11lte互操作解決方案了解LTE系統(tǒng)間相關(guān)內(nèi)容

移動通信 LTE 移動通信 課程目 移動通信 課程內(nèi) 移動通 系統(tǒng)間互操作的目 移動通信 系統(tǒng)間互操作場景及LTE小規(guī)模應(yīng)用和測方式：Cellreselection、Re-

LTE逐步方式：Packetdatahandover、voiceoverLTEfor 方式：voiceoverLTEfor 移動通信 BasedonradioBasedonradioBasedonBasedonMobilityRadio

Campload

NetworkUE

Subscription/ 移動通 LTE與3G/2G3G/2G接入網(wǎng)設(shè)備不進(jìn)行升3G/2G接入網(wǎng)設(shè)量升3G/2G接入網(wǎng)設(shè)備進(jìn)行全面功LTE->3G/2G重定向√LTE->3G/2GPS切換√LTE->3G/2G語音切換√LTE->3G/2G重定向√LTE->3G/2GPS切換√LTE->3G/2G語音切換√LTE->3G/2G重定向√LTE->3G/2GPS切換√需要RNC/BSS增加廣播信息和信息（包含測量配置）、對用戶、運(yùn)營商無無系統(tǒng)3G/2G->LTE切換速度快 移動通信 PLMN選擇方PLMN選擇方對于LTE->IRAT，一般采用小區(qū)重選方案對IRAT->LTE，初期考慮PLMN重選，后期考慮小區(qū)重選方功能描述（分為UE選擇registeredPLMN、或空閑時使用小區(qū)重選方式返回LTE時使用歸屬PLMN重選的方式返回3G，周為6分鐘的倍。返回LTE時間較長返回LTE時間相對較也可順延成為方案 Intra-3GPP系統(tǒng)結(jié)S1-LTE-S1-Operator'sIP(e.g.IMS,PSS LTE與其他非3GPP系統(tǒng)結(jié)構(gòu)-

Operator'sIP(e.g.IMS,

etc

3GPPNon-

Non-3GPP

LTE與其他非3GPP系統(tǒng)結(jié)構(gòu)-

Operator'sIPServices(e.g.

Non-

3GPPIP

Non-3GPPIP

移動通 LTE與HRPD系統(tǒng)結(jié)S1-

S1-

Operator’s(e.g.IMS,PSS)

3GPP

移動通信 課程內(nèi) 移動通 LTE與UTRAN互操LTELTE->UTRAN-> 移動通信 小區(qū)選擇和重

IntraInterlower INTEGER(0..7) 移動通信 小區(qū)重重選到新小區(qū)的條件主要滿足UE在以前服務(wù)小區(qū)駐留時間超過TrRTRT率，都定了一小區(qū)重定時，當(dāng)在-UTRN小區(qū)中評估重選或重選到其他RT 重選參 重定RandomAccessProcedureinwithRRCConnectionHO 移動通 E-UTRAN到UTRAN的PS切換過程，用于連接狀態(tài)下UE移動性，被為兩個階段：準(zhǔn)備階段和執(zhí)行階

Serving

Uplinkand UserPlaneHandover

ForwardRelocationCreateBearer4a.CreateBearer5a.RelocationRequestCreateBearer6a.CreateBearerForwardRelocationCreateBearer8a.CreateBearer 動

ServingGW

1.Handover2.HOfro-E-UTRAN

UplinkandDownlinkUserPlane4.UTRANIuAccess .HandovertoUTRANSendingofuplinkdata

DownlinkUserPlaneIfDirectForwardingViaTargetSGSNincaseDirectTunnelisnotRelocatonForwardRelocation6a.ForwardRelocationComplete

IfIndirectForwardingForServingGWrelocationSteps7,8and

UpdateBearer

UpdateBearerandthefollowingUserPlanepathhandledbyTargetServingGW

will

UpdateBearer

8a.UpdateBearerUplinkandDownlinkUserPlanePDUs(ViaTargetSGSNifDirectTunnelisnotRouteingAreaUpdate11b.Release

DeleteBearer11a.DeleteBearerDelete 移動通 切

ServingUplinkandDownlinkUserPlane HandoverHandover

ForwardRelocationCaeBarR. CaeBarRseRelocat

DeleteBearer7a.DeleteBearer8.ForwardRelocationResponseHandoverPreparation LTE與UTRAN互操LTELTE->UTRAN->UTRAN到E-UTRAN之間的移動性，需要UTRAN升級支持R8議版 小區(qū)重Blacklistedcellsperfreq 重定向 重定向 移動通

Serving

UplinkandDownlinkUserPlanePDUs(viaSourceSGSNincaseDirectTunnelisnotHandoverRelocation

ForwardRelocationCreateBearer4a.CreateBearerHandover5a.HandoverRequestCreateBearer6a.CreateBearerForwardRelocationCreateBearer8a.CreateBearerResponse

