华为技术培训资料-RA000004 CDMA 2000通信流程(BSS).ppt

RA000004CDMA2000通信流程(BSS)ISSUE3.0,无线产品课程开发室,学习目标,掌握CDMA20001XBSS系统的各外部接口和各接口的作用掌握CDMA2001XBSS系统语音和数据业务的典型信令流程,学习完本课程，您应该能够：,课程内容,第一章CDMA20001X接口简介第二章移动台登记流程第三章语音业务典型流程第四章软/硬切换流程第五章数据业务典型流程,网络参考模型,PSTN,MSC,PDSN,Abis,A10/A11,A1/A2,A3/A7,BSC,PCF,A8/A9,UM,CDMA20001XBSS,MS,MS,BTS,BTS,BTS,BTS,BTS,BTS,BSC,接口介绍,Um接口MS与BTS间接口，承载信令和业务Abis接口BSC与BTS间的接口，承载信令和业务A1接口承载MSCBSC间信令A2接口承载MSCBSC间业务A3接口SDUBTS间接口，承载信令和用户业务A7接口源BSC和目标BSC之间的信令接口A8接口承载BSCPCF间的业务A9接口承载BSCPCF间的信令A10接口承载PCFPDSN间的业务A11接口承载PCFPDSN间的信令,课程内容,第一章CDMA20001X接口简介第二章移动台登记流程第三章语音业务典型流程第四章软/硬切换流程第五章数据业务典型流程,移动台登记的意义,移动台登记的作用报告移动台的位置与状态信息，当移动台作被叫的时候，能够被寻呼到。支持CDMA2000的移动台在时隙模式下，是由移动台提供SLOT_CYCLE_INDEX，以便BSC能知道手机在监听哪个时隙。告知BSS系统移动台类别与协议版本以便BSS系统知道移动台能力。,移动台登记流程的触发原因,CDMA系统中，以下9种情况可以触发登记流程：开机登记（Power-UpRegistration）关机登记（Power-DownRegistration）周期登记（Timer-BasedRegistration）基于距离的注册（Distance-BasedRegistration）基于Zone的登记（Zone-BasedRegistration）参数改变登记（Parameter-ChangeRegistration）应BSS要求的登记（OrderedRegistration）业务信道登记（TrafficChannelRegistration）基于UserZone的登记（UserZoneRegistration）此外，CDMA系统还有隐含登记（ImplicitRegistration），指移动台在进行业务接入时，系统对移动台进行注册，但是此种登记没有专门的登记流程。,移动台登记流程,MSC,BS,MS,RegistrationMessage,LocationUpdatingRequest,LocationUpdatingAccept,RegistrationAcceptedOrder,ReleasedMessage,ReleaseCompleted,课程内容,第一章CDMA20001X接口简介第二章移动台登记流程第三章语音业务典型流程第四章软/硬切换流程第五章数据业务典型流程,移动台始呼,MS,BSS,OriginationMsg,BaseAckOrder,NullTrafficData,ECAM,TrafficChannelPreamble,BaseAckOrder,IdleTCHData,MSAckOrder,ServiceConnectMsg,ServiceConnectComplete,CMServiceRequest,AssignmentComplete,MSC,AssignmentRequest,ACH,PCH,TCH,PCH,TCH,TCH,TCH,TCH,TCH,TCH,RingBackTone,TCH,移动台被呼,MS,BSS,GPM,BaseAckOrder,PagingRequest,MSC,PCH,ACH,PCH,Connect,TCH,AssignmentRequest,PagingResponse,PagingResponse,业务信道指配流程和始呼时相同,移动台发起的释放,MS,BSS,MSC,ClearComplete,ClearRequest,ReleaseOrder,ReleasedMessage,ReleasedComplete,BSS发起的释放,MS,BSS,MSC,ClearComplete,ClearCommand,ClearRequest,ReleaseOrder,ReleasedMessage,ReleasedComplete,ReleaseOrder,MSC发起的释放,MS,BSS,MSC,ClearComplete,ClearCommand,ReleaseOrder,ReleasedMessage,ReleasedComplete,ReleaseOrder,课程内容,第一章CDMA20001X接口简介第二章移动台登记流程第三章语音业务典型流程第四章软/硬切换流程第五章数据业务典型流程,切换类型,硬切换是移动台先断开和一个BTS（载频）的通信，再和另一个BTS（载频）建立联系的过程，即先断开后连接，切换中通信链路会有短暂中断。软切换指移动台与多个小区同时保持联系过程，切换时不需要中断通信链路。更软切换是同一基站不同扇区间的软切换,不需要中断通信链路。