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wcdma本页标题:44号字,宋体,粗,WCDMA无线网络,ASDA第二级,zZ第三级,CC第四级,ZC第五级,*,HUAWEI TRAINING COURSE,WCDMA,无,无线网络接,口,口和流程,1,UTRAN,网,络,络,结,结,构,构,UTRAN,接,接,口,口,协,协,议,议,及,及,功,功,能,能,基,本,本,信,信,令,令,流,流,程,程,基,本,本,呼,呼,叫,叫,流,流,程,程,2,UMTS,体,系,系,结,结,构,构,Iu,UTRAN,UE,Uu,UTRANUMTSTerrestrialRadioAccessNetwork,CNCoreNetwork,UEUserEquipment,CN,3,UTRAN,体,体,系,系,结,结,构,构,RNS,RNC,RNS,RNC,CoreNetwork,NodeB,NodeB,NodeB,NodeB,Iu,Iu,Iur,Iub,Iub,Iub,Iub,4,UTRAN,接,接,口,口,的,的,一,一,般,般,协,协,议,议,模,模,型,型,接,口,口,协,协,议,议,结,结,构,构,的,的,原,原,则,则,是,是,层,层,与,与,平,平,面,面,在,在,逻,逻,辑,辑,上,上,相,相,互,互,独,独,立,立,,,,,如,如,果,果,需,需,要,要,,,,,在,在,将,将,来,来,的,的,协,协,议,议,版,版,本,本,协,协,议,议,层,层,、,、,甚,甚,至,至,一,一,个,个,平,平,面,面,内,内,的,的,所,所,有,有,层,层,可,可,以,以,改,改,变,变,。,。,5,UMTS承载,分,分层结,构,构,TE,MT,UTRAN,CN Iu,EDGE,NODE,CN,Gateway,TE,UMTS,UTRA,FDD/TDD,Service,Physical,Bearer,Service,Radio,Bearer,Service,Iu,Bearer,Service,Backbone,Network,Service,RadioAccessBearer,Service,CNBearer,Service,UMTS Bearer,Service,TE/MT,LocalBearer,Service,External,Bearer,Service,End-to-End,Service,UTRAN,radio interface,Bearerservice:,承,承载,业,业务。,具,具有能,力,力、延,迟,迟、BER的,信,信息传,播,播途径,。,。,6,基本概,念,念,UE工,作,作的模,式,式和状,态,态,Serving RNC、DriftRNC,与ControlRNC,SourceRNC与TargetRNC,7,UE工,作,作的模,式,式和状,态,态,Idle模式,UE处,于,于待机,状,状态,,没,没有业,务,务的存,在,在,UE,和UTRAN,之,之间没,有,有连接,,,,UTRAN,内,内没有,任,任何有,关,关此UE的信,息,息,Connected,模式,Cell-DCH,Cell-FACH,Cell-PCH,URA-PCH,Cell-DCH,UE处,于,于激活,状,状态,,正,正在利,用,用自己,专,专用的,信,信道进,行,行通信,,,,上下,行,行都具,有,有专用,信,信道,UTRAN准,确,确的知,道,道UE,所,所位于,的,的小区,中,中,8,Cell-FACH,Cell-FACH,UE处,于,于激活,状,状态,,但,但是上,下,下行都,只,只有少,量,量的数,据,据需要,传,传输,,不,不需要,为,为此UE分配,专,专用的,信,信道,,下,下行的,数,数据在FACH上传,输,输,上,行,行在RACH,上,上传输,,,,下行,需,需要随,时,时监听FACH上是,否,否有自,己,己的信,息,息,UTRAN准确,的,的知道UE所,位,位于的,小,小区,,保,保留了UE所,使,使用的,资,资源,,所,所处的,状,状态等,信,信息,Cell-PCH,UE上,下,下行都,没,没有数,据,据传送,,,,需要,监,监听PICH,,,,以便,收,收听寻,呼,呼,因,此,此UE,此,此时进,入,入非连,续,续接收,,,,可有,效,效的节,电,电,9,Cell-PCH和URA-PCH,UTRAN准,确,确的知,道,道UE,所,所位于,的,的小区,,,,这样,,,, UE所位,于,于的小,区,区变化,后,后,UTRAN需要,更,更新UE的小,区,区信息,URA-PCH,UE上,下,下行都,没,没有数,据,据传送,,,,需要,监,监听PICH,,,,进入,非,非连续,接,接收,UTRAN,只,只知道UE所,位,位于的URA,(,(UTRANRegistration Area,,,,一个URA,包,包含多,个,个小区,),),也,就,就是说,,,,UTRAN,只,只在UE位于,的,的URA发生,变,变化后,才,才更新,其,其位置,信,信息,,这,这样更,加,加节约,了,了资源,,,,减少,了,了信令,10,UE状,态,态示意,图,图,CELL_DCH,CELL_FACH,CELL_PCH,URA_PCH,IDLE,DEAD,-,搜索网络(,PLMN),-,“驻扎”小区(,camp on),-,侦听,paging channel,-,小区重选,-,专用信道,- Radio bearers,传输业务,-,高层信令触发 (,CN),-,减少活动,,DRX,,节电,RRC