ServingGW

UplinkandDownlinkUserPlanePDUs(vaSourceSGSNifDirectTunnelisnotHOfromUTRANE-UTRANAccessHOtoE-UTRANSending

IfDirectForwarding

7a.ForServingGWrelocationSteps8,9and

andthefollowingUserPlanepath,willbehandledbyTargetServingGW

UplinkandDownlinkUserPlane12b.IuRelease

移動通 切

ServingGWUplinkandDownlinkUserPlanePDUs(viaSourceSGSNincaseDirectTunnel HandoverRelocation

ForwardRelocationCreateBearerHando

4a.CreateBearer Bearer7a.DeleteBearerForwardRelocationResponseRelocationPreparation移動通信 課程內(nèi) LTE與GERAN互操LTELTE->GERAN->考慮GERANA/Gb模式，暫不考慮Iu模 小區(qū)重主要參說GERAN下行頻點(diǎn)組（包含一個或多個頻點(diǎn)GERAN小區(qū)重選優(yōu)先threshX-重選到比服務(wù)頻點(diǎn)優(yōu)先級高的GERAN小區(qū)頻點(diǎn)的高門threshX-重選到比服務(wù)頻點(diǎn)優(yōu)先級低的GERAN小區(qū)頻點(diǎn)的低門ncc-Bitmap，指示頻點(diǎn)組中對應(yīng)的最多8q-GERAN小區(qū)中所需要的最小接收電p-上行最大允許傳輸功t-GERAN小區(qū)重選定時器在中速狀態(tài)下的GERAN小區(qū)重選時間比例因在高速狀態(tài)下的GERAN小區(qū)重選時間比例因 重定 HOdecisionRRCConnectionreleasewithredirection 切BSS必須支持PacketFlowManagement(PFM) 移動通

Target Source Target Serving

PDNServingPDNUplnkand UserPlaneHandover

ForwardRelocationCreateSession4a.CreateSessionPSHandover5a.PSHandoverRequestAcknCreateIndirectDataForwardingTunnel6a.CreateIndirectDataForwardingTunnelForwardRelocationCreateIndirectDataForwardingTunnelRequestCreateIndirectDataForwardingTunnel

HOfromE-UTRAN4GERANA/GbAccessXID

Sendingofuplinkdata

Onlyif”DirectForardinappliesXID

ModifyBearerForServingGWrelocationSteps910and

ModifyBearerandthefollowingUserPlanepath,willbehandledbyTargetServingGW

10a.ModifyBearerModifyBearerXIDNegotiationforLLCRouteingAreaUpdate14b.Release

移動通 切UplinkandDownlinkUserPlane2.Handover3.ForwardRelocation4.CreateSession4a.CreateSession5.PSHandover6.PSHandoverRequest7.DeleteSession7a.DeleteSession9.HandoverPreparationr1. CCOwithRIME-E-RIMRIRN之（如系統(tǒng)信息）， 移動通 CCOwith

RANGERANA/GbAccess

移動通信 了RIM過程。網(wǎng)絡(luò)側(cè)還是通過MobilityFromE-UTRANCommand消息中的CellChangeOrderIE攜帶SystemInformation信息。還是CCOwithNACC方式，可以通過進(jìn)行靈活 移動通信 LTE與GERAN互操LTELTE->GERAN->級到Rel8協(xié)議版 移動通 小區(qū)重GERAN小區(qū)通過系統(tǒng)廣播信息SYSTEMINFORMATION2quater中的SI2quaterRestOctetsIE，或PACKETSYSTEMINFORMATIONTYPE3quater（PSI3quater）IE，將E-UTRAN臨小E-UTRAN_BA_INDbitE-UTRAN帶寬指 _ACTIVEbit指示當(dāng)重選到E-UTRAN臨區(qū)時是否在當(dāng)前服務(wù)小區(qū)執(zhí)行CCN（CellChangeNotification）過Qsearch_C_E-UTRAN_Initialbit(2Qsearch門限，即當(dāng)信號低于E-UTRAN_REP_QUANTbitE-UTRAN小區(qū)測量 移動通信 E-UTRAN臨區(qū)信1 bit(16E-UTRAN{0|1<MeasurementBandwidth:bit(3)>}}**0 E-UTRAN_PRIORITYbit(3E-UTRANTHRESH_E-UTRAN_highbit(5 先級高的E-UTRAN小區(qū)頻點(diǎn)的高門{0|1<THRESH_E-UTRAN_low:bit(5)>} 0|1E-UTRAN_QRXLEVMINbit(5 E-UTRAN 移動通 重定MeasurementHOHO 移動通信 切UE處于READY狀態(tài)，對于不同狀態(tài)及相互關(guān)系參見BSS必須支持PacketFlowManagement(PFM) GPRSGPRSREADYtimerGPRSGPRSREADYtimerexpiryForcetoPDUGPRSGPRSCancelCancelREADYtimerexpiryForcetoAbnormalRLCPDUMMStateModelof MMStateModelof 移動通 切換-準(zhǔn)備階 ServingUplinkandDownlinkUserPlane