,BSC内软切换建立,MS,BTS_A,PilotMeasurementReport,ForwardTrafficFrame,MSAckOrder,ExtendedHandoffDirectionMsg,HandoffCompletionMsg,BaseAckOrder,BaseAckOrder,BTS_S,ExtendedHandoffDirectionMsg,MSAckOrder,HandoffCompletionMsg,BaseAckOrder,更软切换建立,MS,PilotMeasurementReport,MSAckOrder,ExtendedHandoffDirectionMsg,HandoffCompletionMsg,BaseAckOrder,BaseAckOrder,Sector_S,ExtendedHandoffDirectionMsg,MSAckOrder,HandoffCompletionMsg,BaseAckOrder,Sector_A,BSC内软切换清除,MS,BTS_R,PilotMeasurementReport,BaseAckOrder,HandoffDirectionMsg,BaseAckOrder,MSAckOrder,BTS_D,HandoffDirectionMsg,MSAckOrder,BaseAckOrder,PilotMeasurementReport,HandoffCompletionMsg,HandoffCompletionMsg,更软切换清除,MS,Sector_R,PilotMeasurementReport,BaseAckOrder,HandoffDirectionMsg,BaseAckOrder,MSAckOrder,Sector_D,HandoffDirectionMsg,MSAckOrder,BaseAckOrder,PilotMeasurementReport,HandoffCompletionMsg,HandoffCompletionMsg,BSC间硬切换,TargetBSS,MS,MSC,HandoffRequired,NullForwardTrafficChannelFrames,HandoffCommand,HandoffDirectionMsg,MSAckOrder,ReverseTrafficChannelFramesorTrafficChannelPreamble,BSAckOrder,ClearCommand,ClearComplete,Handoffcomplete,HandoffRequest,HandoffRequestAck,HandoffCommenced,HandoffCompletionMessage,SourceBSS,课程内容,第一章CDMA20001X接口简介第二章移动台登记流程第三章语音业务典型流程第四章软/硬切换流程第五章数据业务典型流程,状态迁移,无线数据用户的三种状态激活态（ACTIVE）：手机和基站之间存在空中业务信道，两边可以发送数据，A1、A8、A10连接保持休眠状态（Dormant）：手机和基站之间不存在空中业务信道，但是两者之间存在PPP链接，A1、A8连接释放，A10连接保持空闲状态(NULL):手机和基站不存在空中业务信道和PPP链接，A1、A8、A10连接释放,状态迁移,ActiveState,DormantState,NullState,建立Um、A1、A8、A10,释放Um、A1、A8、A10,建立Um、A1、A8,释放Um、A1、A8,释放A10,网络发起呼叫（Dormant态至Active态）,MS,PDSN,BS,MSC,PCF,AssignmentComplete,PagingResponse,PageResponseMsg,AssignmentRequest,A9-Setup-A8,A9-Connect-A8,BSAckOrder,ActivePacketDataSession,PacketDataTraffic,A9-BSServiceRequest,BSServiceRequest,BSServiceResponse,A9-BSServiceResponse,PagingRequest,PagingMsg,DormantPPPconnectionismaintained,MS发起释放（Active态到NULL态）,MS,PDSN,BS,MSC,PCF,ClearComplete,ReleaseOrder,ClearRequest,A9-Release-A8,A9-Release-A8Complete,NullState,ClearCommand,Active/PPPconnected,TCHReleaseProcedure,A10/A11ReleaseProcedure,MS发起释放（Active态到Dormant态）,MS,PDSN,BS,MSC,PCF,ReleaseOrder,Active/PPPconnected,Dormant/PPPconnected,A9-Release-A8,A9-Release-A8Complete,ClearRequest,ClearCommand,ClearComplete,TCHReleaseProcedure,BSC发起释放（Active态到Dormant态）,MS,PDSN,BS,MSC,PCF,Active/PPPconnected,Dormant/PPPconnected,A9-Release-A8,A9-Release-A8Complete,ClearRequest,ClearCommand,ClearComplete,TCHReleaseProcedure,MS发起呼叫建立,BS,MS,Origination,BSACKOrder,MSC,CMServiceRequest,A9-Setup-A8,AssignmentRequest,PCF,PDSN,AssignmentComplete,A10/A11ConnectionEstablishmentProcedure,Transmittingpacketdata,EstablishingPPPconnectionMobileIPRegistration,IS-2000TCHEstablishmentProcedure,A9-Connect-A8,MS关机流程,BS,MS,MSC,ReleaseOrder,ReleaseOrder,ClearRequest,ClearCommand,PCF,PDSN,A9-Release-A8,A10/A11ConnectionReleaseProcedure,ClearComplete,A9-Release-A8Complete,PDSN发起释放业务流程,A9-Disconnect-A8,BS,MS,MSC,ClearRequest,ClearCommand,PCF,PDSN,A9-Re