WCDMA_ALU

March 25, 2018 | Author: Subrata Sen | Category: Physical Layer Protocols, Telecommunications, Radio Technology, Telecommunications Standards, Data Transmission
Share
Report this link


Comments



Description

All Rights Reserved © Alcatel-Lucent 2009WCDMA RRM&Parameter 2010/1 All Rights Reserved © Alcatel-Lucent 2009 目录 1. 手机在CELL_IDLE,CELL_FACH,CELL_PCH 状态下的算法和参数 2. 手机在CELL_DCH状态下的算法和参数 3. 功率及功率控制 Do not delete this graphic elements in here: All Rights Reserved © Alcatel-Lucent 2009 1.Mobility Idle Mode All Rights Reserved © Alcatel-Lucent 2009 1.1 Network Selection All Rights Reserved © Alcatel-Lucent 2009 1 Network Selection 1.1 PLMN Selection  Describe Cell reselection and associated parameters MCC MNC MSIN mobileCountryCode (Operator) mobileNetworkCode (Operator) mobileCountryCode (RNC) mobileNetworkCode (RNC) mobileCountryCode (CsCoreNetworkAccess) mobileNetworkCode (CsCoreNetworkAccess) mobileCountryCode (PsCoreNetworkAccess) mobileNetworkCode (PsCoreNetworkAccess) mobileCountryCode (FDDCell) mobileNetworkCode (FDDCell) Preferred PLMN List Forbidden PLMN List All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 1.2 Cell Selection in Idle Mode All Rights Reserved © Alcatel-Lucent 2009 2 Cell Selection in Idle Mode 2.1 Cell Selection Criteria Srxlev > 0  CPICH_RSCP > qRxLevMin + Pcompensation S Criteria AND qQualMin qRxLevMin Squal > 0  CPICH_Ec/No > qQualMin FDDCell CellSelectionInfo All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 2 Cell Selection in Idle Mode 2.2 UE Power Compensation NodeB RNC FDDCell CellSelectionInfo RadioAccessService DedicatedConf PowerConfClass Pcompensation = max (sibMaxAllowedUlTxPowerOnRach – P_MAX, 0) Srxlev > 0  CPICH_RSCP > qRxLevMin + Pcompensation UE Class P_MAX 1 +33 dBm 2 +27 dBm 3 +24 dBm 4 +21 dBm qRxLevMin sibMaxAllowedUlTxPowerOnRach powerConfId All Rights Reserved © Alcatel-Lucent 2009 3 Cell Reselection in Idle Mode Principles All Rights Reserved © Alcatel-Lucent 2009 3 Cell Reselection in Idle Mode Principles 3.1 General Concept HM not detected Cell Reselection after tReselection Higher priority is favored HM detected Cell Reselection after tReselection * speedDependScalingFactor Lower priority is favored P1 P2 P2 P2 C o p y r ig h t © 1 9 9 6 N o r th e r n T e le c o m P3 P3 P3 P3 P3 P3  2 different 3GPP UE algorithms  Classical for mono-layer network  Hierarchical Cell Structure (HCS) algorithm  HCS Priority for Serving cell and Neighboring cells are introduced (between 0 and 7)  Both algorithms steps:  Define which type of neighboring cells have to be measured (intra-freq, inter-freq, inter-RAT)  Check if measured cells are eligible to cell reselection  Rank the eligible cells to eventually perform cell reselection  Different behaviors in case:  HCS is used / NOT used  High-Mobility Detection (HMD) is detected / NOT detected All Rights Reserved © Alcatel-Lucent 2009 3 Cell Reselection in Idle Mode Principles 3.2 Mobility in Idle mode, Cell_FACH, Cell_PCH and URA_PCH Cell Selection S criterion Cell Reselection without HCS Measurements Rules without HCS Cell Ranking without HCS using High Mobility Detection Level + Quality R criteria Cell Reselection with HCS Measurements Rules with HCS using High Mobility Detection Quality Level Threshold H Criterion Cell Ranking with HCS using High Mobility Detection HCS is used HCS is not used Level + Quality R criteria Cell Filtering using HCS Priority All Rights Reserved © Alcatel-Lucent 2009 3 Cell Reselection in Idle Mode Principles 3.3 Idle Mode Neighboring List sib11AndDchNeighbouringFddCellAlgo (FDDCell) sib11OrDchUsage (UMTSFddNeighbouringCell) (GsmNeighbouringCell) Max 48 cells SIB11 Neighboring List • UMTSFddNeighbouringCell List • GsmNeighbouringCell List FDDCell Neighboring List • intra-frequency FDDCells • inter-frequency FDDCells • GSM Cells All Rights Reserved © Alcatel-Lucent 2009 3 Cell Reselection in Idle Mode Principles 3.4 Cell Reselection Eligibility Criteria UMTSFddNeighbouringCell Srxlev > 0 Squal > 0 > > + Pcompensation CPICH_Ec/No qQualMin (UMTSFddNeighbouringCell) qRxLevMin (UMTSFddNeighbouringCell) CPICH_RSCP AND GSMNeighbouringCell QRxLeavMeas > qRxLevMin (GSMNeighbouringCell) + Pcompensation Srxlev > 0 Max(MaxAllowedUlTxPower - P_max, 0) (GSMNeighbour/GsmCell) Max(MaxAllowedUlTxPower - P_max, 0) (UmtsNeigbouringRelation) All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 3 Cell Reselection in Idle Mode Principles 3.5 High Mobility Detection Nb of Reselection > nCr during tCrMax UE not in High Mobility state UE enters High Mobility state Nb of Reselection <= nCr during tCrMax + tCrMaxHyst nCr tCrMax tCrMaxHyst FDDCell CellSelectionInfo CrMgt All Rights Reserved © Alcatel-Lucent 2009 1.4 Cell Reselection in Idle Mode without HCS All Rights Reserved © Alcatel-Lucent 2009 4 Cell Reselection in Idle mode without HCS 4.1 Measurements Rules without HCS sIntraSearch sInterSearch sSearchRatGsm isHcsUsed = False sSearchHcs sHcsRatGsm Intra-frequency No measurement Intra-frequency Inter-frequency Inter-frequency Intra-frequency Inter-frequency GSM Inter-frequency GSM Srxlev sInterSearch sIntraSearch sSearchRatGsm sSearchHcs sHcsRatGsm Squal FDDCell CellSelectionInfo All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 4 Cell Reselection in Idle mode without HCS 4.2 Level Ranking Criterion without HCS qHyst1 (CellSelectionInfo) UMTSFddNeighbouringCell GSMNeighbouringCell CPICH_RSCP qOffset1sn (UMTSFddNeighbouringCell) CPICH_RSCP R L s = + R L criterion for Serving Cell R L criterion for FDD Neighboring Cell R L n = – FDDCell RxLev qOffset1sn (GSMNeighbouringCell) R L n = – R L criterion for GSM Neighboring Cell qHyst1 (CellSelectionInfo) qOffset1sn (UmtsNeighbouringRelation) qOffset1sn (GsmNeighbouringCell) All Rights Reserved © Alcatel-Lucent 2009 4 Cell Reselection in Idle mode without HCS 4.3 Quality Ranking Criterion without HCS R Q n = – R Q s = + CPICH_Ec/No CPICH_Ec/No qHyst2 (CellSelectionInfo) qOffset2sn (UMTSFddNeighbouringCell) R Q criterion for Serving Cell R Q criterion for Neighboring Cell FDDCell UMTSFddNeighbouringCell qHyst2 (CellSelectionInfo) qOffset2sn (UmtsNeighbouringRelation) All Rights Reserved © Alcatel-Lucent 2009 4 Cell Reselection in Idle mode without HCS 4.4 Cell Ranking Algorithm FDDCell CPICH_Ec/No CPICH_RSCP Best cell is a ..? Best GSMCell is reselected GSMCell Best FDDCell after First Ranking is reselected Best FDDCell after Second Ranking is reselected qualMeas = ..? Eligible Cells First Ranking R L (CPICH_RSCP & RxLev) Second Ranking R Q (CPICH_Ec/No) qualMeas (cellSelectionInfo) All Rights Reserved © Alcatel-Lucent 2009 4 Cell Reselection in Idle mode without HCS 4.5 Triggering Algorithm UMTSFddNeighbouringCell Inter-freq UMTSFddNeighbouringCell Intra-freq GSMNeighbouringCell Serving FDDCell tReselection (UE not in High Mobility) tReselection x speedDependScalingFactorTReselection (UE in High Mobility) tReselection x interRatScalingFactorTReselection (UE not in High Mobility) tReselection x speedDependScalingFactorTReselection x interRatScalingFactorTReselection (UE in High Mobility) tReselection x interFreqScalingFactorTReselection (UE not in High Mobility) tReselection x speedDependScalingFactorTReselection x interFreqScalingFactorTReselection (UE in High Mobility) speedDependScalingFactorTReselection (CrMgt) tReselection interFreqScalingFactorTReselection interRatScalingFactorTReselection (CellSelectionInfo)  Cell reselection triggered if  the target cell remains best-ranked during more than tReselection sec  the UE has been camping on the current serving cell since at least 1 sec  For R5 