HandoverPSHandover

ForwardRelocationCreateSessionRequest4a.CreateSessionResponseHandoverReq5a.handoverRequestCreateIndirectDataForwardingTunnel6a.CreateIndirectDataForwardingTunnelForwardRelocationCreateIndirectDataForwardingTunnelRequestCreateIndirectDataForwardingTunnel 移動通信

Serving 執(zhí)行

UplinkandDownlinkUserPlaneOnlyif'DirectForwarding'Onlyif'IndirectForwarding' .PSHORequired2.PSHandoverE-UTRANAccessHOtoE-UTRANHandoverSendingofuplinkdata

ForwardRelocation7a.ForwardRelocationComplete8ModifyBearerModifyBearer ServingGWrelocationStesp8,9and10,

thefollowingUserPlanepath,wiblehandledbyTargetServingGW

9a.ModifyBearerModifyBearerUplinkandDownlinkUserPlaneBSSPacketFlowDeleteTrackingAreaUpdateDeleteSessionRequest13a.DeleteSessionResponseDeleteIndirectDataForwardingTunnel14a.DeleteIndirectDataForwardingTunnel 移動通 切ServingUplinkandDownlinkUserPlaneHandoverPSHandover

CreateSessionRequest4a.CreateSessionResponseHandoverHandover7a.DeleteSessionPSHandoverRequiredNegative 移動通

PacketDataHandoverRandomAccessProcedureinE-Resource

移動通信 課程內(nèi) 移動通信 LTE與HRPD互操LTELTE->HRPD-> 移動通 小區(qū)重移動通信 小區(qū)重（SystemInformationBlockType8），還會廣播 移動通信 小區(qū)重后在HRPD執(zhí)行接入過方式2：UE已在目標(biāo)HRPD網(wǎng)絡(luò)建立dormantHRPD 移動通信 優(yōu)化結(jié)構(gòu)的空閑模式移動E-HRPDAccessE-HRPDAccess2.UEdecisiontoperformcellre-selection3.HRPDConnection4.A11Reg.Req.(ActivePMIPBindingPMIPBnding7.A11Reg.6a.PCEFInitiatedIP-CANSessionModificationProcedure8.HRPDTrafficChannel9HRPD10.HRPDConnectionS-4a.FetchingPDNGW1.UEisin11.P-GWinitiatesresourceallocationdeactivatione 移動通 重定HRPDHRPDHOHORRCConnectionreleasewithPerformPerformtrafficchannelacquisitioninHRPDHRPD 移動通信 切2Utrustd-3GP非優(yōu)化切換，提供U與HRPUEHRDU優(yōu)化切換：采用101/10接口支持U從-UTRNHRIHRPDU，并且通過IstrdTRU，以指示UHR預(yù)UHRDUE釋放該UE-UTRAN到HRPD的優(yōu)化切換，分為兩個階段：預(yù)階段和切階 移動通 階 E-

HRPD

S-UEregisteredinMMEoranongoingdatasessionDecisiontopre-registerwithHRPD

HRPDRadioSessionEstablishmentSignalingUplink/DownlinkDirectTransferS1CDMA2000 A11/A10SignalingHRPDEA-AKA

DirectTransferS1CDMA2000 7.HRPDIPEstablishmentUplink/DownlinkDirectTransferS1CDMA2000 HRPDL2SessionUplink/DownlinkDirectTransferS1CDMA2000

GatewayControlSessionEstablshment9.PCRF

w.hrNcoMME

切換階

CDMA-

HRPD

ModificationProcedure16.UEContext

17a.DeleteBearerRequest18.P-GW 移動通信 LTE與HRPD互操LTELTE->HRPD-> 移動通信 小區(qū)重E-UTRA頻點(diǎn)1表示E-UTRA頻點(diǎn)優(yōu)先當(dāng)PerChannePriorityIncluded為0E-UTRA小區(qū)所需要的最小接收電平當(dāng)PerChannePriorityIncluded為0時，該參數(shù)無效E-TURA小區(qū)重選門當(dāng)PerChannePriorityIncluded為0時，該參數(shù)無效E-TURA小區(qū)的測量帶寬當(dāng)PerChannelMBIncluded為0時，該參數(shù)無效Blacklist列表 移動通信 OptimizedIdleMode要 到E-UTRAN HRPD

HRPDRadioUEdecisiontoperformcellre-MessageX(AttachSameastheactivemodehandoverprocedureinfigure9.5-1step4~LTERadioTAU

ModifyBearerTAU 8.ModifyBearerReleaseofHRPD 移動通信 重定 移動通信 切 切換執(zhí)

HRPDRadiotoE-UTRAN

MessageX(Attach5.Message

DirectTransfer(S101SessionID,DirectTransfer(S101Session

LocationupdateandSubscriberdataPCEFInitiatedIP-CANSessionModif