connection,这些状态只用与UTRAN与UE,对CN来说,这些状态是透明的,11,SRNC/DRNC,CN,SRNC,DRNC,Iu,Iur,在WCDMA,系,系统中,,,,由于Iur,接口的,引,引入而,产,产生了SRNC/DRNC,的,的概念,SRNC和DRNC,都,都是对,于,于某一,个,个具体,的,的UE,来,来说的,是逻,辑,辑上的,一,一个概,念,念,简单的,说,说,对,于,于某一,个,个UE,来,来说,,其,其与CN之间,的,的连接,中,中,直,接,接与CN相连,,,,并对UE的,所,所有资,源,源进行,控,控制的RNC,叫,叫该UE的SRNC,UE与CN之,间,间的连,接,接中,,与,与CN,没,没有连,接,接,仅,为,为UE,提,提供资,源,源的RNC叫,该,该UE,的,的DRNC,处于连,接,接状态,的,的UE,必,必须而,且,且只能,有,有一个SRNC,可,以,以有0,个,个或者,多,多个DRNC,12,CRNC,CRNC,是对于,某,某一个Node B(或者Cell)来,说,说的,直接和,某,某NodeB相连,接,接,对,该,该NodeB资源,的,的使用,进,进行控,制,制的RNC叫,该,该NodeB的CRNC,一个NodeB,有,有且,只,只能,有,有一,个,个CRNC,CRNC,对,对其,控,控制,的,的所,有,有NodeB的,资,资源,进,进行,合,合理,的,的分,配,配和,使,使用,CRNC,Iub,Node B,Cell,Cell,Cell,Node B,.,CN,Iu,13,SourceRNC/TargetRNC,SRNSRelocation就,是,是将,某,某个UE,的,的SRNC的,角,角色,有,有一,个,个RNC,转,转到,另,另外,一,一个RNC,的,的过,程,程,SRNSRelocation前,,,,该UE,的,的SRNC(ServingRNC),叫SourceRNC,SourceRNC后,,,,该UE,的,的SRNC叫TargetRNC,SourceRNC,和,和TargetRNC是,在,在一,次,次SRNSRelocation,过,过程,中,中对,于,于不,同,同RNC,的,的称,谓,谓,CN,CN,Source RNC,Target,RNC,Serving,RNC,Iu,Iu,Iur,RNC,14,UTRAN,网络,结,结构,UTRAN接,口,口协,议,议及,功,功能,基本,信,信令,流,流程,基本,呼,呼叫,流,流程,15,UTRAN接,口,口协,议,议及,功,功能,Iu,接,接口,Iur接,口,口,Iub接,口,口,Uu,接口,16,Iu,接,接口,体,体系,结,结构,17,Iu,接,接口,协,协议,栈,栈结,构,构,Physical(FullRateE1orSTM1Optical),ATMLowerLayers,AAL2,AAL5-SAALNNI,MTP3-B,IP,Q.2150,Q.2630,Q.AAL2,FrameProtocol,UnrestrictedDigital,VoiceData,SCCP,RANAP,UDP,GTP-U,Packet,Bearer,CS,Bearer,PS,Bearer,Control,Signaling,RANAP:RadioAccessNetworkApplicationPart,18,Iu,接,接口,功,功能,(,(1,),),移动,性,性管,理,理功,能,能,位置,区,区报,告,告,SRNSRelocation,RNC,间硬,切,切换,和,和系,统,统间,切,切换,无线,接,接入,承,承载,(,(,RAB,)管,理,理功,能,能,RAB的,建,建立,,,,更,改,改,,释,释放,Iu,数,数据,传,传输,正常,数,数据,传,传输,异常,数,数据,传,传输,UE-CN连,接,接信,息,息的,透,透明,传,传输,19,Iu,接,接口,功,功能,(,(2,),),寻呼,(,(Paging),Iu,释,释放,安全性模,式,式控制,过载控制,公共,UE ID(IMSI),的管理,Iu,信令跟踪,管,管理,Iu,接口异常,管,管理,CBS(CellBroadcast Service)控,制,制,20,UTRAN接口协,议,议及功能,Iu接口,Iur接,口,口,Iub接,口,口,Uu,接口,21,Iur接,口,口逻辑模,型,型,22,Iur接,口,口协议栈,结,结构,Physical(Full RateE1 or STM1 Optical),ATMLower Layers,AAL2,AAL5- SAALNNI,MTP3-B,Q.2150,Q.2630,Q.AAL2,Frame Protocol,UnrestrictedDigital,Voice Data,SCCP,RNSAP,RLC/ MAC,CS,Bearer,Control,Signaling,RNSAP: RadioNetworkSubsystem Application Part,23,Iur接,口,口功能,支持RNC间移动,性,性的基本,功,功能,支,持,持SRNCrelocation,RNC,间,间,的,的CellUpdate,和,和URAUpdate,RNC,间,间,寻,寻,呼,呼,报,告,告,协,协,议,议,错,错,误,误,专,用,用,信,信,道,道,功,功,能,能,切,换,换,时,时,,,,,在,在DRNC,中,中,建,建,立,立,、,、,更,更,改,改,、,、,释,释,放,放,专,专,用,用,信,信,道,道,Iur,接,口,口,上,上DCH,传,传,输,输,块,块,的,的,传,传,输,输,通,过,过,专,专,用,用,测,测,量,量,报,报,告,告,过,过,程,程,和,和,过,过,虑,虑,控,控,制,制,管,管,理,理DRNS,中,中,的,的,无,无,线,线,链,链,路,路,RL,的,的,管,管,理,理,,,,,压,压,缩,缩,模,模,式,式,的,的,管,管,理,理,24,Iur,接,接,口,口,功,功,能,能,公,共,共,信,信,道,道,功,功,能,能,Iur,接,接,口,口,上,上,公,公,共,共,传,传,输,输,信,信,道,道,的,建,建,立,立,,,,,删,删,除,除,,,,,公,公,共,共,传,传,输,输,信,信,道,道,用,用,于,于,传,传,输,输DRNC,中,中,处,处,于,于,公,公,共,共,信,信,道,道,状,状,态,态UE,的,的,信,信,息,息,将MAC-d和MAC-c相分离,MAC-d,和,和MAC-c之间的流,控,控,全局资源管,理,理(Global