《(2020年){工业工程}业务流程详细整理》由会员分享,可在线阅读,更多相关《(2020年){工业工程}业务流程详细整理(138页珍藏版)》请在金锄头文库上搜索。
1、工业工程业务流程详细整理PSIE流程详解PS业务全过程介绍2一、RRC连接过程3二、PS ATTACH 过程25四、RB建立34五、RB 重配置48六:物理信道重配57七、PDP 去激活62八、RB释放64九、RRC释放72PS业务全过程介绍一、RRC连接过程当RNC接收到UE的RRCCONNECTIONREQUEST消息,由其无线资源管理模块RRM根据特定的算法确定是接受还是拒绝该RRC连接建立请求,如果接受,则再判决是建立在专用信道还是公共信道。主要参数:InitialUEIdentity:初始的UE标识,如IMSI,TMSI等参数,用来让网络识别发送该建立请求消息的UE;Establis
2、hmentcause:建立原因,有多种类型,PS业务为registration。ProtocolErrorIndicator:协议错误标识,用来标明是否有协议错误发生。测量IE:给出在Uu接口上的测量结果;InitialUECapability:UE能力;RRCConnectionRequestIE如下:valueUL-CCCH-Message:=messagerrcConnectionRequest:initialUE-Identitytmsi-and-LAI:标注UE TMSI和LAI,经验证LAI为手机储存的tmsiB,laiplmn-Identitymcc4,6,0,mnc0,0,la
3、cB,establishmentCauseregistration,建立原因:注册,如果不需要ATTACH,就为交互类protocolErrorIndicatornoError,measuredResultsOnRACH传输信道是RACHcurrentCellmodeSpecificInfotdd:primaryCCPCH-RSCP29当前主服务小区PCCPCH 接收码功率29-116=-87,monitoredCellsmodeSpecificInfotdd:cellParametersID24,邻小区1的扰码primaryCCPCH-RSCP22邻小区1的接受码功率22-116=-94,m
4、odeSpecificInfotdd:cellParametersID119,邻小区2的扰码primaryCCPCH-RSCP21邻小区2的接受码功率21-116=-95,modeSpecificInfotdd:cellParametersID53,邻小区3的扰码primaryCCPCH-RSCP9邻小区3的接受码功率9-116=-107,v3d0NonCriticalExtensionsrRCConnectionRequest-v3d0extuESpecificBehaviourInformation1idle0000B,v4b0NonCriticalExtensionsrrcConnect
5、ionRequest-v4b0extaccessStratumReleaseIndicatorrel-4R4版本RRCConnectionSetupIE如下:valueDL-CCCH-Message:=messagerrcConnectionSetup:later-than-r3:initialUE-Identitytmsi-and-LAI:tmsiB,同RRC Connection Request 标注UE TMSI 和LAIlaiplmn-Identitymcc4,6,0,mnc0,0,lacB,rrc-TransactionIdentifier0,criticalExtensionsr4
6、:rrcConnectionSetup-r4new-U-RNTIsrnc-Identity0B,s-RNTIBUE ID,rrc-StateIndicatorcell-DCH,从RACH 转入DCHutran-DRX-CycleLengthCoeff6,cn域不连续接收因子6capabilityUpdateRequirementue-RadioCapabilityFDDUpdateRequirement-FDDFALSE,ue-RadioCapabilityTDDUpdateRequirement-TDD384FALSE,ue-RadioCapabilityTDDUpdateRequireme
7、nt-TDD128TRUE,srb-InformationSetupList配置3.4K SRB信令承载,分别为4条流,RB1,RB2,RB3,RB4rb-Identity1,RB1rlc-InfoChoicerlc-Info:ul-RLC-Modeul-UM-RLC-Mode:,dl-RLC-Modedl-UM-RLC-Mode:NULLRB1 上下行为UM-RLC模式,rb-MappingInfoRB映射方式两种:DCH或RACH/FACHul-LogicalChannelMappingsoneLogicalChannel:ul-TransportChannelTypedch:1,logi
8、calChannelIdentity1,rlc-SizeListconfigured:NULL,mac-LogicalChannelPriority4,dl-LogicalChannelMappingListdl-TransportChannelTypedch:1,logicalChannelIdentity1,ul-LogicalChannelMappingsoneLogicalChannel:ul-TransportChannelTyperach:NULL,logicalChannelIdentity1,rlc-SizeListexplicitList:rlc-SizeIndex1,mac
9、-LogicalChannelPriority4,dl-LogicalChannelMappingListdl-TransportChannelTypefach:NULL,logicalChannelIdentity1,rb-Identity2,RB2rlc-InfoChoicerlc-Info:ul-RLC-Modeul-AM-RLC-Mode:transmissionRLC-DiscardnoDiscard:dat40,是否采用丢弃模式,不采用。40为最大重传次数transmissionWindowSizetw64,发送端发送窗口的大小对应了发送窗可以容纳的以发送但还没有收到确认的PDU的
10、最大数目,此处为64字节。timerRSTtr500,该定时器用于触发RESET PDU 重传 此处为500msmax-RSTrst32,发送RESET PDU的最大次数,当等于该值时将向上层上报不可恢复的错误,此处为32次。pollingInfotimerPolltp200,poll-SDUsdu1,lastTransmissionPDU-PollTRUE,lastRetransmissionPDU-PollTRUE,pollWindowpw70,dl-RLC-Modedl-AM-RLC-Mode:inSequenceDeliveryTRUE,receivingWindowSizerw64,
11、接受窗口大小,一般情况下接受窗口大小应设置为等于发送窗口大小dl-RLC-StatusInfomissingPDU-IndicatorTRUE,rb-MappingInfoRB映射方式两种:DCH或RACH/FACHul-LogicalChannelMappingsoneLogicalChannel:ul-TransportChannelTypedch:1,logicalChannelIdentity2,rlc-SizeListconfigured:NULL,mac-LogicalChannelPriority1,dl-LogicalChannelMappingListdl-Transport
12、ChannelTypedch:1,logicalChannelIdentity2,ul-LogicalChannelMappingsoneLogicalChannel:ul-TransportChannelTyperach:NULL,logicalChannelIdentity2,rlc-SizeListexplicitList:rlc-SizeIndex1,mac-LogicalChannelPriority1,dl-LogicalChannelMappingListdl-TransportChannelTypefach:NULL,logicalChannelIdentity2,rb-Ide
13、ntity3,RB3rlc-InfoChoicerlc-Info:ul-RLC-Modeul-AM-RLC-Mode:transmissionRLC-DiscardnoDiscard:dat40,transmissionWindowSizetw64,timerRSTtr500,max-RSTrst32,pollingInfotimerPolltp200,poll-SDUsdu1,lastTransmissionPDU-PollTRUE,lastRetransmissionPDU-PollTRUE,pollWindowpw70,dl-RLC-Modedl-AM-RLC-Mode:inSequenceDeliveryTRUE,receivingWindowSizerw64,dl-RLC-StatusInfomissingPDU-IndicatorTRUE,rb-MappingInfoul-LogicalChannelMappingsoneLogicalChannel:ul-TransportChannelTypedch:1,logicalChannelIdentity3,rlc-SizeListconfigured:NULL,mac-LogicalChannelPriority2,dl-LogicalChannelMappingLi