................................................................................................................380
– LWIP-Configuration.............................................................................................................................................381
– MAC-MainConfig..................................................................................................................................................381
– P-C-AndCBSR 387
– PDCCH-ConfigSCell............................................................................................................................................388
3GPP
3GPP TS 36.331 V14.4.0 (2017-09)11Release 14
– PDCP-Config 389
– PDSCH-Config392
– PDSCH-RE-MappingQCL-ConfigId.....................................................................................................................395
– PerCC-GapIndicationList.....................................................................................................................................395
– PHICH-Config 395
– PhysicalConfigDedicated......................................................................................................................................396
– P-Max 403
– PRACH-Config404
– PresenceAntennaPort1..........................................................................................................................................407
– PUCCH-Config.....................................................................................................................................................407
– PUSCH-Config411
– RACH-ConfigCommon..........................................................................................................................................417
– RACH-ConfigDedicated........................................................................................................................................419
– RadioResourceConfigCommon.............................................................................................................................419
– RadioResourceConfigDedicated...........................................................................................................................424
– RCLWI-Configuration...........................................................................................................................................430
– RLC-Config 431
– RLF-TimersAndConstants.....................................................................................................................................433
– RN-SubframeConfig..............................................................................................................................................434
– SchedulingRequestConfig.....................................................................................................................................435
– SoundingRS-UL-Config.........................................................................................................................................436
– SPS-Config 439
– SRS-TPC-PDCCH-Config.....................................................................................................................................443
– TDD-Config 444
– TimeAlignmentTimer.............................................................................................................................................444
– TPC-PDCCH-Config............................................................................................................................................445
– TunnelConfigLWIP...............................................................................................................................................445
– UplinkPowerControl.............................................................................................................................................446
– WLAN-Id-List 450
– WLAN-MobilityConfig..........................................................................................................................................450
6.3.3 Security control information elements............................................................................................................451
– NextHopChainingCount........................................................................................................................................451
– SecurityAlgorithmConfig.......................................................................................................................................451
– ShortMAC-I 451
6.3.4 Mobility control information elements...........................................................................................................452
– AdditionalSpectrumEmission................................................................................................................................452
– ARFCN-ValueCDMA2000....................................................................................................................................452
– ARFCN-ValueEUTRA...........................................................................................................................................452
– ARFCN-ValueGERAN...........................................................................................................................................453
– ARFCN-ValueUTRA.............................................................................................................................................453
– BandclassCDMA2000...........................................................................................................................................453
– BandIndicatorGERAN...........................................................................................................................................453
– CarrierFreqCDMA2000.......................................................................................................................................453
– CarrierFreqGERAN..............................................................................................................................................454
– CarrierFreqsGERAN............................................................................................................................................454
– CarrierFreqListMBMS..........................................................................................................................................455
– CDMA2000-Type..................................................................................................................................................455
– CellIdentity 455
– CellIndexList 455
– CellReselectionPriority.........................................................................................................................................456
– CellSelectionInfoCE..............................................................................................................................................456
– CellSelectionInfoCE1............................................................................................................................................456
– CellReselectionSubPriority...................................................................................................................................457
– CSFB-RegistrationParam1XRTT..........................................................................................................................457
– CellGlobalIdEUTRA.............................................................................................................................................458
– CellGlobalIdUTRA................................................................................................................................................458
– CellGlobalIdGERAN.............................................................................................................................................459
– CellGlobalIdCDMA2000......................................................................................................................................459
– CellSelectionInfoNFreq.........................................................................................................................................460
– CSG-Identity 460
– FreqBandIndicator................................................................................................................................................460
3GPP
3GPP TS 36.331 V14.4.0 (2017-09)12Release 14
– MobilityControlInfo..............................................................................................................................................460
– MobilityParametersCDMA2000 (1xRTT).............................................................................................................464
– MobilityStateParameters.......................................................................................................................................464
– MultiBandInfoList.................................................................................................................................................465
– NS-PmaxList 465
– PhysCellId 466
– PhysCellIdRange...................................................................................................................................................466
– PhysCellIdRangeUTRA-FDDList.........................................................................................................................466
– PhysCellIdCDMA2000..........................................................................................................................................467
– PhysCellIdGERAN................................................................................................................................................467
– PhysCellIdUTRA-FDD.........................................................................................................................................467
– PhysCellIdUTRA-TDD..........................................................................................................................................467
– PLMN-Identity 468
– PLMN-IdentityList3...............................................................................................................................................468
– PreRegistrationInfoHRPD....................................................................................................................................468
– Q-QualMin 469
– Q-RxLevMin 469
– Q-OffsetRange 469
– Q-OffsetRangeInterRAT........................................................................................................................................470
– ReselectionThreshold............................................................................................................................................470
– ReselectionThresholdQ.........................................................................................................................................470
– SCellIndex 470
– ServCellIndex 471
– SpeedStateScaleFactors........................................................................................................................................471
– SystemInfoListGERAN..........................................................................................................................................471
– SystemTimeInfoCDMA2000..................................................................................................................................472
– TrackingAreaCode................................................................................................................................................472
– T-Reselection 473
– T-ReselectionEUTRA-CE......................................................................................................................................473
6.3.5 Measurement information elements................................................................................................................473
– AllowedMeasBandwidth........................................................................................................................................473
– CSI-RSRP-Range...................................................................................................................................................473
– Hysteresis 473
– LocationInfo 474
– MBSFN-RSRQ-Range...........................................................................................................................................474
– MeasConfig 475
– MeasDS-Config.....................................................................................................................................................476
– MeasGapConfig....................................................................................................................................................477
– MeasGapConfigPerCC-List..................................................................................................................................478
– MeasGapSharingConfig........................................................................................................................................479
– MeasId 479
– MeasIdToAddModList...........................................................................................................................................479
– MeasObjectCDMA2000........................................................................................................................................480
– MeasObjectEUTRA...............................................................................................................................................481
– MeasObjectGERAN...............................................................................................................................................484
– MeasObjectId 484
– MeasObjectToAddModList...................................................................................................................................485
– MeasObjectUTRA.................................................................................................................................................485
– MeasObjectWLAN.................................................................................................................................................486
– MeasResults 487
– MeasResultSSTD...................................................................................................................................................492
– MeasScaleFactor...................................................................................................................................................493
– QuantityConfig 493
– ReportConfigEUTRA.............................................................................................................................................495
– ReportConfigId498
– ReportConfigInterRAT..........................................................................................................................................498
– ReportConfigToAddModList.................................................................................................................................501
– ReportInterval 502
– RSRP-Range 502
– RSRQ-Range 503
– RSRQ-Type 503
3GPP
3GPP TS 36.331 V14.4.0 (2017-09)13Release 14
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