Resource Management),RNC间公,共,共测量,RNC间Node B,定,定时信息传,输,输,25,UTRAN,接,接口协议及,功,功能,Iu接口,Iur接口,Iub接口,Uu,接口,26,Iub接口,协,协议栈,Physical (Full Rate E1 or STM1 Optical),ATM Lower Layers,AAL2,AAL5 - SAAL UNI,NBAP,Q.2150,Q.2630,Q.AAL2,Frame Protocol,RLC / MAC,RRC,MS,Signaling,CC/MM/RR,Unrestricted,Digital/Voice,Packet,CS,Bearer,PS,Bearer,Control,Signaling,NBAP:NodeB ApplicationPart,RRC:RadioResourceControl,RLC:RadioLinkControl,MAC:Medium Access Control,27,Iub接口,功,功能(1),公共功能,公共传输信,道,道管理,Iub,公共信道数,据,据传输,NodeB,逻,逻辑O&M,(,(小区配置,,,,故障管理,,,,闭塞等维,护,护功能),系统信息管,理,理,公共测量,资源核查,异常管理,定时和同步,管,管理,28,Iub接口,功,功能(2),专用功能,专用传输信,道,道管理,无线链路(RL)监控,专用测量管,理,理,定时和同步,管,管理,上行外环功,控,控,Iub专用,数,数据传输,下行功率漂,移,移的平衡,压缩模式控,制,制,29,UTRAN,接,接口协议及,功,功能,Iu接口,Iur接口,Iub接口,Uu,接口,30,Uu接口协,议,议栈结构,31,Uu接口L1功能(1,),),传输信道复,用,用和码组合,信,信道解复用,码组合传输,信,信道到物理,信,信道的映射,宏分集合并/分发和软,切,切换执行,传输信道错,误,误检测,并,向,向高层指示,FEC编解,码,码和交织/,去,去交织,速率匹配,功率加权和,物,物理信道合,并,并,闭环功率控,制,制,开环功控,32,Uu接口L1功能(2,),),调制/解调,和,和扩频/解,扩,扩,频率和时间(chip, bit, slot, frame)同,步,步,测量并向高,层,层指示,压缩模式支,持,持,收发分集,其他基带处,理,理功能,33,MAC:,媒,媒体接入控,制,制,AS,L2,GC,Nt,DC,RRC(L3),RLC,PHY(L1),PDCP,BMC,MAC,逻辑信道,传输信道,Control,SAPs,Control,SAP,Radio,(Access),Bearers,物理信道,34,MAC功能,逻辑信道到,传,传输信道的,映,映射,根据瞬时数,据,据速率选择,传,传输格式,UE内不同,数,数据流的优,先,先级处理,动态调度UE之间优先,级,级处理,公共传输信,道,道上标示不,同,同UE,在公共传输,信,信道上,复,用,用/分解高,层,层PDU进,入,入/从传输,块,块集,该传,输,输块集来自/发送到物,理,理层,在专用传输,信,信道上,复,用,用/分解高,层,层PDU进,入,入/从传输,块,块集,该传,输,输块集来自/发送到物,理,理层,业务量测量,动态传输信,道,道类型切换,加密,35,MAC:,逻,逻辑信道映,射,射(UE),XOR,Transport Channels,(L1 Characteristics Dependent),PCH,BCH,FACH,RACH,DCH,S-CCPCH,P-CCPCH,Physical Channels,PRACH,DPDCH,Logical Channels,(Data Dependent),PCCH,DCCH,DTCH,Decicated,Logical,Channel,CipherOn,BCCH,CCCH,CTCH,Higher Layer data,Paging,System,Info,Signalling,Cell,Broadcast,Service,Signalling,and,User data,DTCH,DTCH,36,MAC:TransportFormationSelection,通过变更每,TTI(,Transmission Time Interval,为,10m,s,整数倍,),内传送量来,控,控制瞬时比,特,特速率,TransportBlock,(TB),:,从逻辑信道,上,上来的需要,传,传送的一个,比,比特序列,TransportBlockSize,:,TB,的大小,TransportBlockSet:,在一个TTI中传送的,一,一组TB(,从,从逻辑信道,上,上复用),TransportBlockSetSize:,TBS中包,含,含所有的比,特,特长度,Transport Block,TB#1,TB#2,TB#n,Transport Block Size,Transport Block Set,Transport Block Set Size = Transport Block Size x,N,Transport Time Interval, TTI,t,37,TFCS,TransportFormat,(TF),定义Transport Block Set,(,TransportBlockSize,TransportBlockSetSize,),TrCH#1,TFS,TF,TrCH#2,TrCH#3,TrCH#4,TFC,TransportFormat