UE, tReselection is replaced by All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 1.5 Cell reselection in non-DCH Connected Mode All Rights Reserved © Alcatel-Lucent 2009 6 Cell reselection in non-DCH Connected Mode 6.1 SIB 4 and SIB 12 Broadcast isDynamicSibAlgoWithSbAllowed (RadioAccessService) SIB1 1 + DCH DCH SIB1 1 + DCH DCH DCH DCH SIB1 1 + DCH SIB1 1 + DCH SIB1 1 + DCH DCH DCH DCH SIB1 1 + DCH DCH SIB1 1 + DCH SIB1 1+ DCH SIB1 1 + DCH DCH DCH DCH DCH DCH SIB1 1 + DCH Serving FDDCell DCH SIB1 1 + DCH DCH DCH SIB1 1 + DCH DCH DCH Cell_FACH Cell_PCH URA_PCH sib4Enable (FDDCell) sib12Enable (FDDCell) All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 6 Cell reselection in non-DCH Connected Mode 6.2 Sib3 / Sib 11 Parameters & Objects UmtsNeighbouring UmtsNeighbouringRelation CellSelectionInfo RNC NodeB FddCell FachMeasOccasionInfo CrMgt HcsCellParam UmtsFddNeighbouringCell UmtsNeighbouringHcsTemporaryOffsets UmtsNeighbouringHcsCellParam New objects Existing related parameters cellAccessrestriction All Rights Reserved © Alcatel-Lucent 2009 6 Cell reselection in non-DCH Connected Mode 6.3 SIB4 Parameters & Objects CellSelectionInfoConnectedMode NodeB FddCell New objects Existing related parameters FachMeasOccasionInfo CrMgt HcsCellParam cellSelectReselectInfoPchFach cellAccessRestrictionConnectedMode tReselection qHyst1 qHyst2 R’99/R4 UEs R5/R6 UEs tReselectionPch tReselectionFach qHyst1Pch qHyst1Fach qHyst2Pch qHyst2Fach All Rights Reserved © Alcatel-Lucent 2009 6 Cell reselection in non-DCH Connected Mode 6.4 SIB 12 Parameters & Objects – UMTS FDD Neighbor FddNeighCellSelectionInfoConnectedMode UmtsNeighbouringRelation UmtsNeighbouring RNC NodeB Fddcell UmtsFddNeighbouringCell UmtsNeighbouringHcsTemporaryOffsets UmtsNeighbouringHcsCellParam New objects Existing related parameters qQualMin qRxlevMin qOffset1sn qOffset2sn maxAllowedUlTxPower hcsPrio qHcs All Rights Reserved © Alcatel-Lucent 2009 6 Cell reselection in non-DCH Connected Mode 6.5 SIB 12 Parameters & Objects – GSM Neighbor GsmCellSelectionInfoConnMode GSMCell GSMNeighbour RNC NodeB Fddcell GsmNeighbouringCell GsmHcsTemporaryOffsets GsmgHcsCellParam New objects Existing related parameters qRxlevMin qOffset1sn hcsPrio qHcs GSMCellCellSelectionInfoCMForGsmCell maxAllowedUlTxPower All Rights Reserved © Alcatel-Lucent 2009 1.6 Cell Status and Reservation All Rights Reserved © Alcatel-Lucent 2009 7 Cell Status and Reservation 7.1 Cell Status and Reservation Process barred notReserved allowed notAllowed only UE with Access Classes 11 / 15 are accepted reserved try to select a cell of another frequency if no other cell all UE Access Classes are accepted notReserved reserved other UE barredOrNot (FDDCell) = ..? intraFreqCellReselectInd (FDDCell) = ..? cellReservedForOperatorUse (FDDCell) = ..? cellReservationExtension (FDDCell) = ..? try to reselect same cell wait tBarred (FDDCell) notBarred try to select another cell of the same frequency All Rights Reserved © Alcatel-Lucent 2009 1.7 Location Registration All Rights Reserved © Alcatel-Lucent 2009 8 Location Registration 8.1 LAC/RAC/SAC LAC 2 RAC 1 RAC 2 SAC 1 SAC 2 LAC 1 RNC locationAreaCode (FDDCell) routingAreaCode (FDDCell) serviceAreaCode (FDDCell) Core Network Domains Sac (FDDCell->CBSResource) Broadcast Domain Do not delete this graphic elements in here: All Rights Reserved © Alcatel-Lucent 2009 2.