Set(TFS),:,一个传输信,道,道可能的,TF,集合,MAC,在每个,TTI,选择其中的,一,一个,TF,TransportFormat Combination (TFC),:,每个,TTI,,不同传输信,道,道选定的,TF,的集,合,合,TransportFormatCombinationSet(TFCS),:,定义,所,所有,TFC,可能,的,的组,合,合情,况,况,这样,MAC,能够,进,进行,不,不同,传,传输,信,信道,的,的动,态,态传,输,输速,率,率控,制,制,MAC:TransportFormationSelection,38,RLC:,无,无,线,线链,路,路控,制,制,AS,L2,GC,Nt,DC,RRC(L3),RLC,PHY(L1),PDCP,BMC,MAC,Control,SAPs,Control,SAP,Radio,(Access),Bearers,逻辑信道,传输信道,物理信道,39,分段,、,、组,装,装和,填,填充,用户,数,数据,传,传输,使用,不,不同,的,的传,输,输模,式,式进,行,行差,错,错纠,正,正,顺序,传,传递,高,高层PDU、,复,复,制,制检,查,查,流量,控,控制,序列,号,号检,查,查(UM,),),协议,错,错误,检,检测,和,和恢,复,复,加密,挂起/恢,复,复功,能,能,RLC功,能,能,40,PDCP,:,:分,组,组数,据,据转,换,换协,议,议BMC:,广,广播,多,多播,控,控制,协,协议,AS,L2,GC,Nt,DC,RRC(L3),RLC,PHY(L1),PDCP,BMC,MAC,逻辑信道,传输信道,Control,SAPs,Control,SAP,Radio,(Access),Bearers,物理信道,41,PDCP,功,功能,映射,网,网络PDU从,网,网络,协,协议,到,到RLC,协,协议,头压,缩,缩/,解,解压,缩,缩,,以,以减,少,少上,层,层数,据,据中,的,的冗,余,余控,制,制信,息,息,,提,提高,空,空中,接,接口,传,传输,效,效率,TCP/IP(RFC2507)-Non-realtimeIP,RTP/UDP/IP(RFC3095,ROHC)inRel4-RealtimeIP(e.g.VoIP),支持,无,无损,迁,迁移(LosslessSRNSRelocation),缓存,、,、重,发,发高,层,层数,据,据,42,BMC功,能,能,小区,广,广播,消,消息,存,存储,业务,量,量监,测,测和CBS(CellBroadcastService)无,线,线资,源,源请,求,求,BMC消,息,息调,度,度,传送BMC消,息,息到UE,向上,层,层传,送,送BMC,消,消息,43,RRC:,无,无,线,线链,路,路控,制,制,AS,L2,GC,Nt,DC,RRC(L3),RLC,PHY(L1),PDCP,BMC,MAC,Control,SAPs,Control,SAP,Radio,(Access),Bearers,逻辑信道,传输信道,物理信道,44,RRC功,能,能(1),系统,信,信息,广,广播,管,管理,寻呼/通,知,知,RRC连,接,接管,理,理(,建,建立,、,、重,建,建、,维,维护,和,和释,放,放),无线,承,承载,管,管理,(,(建,立,立、,重,重配,置,置和,释,释放,),),,以,以便,为,为非,接,接入,层,层(NAS),提,提供,服,服务,RRC连,接,接移,动,动性,管,管理,功,功能,初始,小,小区,选,选择,高层PDU路,由,由,请求,的,的QoS,控,控制,并,并映,射,射到,接,接入,层,层中,不,不同,的,的资,源,源,无线,资,资源,管,管理,和,和控,制,制,45,RRC功,能,能(2),RB,,,,传,输,输信,道,道,,物,物理,信,信道,的,的管,理,理和,控,控制,开环,功,功控,SRNSrelocation,支持,UE,测,测量,控,控制,和,和测,量,量报,告,告,加密,控,控制,,,,完,整,整性,保,保护,CBS相,关,关功,能,能(BMC配,置,置,CBS无,线,线资,源,源分,配,配请,求,求,CBS非,连,连续,接,接收,支,支持,等,等),46,UTRAN,网络,结,结构,UTRAN,接,接,口,口,协,协,议,议,及,及,功,功,能,能,基,本,本,信,信,令,令,流,流,程,程,基,本,本,呼,呼,叫,叫,流,流,程,程,47,基,本,本,信,信,令,令,流,流,程,程,呼,叫,叫,总,总,体,体,流,流,程,程,网,络,络,启,启,动,动,流,流,程,程,UE,登,登,记,记,流,流,程,程,呼,叫,叫,流,流,程,程,及,及,软,软,切,切,换,换,、,、,硬,硬,切,切,换,换,流,流,程,程,连,接,接,移,移,动,动,性,性,管,管,理,理,流,流,程,程,48,呼,叫,叫,总,总,体,体,流,流,程,程,49,基,本,本,信,信,令,令,流,流,程,程,呼,叫,叫,总,总,体,体,流,流,程,程,网,络,络,启,启,动,动,流,流,程,程,UE,登,登,记,记,流,流,程,程,呼,叫,叫,流,流,程,程,及,及,软,软,切,切,换,换,、,、,硬,硬,切,切,换,换,流,流,程,程,连,接,接,移,移,动,动,性,性,管,管,理,理,流,流,程,程,50,系,统,统,信,信,息,息,广,广,播,播,流,流,程,程,.,3.BCCH:SystemInformation,1.SystemInformationUpdateRequest,UE,NodeB,RNC,CN,NBAP,NBAP,RRC,RRC,.,4.BCCH:SystemInformation,RRC,RRC,5.BCCH:SystemInformation,RRC,RRC,.,2.SystemInformationUpdateResponse,NBAP,NBAP,51,基本信,令,令流程,呼叫总,体,体流程,网络启,动,动流程,UE登,记,记流程,呼叫流,程,程及软,切,切换、,硬,硬切换,流,流程,连接移,动,动性管,理,理流程,52,RRC,建,建立流,程,程(CCH),UE为,登,登记发,起,起RRC连接,建,建立,SRNC决定,在,在公共,信,信道上,建,建立RRC连,接,接,,并且使,用,用已经,配,配置好,的,的公共,信,信道资,源,源。