手机在CELL_DCH状态下的算法和参数 All Rights Reserved © Alcatel-Lucent 2009 2.1 Mobility Requirements All Rights Reserved © Alcatel-Lucent 2009 1 Mobility Requirements 1.1 Soft Handover Types FDDcell FDDcell FDDcell Inter-RNC SHO Core Network Node B Node B RNC RNC FDDcell FDDcell FDDcell Node B Intra-RNC SHO Intra-NodeB SHO (Softer) All Rights Reserved © Alcatel-Lucent 2009 1 Mobility Requirements 1.2 Hard Handover Types FDDcel l 3G to 2G HHO Core Network Node B Node B RNC RNC FDDcel l Node B Intra-RNC HHO FDDcel l FDDcel l FDDcel l FDDcel l GSMcell 2G to 3G HHO Inter-RNC HHO All Rights Reserved © Alcatel-Lucent 2009 1 Mobility Requirements 1.3 Periodic vs. Full Event Triggered Reporting isEventTriggeredMeasAllowed (FDDCell) RRC Measurement Control (Intra-frequency, Periodical Reporting) RNC FALSE RNC RRC Measurement Control (Ec/No, 1A, 1B, 1C, 1D, 1E, 1F) RRC Measurement Control (Ec/No, 2D, 2F) RRC Measurement Control (RSCP, 2D, 2F) TRUE All Rights Reserved © Alcatel-Lucent 2009 1 Mobility Requirements 1.4 Periodical Reports Processing Active Set cells + 6 Best Monitored Set cells + 3 Best Detected Cells RRC Measurement Report RRC Measurement Report RNC - 1 - Alarm Hard Handover criteria evaluation (Primary Cell) • Inter-Frequency Hard Handover (3G to 3G) • Inter-System Hard Handover (3g to 2G) - 2 - Active Set update - 3 - Primary Cell election All Rights Reserved © Alcatel-Lucent 2009 1 Mobility Requirements 1.5 Intra-Freq CNL Management A1 NA2 NA1 A3 NA2 A2 NA1 NA3 NA1 NA2 NA1 NA2 NA3 NA1 NA3 NA3 NA2 NA3 NA2 NA3 Primary Cell Monitored Set Monitored Set Prl Type1 or Type2 isCompoundingCellListActivated (RadioAccessService) typeOfCompoundingNeighbourListIntraFreq (FDDCell and NeighbouringRNC) All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 1 Mobility Requirements 1.6 CNL: typeOfCompoundingNeighbourListIntraFreq Entire Active Set Cells + Primary Cell static neighboring for DCH mode + AS first best leg static neighboring for DCH mode + AS second best leg static neighboring for DCH mode + ... SHO Neighboring List Primary Cell static neighboring for DCH mode + first best monitored cell and its static neighboring for DCH mode + second best monitored cell and its static neighboring for DCH mode + ... non-SHO Neighboring List Primary Cell Change OR Active Set Modification OR SHO to non-SHO Transition OR Dedicated Connection Initiation Type2 All Rights Reserved © Alcatel-Lucent 2009 1 Mobility Requirements 1.6 CNL: typeOfCompoundingNeighbourListIntraFreq [cont.] “Sponsoring” Cells = ASET neighbourCellPrio = [0...62] (UMTSFddNeighbouringCell) Priority Level  For each sponsoring cell, build a neighbouring list ordered by neighbourCellPrio  Build the final intra-frequency neighbouring list as follows: 1. Add the sponsoring cells 2. Select the numOfPrimaryCellNeighbourIntraFreq first cells from Primary Cell's neighbouring list • Defined under RadioAccessService 3. Then perform the selection by number of occurrence • In case of conflict, select: • the one whose sponsoring cell has the highest Ec/No • then the one with highest neighbourCellPrio 4. Until maxCompoundingListSizeIntraFreq is reached Intra-Freq Neighboring List compounding Algorithm Primary Cell Change OR Active Set Modification OR SHO to non-SHO Transition OR Dedicated Connection Initiation A1 NA2 NA1 A3 NA2 A2 NA1 NA3 NA1 NA2 NA1 NA2 NA3 NA1 NA3 NA3 NA2 NA3 NA2 NA3 Type1 All Rights Reserved © Alcatel-Lucent 2009 2.2 Active Set Management (Soft HO) All Rights Reserved © Alcatel-Lucent 2009 2 Active Set Management 2.4 Event 1A Best Cell New Cell CPICH_EC/No entering reporting range leaving reporting range E v e n t 1 A E v e n t 1 A E v e n t 1 A timeToTrigger1A (FullEventHOConfShoMgtEvent1A) repInterval1A (FullEventRepCritShoMgtEvent1A) amountRep1A (FullEventRepCritShoMgtEvent1A) ) 2 / ( 10 ) 1 ( 10 10 1 1 1 a a Best N i i New New H R LogM W M Log W CIO LogM A ÷ ÷ · · ÷ + | | . | \ | · · > + · ¿ = maxNbReportedCells1A (FullEventRepCritShoMgtEvent1A) wParam (static) cpichEcNoReportingRange1A hysteresis1A (FullEventHOConfShoMgtEvent1A) neighbouringCellOffset (UMTSNeighbouringRelation) maxActiveSetSize (UsHoConf) All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 2 Active Set Management 2.5 Event 