,53,NAS,信,信令建,立,立流程,UE与CN之,间,间交换DT消,息,息,如,鉴,鉴权、,连,连接建,立,立、位,置,置登记,等,等。,54,RRC,释,释放流,程,程(CCH),UE在,登,登记过,程,程中,,没,没有使,用,用专用,的,的用户,面,面资源,,,,直接,释,释放信,令,令链路,。,。,登记过,程,程结束,。,。,55,基本信,令,令流程,呼叫总,体,体流程,网络启,动,动流程,UE登,记,记流程,呼叫流,程,程及软,切,切换、,硬,硬切换,流,流程,连接移,动,动性管,理,理流程,56,寻呼流,程,程(空,闲,闲状态),CN发,送,送寻呼,消,消息,,指,指定UE与寻,呼,呼区(CN负,责,责寻呼,消,消息的,重,重发),。,。,SRNC根据UE的,状,状态发,送,送相应,的,的寻呼,消,消息。,57,寻呼流,程,程(连,接,接模式),CN发,送,送寻呼,消,消息,,指,指定UE与寻,呼,呼区(CN负,责,责寻呼,消,消息的,重,重发),。,。,SRNC根据UE的,状,状态发,送,送相应,的,的寻呼,消,消息。,58,RRC,建,建立流,程,程(DCH),UE在CCCH信道,发,发送RRC建,立,立请求,消,消息,,带,带有UE标志,、,、能力,、,、原因,;,;,SRNC如果,条,条件满,足,足,首,先,先根据,需,需求配,置,置好NodeB,并,建,建立与NodeB的,通,通路;,然后在CCCH信道,发,发送RRC连,接,接建立,消,消息,,并,并等候UE从DCCH的响,应,应。,59,RRC,建,建立流,程,程(CCCH),当SRNC决,定,定在公,共,共信道,上,上建立RRC,连,连接的,时,时候,,就,就不需,要,要再配,置,置NodeB,并,并建立SRNC与NodeB之间,的,的数据,承,承载了,,,,因为,都,都已经,建,建立好,了,了。,60,NAS,信,信令建,立,立流程,UE与CN之,间,间交换DT消,息,息,如,鉴,鉴权、,业,业务请,求,求、连,接,接建立,等,等。,61,RAB,建,建立流,程,程(DCH-DCH,同步),Iu接,口,口上的ALCAP建,立,立过程,有,有多次,,,,允许,同,同时建,立,立多条,用,用户面,的,的RAB;,用户面,建,建立完,毕,毕后,UE进,入,入通话,过,过程。,62,RAB,建,建立流,程,程(DCH-DCH,异步),63,RAB,建,建立流,程,程(RA/FA-RA/FA),64,RAB,建,建立流,程,程(RA/FA-DCH),65,RAB,修,修改流,程,程,66,传输信,道,道重配,置,置流程,67,物理信,道,道重配,置,置流程,68,软切换,相,相关概,念,念,软切换,宏分集,:,:Macro diversityisaoperationstateinwhichaUser EquipmentsimultaneouslyhasradiolinkswithtwoormoreUTRANaccesspoints forthesoleaimofimproving qualityofthe radio connectionorproviding seamless,活动集,:,:“ActiveSet,”,” Setofradiolinkssimultaneouslyinvolvedina specific communicationservicebetween an UserEquipment anda UTRAN accesspoint,69,Node B,RNC,AirBridge,AirBridge,AirBridge,软切换,流,流程示,意,意图,70,软切换,流,流程示,意,意图,同频 不同码,Rake,接受/分集合并,Node B,RNC,AirBridge,AirBridge,AirBridge,71,软切换,流,流程示,意,意图,同频 不同码,RNC,分集合并,Node B,RNC,AirBridge,AirBridge,AirBridge,72,软切换,流,流程示,意,意图(SRNC-DRNC),同频 不同码,SRNC,分集合并,,DRNC,透传,Node B,AirBridge,AirBridge,AirBridge,Serving RNC,Drift RNC,73,软切换,流,流程示,意,意图(SRN,迁,迁移),Node B,AirBridge,AirBridge,AirBridge,Serving RNC,RNC,74,软切换流程,示,示意图(RNC内),软切换前,软切换后,软切换示意图,CN,SRNC,NodeB,NodeB,CN,SRNC,NodeB,NodeB,CN,SRNC,NodeB,NodeB,软切换中,75,软切换流程,(,(RNC内add branch,),),Decision to setup,new RL,7,. DCCH : Active Set Update Complete,6.DCCH: Active Set Update Command,UE,Node B(new),SRNC,NBAP,1. Radio Link Setup Request,NBAP,NBAP,2. Radio Link Setup Response,NBAP,3 ALCAP Iub Data Transport Bearer Setup,Start RX description,DCH-FP,4. Downlink