1B Best Cell Old Cell CPICH_EC/No leaving reporting range entering reporting range E v e n t 1 B E v e n t 1 B timeToTrigger1B (FullEventHOConfShoMgtEvent1B) repInterval1B (FullEventRepCritShoMgtEvent1B) amountRep1B (FullEventRepCritShoMgtEvent1B) cpichEcNoReportingRange1B hysteresis1B (FullEventHOConfShoMgtEvent1B) E v e n t 1 B E v e n t 1 B maxNbReportedCells1B (FullEventRepCritShoMgtEvent1B) ) 2 / ( 10 ) 1 ( 10 10 1 1 1 b b Best N i i Old Old H R LogM W M Log W CIO LogM A + ÷ · · ÷ + | | . | \ | · · s + · ¿ = wParam (static) neighbouringCellOffset (UMTSNeighbouringRelation) All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 2 Active Set Management 2.6 Event 1C AS Cell InAS Cell CPICH_EC/No leaving reporting range entering reporting range E v e n t 1 C E v e n t 1 C timeToTrigger1C (FullEventHOConfShoMgtEvent1C) repInterval1C (FullEventRepCritShoMgtEvent1C) amountRep1C (FullEventRepCritShoMgtEvent1C) hysteresis1C (FullEventHOConfShoMgtEvent1C) E v e n t 1 C E v e n t 1 C maxNbReportedCells1C (FullEventRepCritShoMgtEvent1C) New Cell ) 2 / 10 10 1 c InAS InAS New New H CIO LogM CIO LogM + + > + neighbouringCellOffset (UMTSNeighbouringRelation) maxActiveSetSize (UsHoConf) All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 2 Active Set Management 2.7 Event 1E AS Cell New Cell CPICH_EC/No leaving reporting range entering reporting range E v e n t 1 E timeToTrigger1E (FullEventHOConfShoMgtEvent1E) absolute threshold maxNbReportedCells1E (FullEventRepCritShoMgtEvent1E) 2 / 10 1 1 e e New New H T CIO LogM + > + neighbouringCellOffset (UMTSNeighbouringRelation) cpichEcNoReportingRange1E hysteresis1E (FullEventHOConfShoMgtEvent1E) maxActiveSetSize (UsHoConf) All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 2 Active Set Management 2.8 Event 1F AS Cell Old Cell CPICH_EC/No leaving reporting range entering reporting range E v e n t 1 F timeToTrigger1F (FullEventHOConfShoMgtEvent1F) absolute threshold maxNbReportedCells1F (FullEventRepCritShoMgtEvent1F) 2 / 10 1 1 f f Old Old H T CIO LogM - s + neighbouringCellOffset (UMTSNeighbouringRelation) cpichEcNoReportingRange1F hysteresis1F (FullEventHOConfShoMgtEvent1F) All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 2.3 Primary Cell Change All Rights Reserved © Alcatel-Lucent 2009 3 Primary Cell Change 3.1 Primary Cell Election: Periodical Mode IF Cell(i) was in previous Active Set AND Cell(i) is in new Active Set AND Ec/No(i) – Drop Primary Delta ≥ Ec/No(Primary Cell) THEN Cell(i) is candidate for Primary Cell Election ELSE Keep Cell(i) in Active Set IF Ec/No(i) is the highest of all candidate cells THEN Cell(i) is the new Primary Cell ELSE Keep Cell(i) in Active Set primaryRlDelta (SoftHoConf) Candidate Cells Selection Primary Cell Election New Active Set Cell 1 Cell 2 Cell 3 Cell 4 Candidate Cells Cell 1 Cell 3 Candidate Cells Cell 1 Cell 3 Cell 3 All Rights Reserved © Alcatel-Lucent 2009 3 Primary Cell Change 3.2 Primary Cell Change: Event 1D Best Cell CPICH_EC/No leaving reporting range entering reporting range E v e n t 1 D timeToTrigger1D (FullEventHOConfShoMgtEvent1D) hysteresis1D (FullEventHOConfShoMgtEvent1D) neighbouringCellOffset (UMTSNeighbouringRelation) maxNbReportedCells1D useCIOfor1D (FullEventRepCritShoMgtEvent1D) NotBest Cell ) 2 / 10 10 1d Best Best NotBest NotBest H CIO LogM CIO LogM ± + · > + · All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 3 Primary Cell Change 3.3 Service Based Intra-Freq Mobility : RAN Model RadioAccessService DedicatedConf HoConfClass [0..30] UsHoConf [0..21] SoftHoConf FullEventHoConfShoMgt FullEventHoConfShoMgtEvent1… Event1AHoConfInSIB11 FDDCell MeasConfClass [0..14] cpichEcNoReportingRange1A timeToTrigger1A hysteresis1A maxActiveSetSize legDroppingDelta legAdditionDelta primaryRlDelta DlUserService NeighbouringRNC isEvent1EUsed isEvent1FUsed hysteresis1 C hysteresis1 D hysteresis1 A hysteresis1 B hysteresis1E hysteresis1F mobilityServiceType maxActiveSetSize timeToTrigger1A timeToTrigger1B timeToTrigger1C timeToTrigger1D timeToTrigger1E timeToTrigger1F cpichEcNoReportingRange1 A cpichEcNoReportingRange1 B cpichEcNoReportingRange1 E cpichEcNoReportingRange1F ShoLinkAdditionParams shoLinkAdditionCpichEcNoThreshold ShoLinkDeletionParams shoLinkDeletionCpichEcNoThreshold All Rights Reserved © Alcatel-Lucent 2009 2.4 Intra-Freq Hard HO All Rights Reserved © Alcatel-Lucent 2009 4 Intra-Freq Hard HO 4.1 Intra-Freq Inter-RNC Mobility w/o Iur : HHO Activation Measurement Report Measurement ID Measurement Reporting Quantity Measurement Results  Measurement Id 1:  Cell A, B & C are candidates to SHO (specified in the new IE)  1A, 1B, 1C, 1D, 1E and 1F (dedicated to SHO)  Cell A, B & C could be candidates to HHO in case IUR link is down  Measurement Id 16:  Cell D is candidate to HHO (specified in the new IE)  Event 1A is the only event provisioned as SHO can NOT be performed without IUR SRNC RNC1 RNC2 Cell A F1 Cell B F1 Cell C F1 Cell D F1 isIntraFreqInterRncHHOAllowed isIntraFreqInterRncHhoOnIurLinkDownAllowed isEventTriggeredMeasAllowed Measurement Control (new IE: Cells for measurements ) All Rights Reserved © Alcatel-Lucent 2009 4 Intra-Freq Hard HO 4.2 RRC Measurement Control Configuration  No influence of isIntraFreqInterRncHHOIurLinkDownAllowed  This flag is only used at RRC Measurement Report (MR) processing (cf. next slide)  E1A triggering conditions depend on MeasId  Detected set and monitored set for MeasId1  Only Monitored Set for MeasId16  Specific E1A parameters for MeasId16 RRC Measurement Control for MeasId1 RRC Measurement Control for MeasId2 isIntraFreqInterRncHHOAllowed = FALSE Measurement Identity = MeasId1, New intra-frequency cells = {SHO candidate list} Not sent by RNC isIntraFreqInterRncHHOAllowed = TRUE Measurement Identity = MeasId1, New intra-frequency cells = {SHO candidate list + HHO candidate list} Cells for measurements = {SHO candidate list} Measurement Identity = MeasId16, New intra-frequency cells is empty as already present in MeasId1 Cells for measurements = {HHO candidate list} All Rights Reserved © Alcatel-Lucent 2009 4 Intra-Freq Hard HO 4.3 HHO Detection after MeasId1: Iur link is down RNC RadioAccessService UmtsNeighbouring isIntraFreqInterRncHHOAllowed = TRUE isIntraFreqInterRncHhoOnIurLinkDownAllowed = TRUE isHsdpaHhoWithMeasAllowed isEdchHhoWithMeasAllowed UmtsNeighbouringRelation neighbouringCellOffset DlUserService IntraFreqTargetCellParams minimumCpichEcNoValueForHHO minimumCpichRscpValueForHHO Case of MeasId1 (e1a) leading to HHO detection Cells 1 2 3 4 cpichEcNoReportingRange1A – hysteresis1A / 2 This best cell meets the criteria for RL addition SHO but IUR is down  HHO is triggered Links from ASET Measured links (SHO candidates) Measured links (HHO candidates) minimumCpichEcNoValueForHHO All Rights Reserved © Alcatel-Lucent 2009 4 Intra-Freq Hard HO 4.4 HHO Detection after MeasId16: Iur link is not provisioned minimumCpichEcNoValueForHHO Cells 1 2 3 4 cpichEcNoReportingRange – hysteresis / 2 This best cell can NOT be added into the ASET as IUR is not provisioned  HHO is triggered Case of MeasId16 leading to HHO detection Links from ASET Measured links (SHO candidates) Measured links (HHO candidates) RNC RadioAccessService UmtsNeighbouring isIntraFreqInterRncHHOAllowed = TRUE isHsdpaHhoWithMeasAllowed isEdchHhoWithMeasAllowed UmtsNeighbouringRelation neighbouringCellOffset DlUserService IntraFreqTargetCellParams minimumCpichEcNoValueForHHO minimumCpichRscpValueForHHO All Rights Reserved © Alcatel-Lucent 2009 4 Intra-Freq Hard HO 4.5 RAN Model DedicatedConf RadioAccessService RNC FddCell HoConfClass UsHoConf