Synchronisation,DCH-FP,DCH-FP,5.Uplink Synchronisation,DCH-FP,Start RX description,RRC,RRC,RRC,RRC,76,软切换流程,(,(RNC内del branch,),),Decision to delete,a RL,2,. DCCH : Active Set Update Complete,1.DCCH: Active Set Update Command,UE,Node B(old),SRNC,NBAP,3. Radio Link Deletion Request,NBAP,NBAP,4. Radio Link Deletion Response,NBAP,RRC,RRC,RRC,RRC,Stop RX and Tx,5 ALCAP Iub Transport Bearer release,77,软切换流程,示,示意图(跨RNC),软切换前,软切换后,无线链路同,时,时增加与删,除,除,CN,SRNC,RNC,NodeB,NodeB,NodeB,CN,SRNC,RNC,NodeB,NodeB,NodeB,78,软切换流程,(,(跨RNC,),),7. Uplink Synchronisation,RNSAP,RNSAP,1. Radio Link Setup Request,Start TX description,RNSAP,RNSAP,4. Radio Link Setup,Response,NBAP,NBAP,2. Radio Link Setup Request,NBAP,NBAP,3. Radio Link Setup Response,Start RX description,Decision to setup,new RL and,release old RL,NBAP,10. Radio Link Deletion Request,NBAP,NBAP,11. Radio Link Release Response,Stop RX and TX,12. ALCAP Iub Data Transport Bearer Release,RRC,RRC,9. DCCH : Active Set Update Complete,RRC,RRC,8. DCCH: Active Set Update Command,Radio Link Addition & Deletion,NBAP,UE,Node B,Drift RNS,Node B,Serving RNS,Drift RNC,Serving RNC,ALCAP Iur Bearer Setup,5. ALCAP Iub Data Transport Bearer Setup,DCH-FP,DCH-FP,DCH-FP,DCH-FP,6. Downlink Synchronisation,79,硬切换流程,示,示意图(RNC内),硬切换前,硬切换后,无线链路不,能,能够同时保,存,存,CN,SRNC,NodeB,NodeB,CN,SRNC,NodeB,NodeB,80,硬切换流程,(,(RNC内,),),UE,Node B,Source,Node B,Target,SRNC,8. DCCH : Physical Channel Reconfiguration Complete,6.DCCH : Physical Channel Reconfiguration,1. Radio Link Setup Request,2. Radio Link Setup Response,9. Radio Link Deletion Request,10. Radio Link Deletion Response,3 ALCAP ub Data Transport Bearer Setup,7. Radio Link Failure Indication,RRC,RRC,NBAP,NBAP,NBAP,RRC,RRC,NBAP,NBAP,NBAP,NBAP,Decide to,handover,Start Rx,Start Tx,DCH-FP,4. Downlink Synchronisation,DCH-FP,DCH-FP,5.Uplink Synchronisation,DCH-FP,NBAP,NBAP,NBAP,11. ALCAP Iub Data Transport Bearer Release,81,硬切换流程,示,示意图(跨RNC),硬切换前,硬切换后,无线链路不,能,能够同时保,存,存,CN,SRNC,RNC,NodeB,NodeB,CN,SRNC,RNC,NodeB,NodeB,82,硬切换流程,(,(跨RNC,通,通过 Iur接口),RNSAP,RNSAP,1. Radio Link Setup Request,UE,Node B,Source,Node B,Target,RNC,Source,RNC,Target,SRNC,RRC,RRC,10. DCCH : Physical Channel Reconfiguration Complete,RRC,7.DCCH : Physical Channel Reconfiguration,RRC,6. ALCAP Iur Data Transport Bearer Setup,NBAP,NBAP,2. Radio Link Setup Request,NBAP,NBAP,3. Radio Link Setup Response,NBAP,NBAP,12. Radio Link Deletion Request,NBAP,NBAP,13. Radio Link Deletion Response,4. ALCAP ub Data Transport Bearer Setup,14. ALCAP Iub Data Transport Bearer Release,RNSAP,RNSAP,15. Radio Link Deletion Response,16. ALCAP Iur Data Transport Bearer Release,RNSAP,5. RL Setup Response,RNSAP,RNSAP,11. Radio Link Deletion Request,RNSAP,NBAP,NBAP,8. Radio Link Failure Indication,RNSAP,RNSAP,9. Radio Link Failure Indication,83,RRC释放,流,流程(DCH),释放过程一,般,般由CN发,起,起;当然在UE异常情,况,况下,SRNC也可以,请,请求释放。