FullEventHoConfHhoMgt MeasurementConfClass FullEventRepCritHhoMgt FullEventRepCritEvent1AWithoutIur DlUserService IntraFreqTargetCellParams FullEventHOConfHhoMgtEvent1AWithoutIur amountRep maxNbReportedCells repInterval isIntraFreqInterRncHHOAllowed isIntraFreqInterRncHhoOnIurLinkDownAllowed isHsdpaHhoWithMeasAllowed isEdchHhoWithMeasAllowed minimumCpichEcNoValueForHHO minimumCpichRscpValueForHHO isEventTriggeredMeasAllowed cpichEcNoReportingRange hysteresis timeToTrigger All Rights Reserved © Alcatel-Lucent 2009 2.5 SRNS Relocation (UE not Involved) All Rights Reserved © Alcatel-Lucent 2009 5 SRNS Relocation (UE not Involved) 5.1 Principle PS After the SRNS relocation and location registration: data path is optimised Before the SRNS relocation and location registration: soft handover has been done via the Iur interface LA2, RA2 LA2, RA2 HLR HLR GGSN GGSN New SGSN Old SGSN Old SGSN New SGSN Old MSC Old MSC SourceS RNC Target RNC Target SRNC Source RNC UE UE LA1, RA1 LA1, RA1 New MSC New MSC CS All Rights Reserved © Alcatel-Lucent 2009 5 SRNS Relocation (UE not Involved) 5.2 Example: Call Flow PS UE Source RNC Target RNC Old SGSN New SGSN GGSN 1. Decision to perform SRNS Reloc 2. Relocation Required 3. Forward Relocation Request 4a. Relocation request 4c. Relocation Request Ack 5. Forward Relocation Response 6. Relocation Command 7. Relocation Commit 8. Relocation Detect 9a. RAN Mobility Information 9b. RAN Mobility Info Confirm 10. Relocation Complete 13a. Update Pdp context Req 13b. Update Pdp context Resp. 11a. Forward Reloc Complete 11b. Forward Reloc Complete Ack 12a. Iu Release Command 12b. Iu Release Complete 14. Routing Area Update (If RAI changes) NodeB 4b. Iub Sync Relocation Preparation Relocation Execution All Rights Reserved © Alcatel-Lucent 2009 5 SRNS Relocation (UE not Involved) 5.3 Parameters is3Gto3GWithIurAllowed timeToTrigger3Gto3GWithIur RNC RadioAccessService NeighbouringRNC isOutgoing3Gto3GWithIurAllowedForCsConversational isOutgoing3Gto3GWithIurAllowedForCsCsStreaming isOutgoing3Gto3GWithIurAllowedForCsPsInteractive isOutgoing3Gto3GWithIurAllowedForCsPsBackground isIncoming3Gto3GWithIurAllowedForCsConversational isIncoming3Gto3GWithIurAllowedForCsStreaming isIncoming3Gto3GWithIurAllowedForPsInteractive isIncoming3Gto3GWithIurAllowedForPsBackground All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.1 Principle CsSpeech CsConversational … CsSpeech+ Other F1 1 1 .. .. F2 3 2 .. .. GSM 2 3 .. .. Loss of coverage CAC failure Service type (HSDPA) Load balancing Why iMCTA ? R99 HSDPA HSDPA GSM HSDPA HSDPA HSDPA R99 R99 R99 R99 R99 R99 GSM GSM GSM GSM GSM GSM GSM R99 HHO Alarm User Service CAC Failure C o p y r i g h t © 1 9 9 6 N o r t h e r n T e l e c o m C o p y rig h t © 1 9 9 6 N o rth ern T eleco m R99 3G F1 3G F2 2G R99 Mobility Service All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.2 iMCTA Triggers iMCTA Alarm GSM R99 R99 PS call establishment HSxPA A A 1. Alarms 2. CAC Failure iMCTA CAC C R99 GSM HSxPA CS call CAC failure at PS call establishment C 3. Service Partitioning 4. Change of Service GSM R99 HSDPA R5 UE - CS call PS call establishment PS call release S S iMCTA User Service S iMCTA Mobility Service M R5 UE - PS call GSM R99 R99 HSxPA M Primary cell change All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.3 Generic iMCTA Algorithm iMCTA Triggering iMCTA Algorithm iMCTA Configuration Retrieval Service HO option RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering HHO Decision All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.4 iMCTA Triggering iMCTA Service triggering Mobility Service on User Service on iMCTA algorithm iMCTA Alarm triggering HHO Alarm on - Quality too bad - Level too low iMCTA CAC triggering CAC Failure on - RAB assignment procedure (RAB to setup