,首先释放UE的连接,,然,然后再释放,与,与NodeB的连接。,RRC释放,,,,就是呼叫,的,的结束。,84,RRC释放,流,流程(CCCH),当释放使用,公,公共信道的UE时,可,以,以发现SRNC只要直,接,接释放UE,就,就可以了,,而,而无需释放NodeB,的,的资源,当,然,然也没有数,据,据承载释放,。,。,85,基本信令流,程,程,呼叫总体流,程,程,网络启动流,程,程,UE登记流,程,程,呼叫流程及,软,软切换、硬,切,切换流程,连接移动性,管,管理流程,86,连接移动性,管,管理流程,小区更新流,程,程,URA更新,流,流程,系统间切换,流,流程,SRNCRelocation,流程,87,前向切换,前向切换,(Forward Handover)是UE发起的切,换,换,包括CELL UPDATE,和,和URAUPDATE过程。其,中,中,URAUPDATE过程只,用,用于处于URA_PCH状态的UE进行URA 重选,,以,以及检查RRC连接是,否,否正常。,对于CELL_FACH和CELL_PCH,状,状态的UE,小区重选,处于SA(Service Area),定,时,时器T305超时(此,定,定时器在广,播,播的系统信,息,息中定义),对于CELL_PCH,和,和URA_PCH状态,的,的UE,需要上传数,据,据时(进入CELL_FACH状,态,态),当在PCCH上接收到,寻,寻呼消息时,,,,发起小区,更,更新,CELLUPDATE过程还可,用,用来重建RLC实体不,可,可恢复的错,误,误(丢失连,接,接),以及,监,监视RRC,连,连接的状态,。,。,88,小区更新流,程,程,UE,DRNC,Source,DRNC,Target,SRNC,RNSAP,RNSAP,8. Common Transp. Channel Resources Release,RNSAP,RNSAP,2. Uplink Signalling Transfer,Indication,RNSAP,3. Common Transp. Channel Resources,Initialization Request,RNSAP,RRC,1. CCCH: Cell Update,RRC-relay,RRC,6. DCCH: Cell Update Confirm,RRC,RRC,7. DCCH: RNTI Relocation Complete,RRC,RNSAP,RNSAP,4. Common Transp. Channel Resources,initialization Response,5. ALCAP Iur bearer setup,89,URA更新,流,流程,UE,Target,RNC,5.CCCH: URA Update Confirm,Source,RNC,2.Uplink Signalling Transfer Indication,Serving,RNC,new C-RNTI,D-RNTI, UL message,1.CCCH: URA Update,U-RNTI, URA update cause,RRC-relay,RRC,3. Decision Not to,perform SRNS,relocation,RRC,RRC-relay,RNSAP,RNSAP,4. Downlink Signalling Transfer Request,RNSAP,RNSAP,90,硬切换流程,(,(UMTS-GSM,),),MAP/E,MAP/E,2. Prepare,Handover,BSSMAP,BSSMAP,4. Handover,Reuqest Ack,RANAP,RANAP,13. Iu Release,Complete,BSSMAP,BSSMAP,3. Handover,Request,MAP/E,MAP/E,5. Prepare Handover,Response,RANAP,RANAP,6. Relocation,Command,BSSMAP,BSSMAP,8. Handover,Detect,BSSMAP,BSSMAP,10. Handover,Complete,MAP/E,MAP/E,11. Send End Signal,Request,MAP/E,MAP/E,14. Send End Signal,Response,RANAP,RANAP,1. Relocation Required,UE,Node B,RNC,Serving,CN,MSC,BSC,BTS,RRC,7. DCCH : Inter-System Handover Command,RRC,RR,9. Handover Complete,RR,RANAP,RANAP,12. Iu Release,Command,91,硬切换流程,(,(GSM-UMTS,),),RANAP,RANAP,3. Relocation,Request,BSSMAP,BSSMAP,1. Handover,Requiied,RANAP,RANAP,4. Relocation,Request Ack,MAP/E,MAP/E,5. Prepare Handover,Response,MAP/E,MAP/E,2. Prepare,Handover,BSSMAP,BSSMAP,6. Handover,Command,MAP/E,MAP/E,11. Send End Signal,Request,BSSMAP,BSSMAP,12. Clear,Command,BSSMAP,BSSMAP,13. Clear,Complete,RANAP,RANAP,10. Relocation,Complete,UE,Node B,RNC,Target,CN,MSC,BSC,BTS,MAP/E,MAP/E,14. Send End Signal,Response,RRC,9. DCCH : Handover Complete,RRC,RR,7. Handover Command,RR,RANAP,RANAP,8. Relocation,Detect,92,小区重选流,程,程(UMTS-GPRS),UE,CN,2. UE接入GPRS系统中,Serving,RNC,RANAP,RANAP,4. Iu Release Command,RANAP,RANAP,4. Iu Release Complete,GPRS,1. UE与RNC断开连接,3. 系统间信息交换,数据传递,93,小区重选流,程,程(GPRS-UMTS),UE,Serving,RNC,1. UE接入RNC系统中,CN,2. 与CN建立信令连接,3. 用户面承载建立,GPRS,4. 系统间信息交换,数据传递,94,SRNCRelocation,流程,95,SRNCRelocation,流程,96,UTRAN,网络结构,UTRAN接口协,议,议及功能,基本信令,流,流程,基本呼叫,流,流程,97,开机,手机开机,高层指示RRC搜,索,索网络,搜速过程,中,中,RRC控制L1寻找驻,扎,扎小区(,频,频率,扰,码,码),RRC检,测,测BCH,上,上的系统,消,消息,侦听PCH上的寻,呼,呼信号,RRC通,知,知上层已,经,经进入,IDLE,状态,UE准备,做,做位置更,新,新流程和IMSIAttach流,程,程,CELL_DCH,CELL_FACH,CELL_PCH,URA_PCH,IDLE,DEAD,UE,UTRAN,SYSTEM_INFO,98,MM:,位,位置更新,、,、Attatch(1),Setup Signalling Channel (GSM/UMTS),RADIO ACCESS,LOCATION UPDATE REQUEST (I have moved!),IDENTITY REQUEST (Who are you?),IDENTIFICATION (optional),IDENTITY RESPONSE (I am so&so),AUTHENTICATION REQUEST (Prove who you are),AUTHENTICATION (optional),AUTHENTICATION RESPONSE (Here is the proof),99,MM:,位,位置更新,、,、Attatch(2),CIPHERING MODE COMMAND (Lets talk in our secret language),CIPHERING (optional),CIPHERING MODE COMPLETE (OK),TMSI REALLOCATION COMPLETE (OK),LOCATION UPDATE ACCEPT (I know where you are now.,I will call you TMSI#x),LOCATION UPDATE,RELEASE CONNECTION,Release Signalling Channel (GSM/UMTS),100,呼叫准备,在传送位,置,置更新以,及,及IMSI Attach,等,等高层信,令,令时,UTRAN,的,的RRC,连,连接状态,迁,迁移到cell_FACH,或,或者cell_DCH状,态,态,完成位置,更,更新、IMISAttatch后,,,,UE的,位,位置信息,登,登记到网,络,络侧(Location/ Routing area level),UE具备,做,做主叫(MOC:mobileoriginated calls)或被叫,(,(MTC: mobileterminatedcalls)的准,备,备,RRC状,态,态迁回到,idlemode,101,UE RRC IDLE状,态,态(1),手机监听,寻,寻呼信道(PagingChannel),RRC检,测,测寻呼信,息,息中的ID信息,RRC检,测,测系统消,息,息更新信,息,息,RRC控,制,制L1测,量,量检测,,进,进行小区,重,重选判决,RRC控,制,制进行小,区,区重选,收到寻呼,消,消息、呼,叫,叫、位置,更,更新,高,层,层指示RRC与网,络,络侧间建,立,立RRC,连,连接,CELL_DCH,CELL_FACH,CELL_PCH,URA_PCH,IDLE,DEAD,UE,UTRAN,PAGING TYPE 1,102,UE RRC IDLE状,态,态(2),RRC建,立,立RAN,连,连接,进,入,入CELL_FACH或CELL_DCH,状,状态,RRC建,立,立信令承,载,载,RRC指,示,示RLC,启,启用UM/AM模,式,式进行信,令,令信息传,送,送,网络侧根,据,据具体情,况,况,指示UE进入,专,专用信道(DCH),或,者,者进入PCH状态(DRX),或,者,者释放RRC连接,回,回到IDLE状态,。,。,CELL_DCH,
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