or modify) - RAB assignment procedure (RAB to delete, in that case iMCTA CAC is processed for the remaining RAB(s)) - Iu release procedure (in that case iMCTA CAC is processed for the remaining RAB(s) of the other CN domain. Primary Cell change - RAB assignment procedure (RAB to setup or modify) - RAB assignment procedure (RAB to delete if it is not the last RAB) - Iu release procedure (if a RAB is still present for the other CN domain) - Relocation Request procedure (if at least one RAB exists) - Always-On upsize All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.5 iMCTA Alarm Triggering: Periodical Mode cpichEcNoThreshold cpichRscpThreshold counter stepUp stepDown (FastAlarmHardHoConf) IF P-CPICH_EcNo(primary) < cpichEcNoThreshold OR P-CPICH_RSCP(primary) < cpichRscpThreshold THEN Alarm Handover Counter is incremented by stepUp IF Alarm Handover Counter > counter THEN • iMCTA algorithm is triggered ELSE Alarm Handover Counter = Max ( 0; Alarm Handover Counter – stepDown) Primary Cell Ec/No HHO Alarm CM and Measurements iMCTA triggered All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.6 iMCTA Alarm Triggering: Full Event Trigger timeToTrigger2D (FullEventRepCritHhoMgtEvent2D) maxNbReportedCells2D (FullEventRepCritHhoMgtEvent2D) timeToTrigger2F (FullEventRepCritHhoMgtEvent2F) maxNbReportedCells2F (FullEventRepCritHhoMgtEvent2F) Best Cell CPICH_EC/No CPICH_RSCP leaving 2D reporting range entering 2D reporting range E v e n t 2 D cpichEcNoThresholdUsedFreq2D (FullEventHOConfHhoMgtEvent2D) cpichRscpThresholdUsedFreq2D (FullEventHOConfHhoMgtEvent2D) hysteresis2D (FullEventHOConfHhoMgtEvent2D) cpichEcNoThresholdUsedFreq2F (FullEventHOConfHhoMgtEvent2F) hysteresis2F (FullEventHOConfHhoMgtEvent2D) cpichRscpThresholdUsedFreq2F (FullEventHOConfHhoMgtEvent2F) 2D absolute threshold 2 / 2 2 d d Used Used H T Q  s 2 / 2 2 f f Used Used H T Q ± s timerAlarmHoEvent2D (FullEventHOConfHhoMgt) 2F absolute threshold leaving 2F reporting range entering 2F reporting range E v e n t 2 F E v e n t 2 D Alarm Measurement Criteria Alarm Measurement Timer NOT HIT HIT All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.7 iMCTA Validity Checking: Primary Cell Is Under S-RNC SRNC DRNC MS Primary AS CN mode (Primary Cell) Alarm CAC User Service Mobility Service AlarmOnly Enabled Disabled Disabled Disabled AlarmAndCAC Enabled Enabled Disabled Disabled AlarmAndService Enabled Disabled Enabled Enabled All Enabled Enabled Enabled Enabled mode SRNC NodeB Primary FDDCell FddIntelligentMultiCarrierTrafficAllocation iMCTA iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.8 iMCTA Validity Checking: Primary Cell Is Under D-RNS SRNC DRNC MS AS Primary CN mode (Neighbour RNC) Alarm CAC User Service Mobility Service AlarmOnly Enabled Disabled Disabled Disabled AlarmAndCAC Enabled Enabled Disabled Disabled AlarmAndService All mode SRNC NeighbouringRNC DRNC NeighbouringRNCIntelligentMultiCarrierTraff icAllocation NodeB Primary FDDCell neighbouringRncId iMCTA All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.9 iMCTA Validity Checking: Specific to User Service Trigger userServiceSigTo TrafficOnlyEnable (Pimary Cell) 1 st RAB assignment SRB->SRB+TRB RAB assignment RAB modification RAB Release SRB+TRB->SRB+TRB Relocation SRB+TRB->SRB+TRB AO Upsize SRB+TRB->SRB+TRB True Enabled Disabled Disabled Disabled False Enabled Enabled Enabled Enabled iMCTA User Service on userServiceSigToTrafficOnlyEnable SRNC NodeB Primary FDDCell FddImcta All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.10 iMCTA Validity Checking: Specific to Mobility Service Trigger mobilityServiceForHsxpaEnable (Pimary Cell) iMCTA Mobility Service True Enabled False Disabled HSxPA capable UE mobilityServiceForHsxpaEnable mobilityServiceForNonHsxpaEnable SRNC NodeB Primary FDDCell FddImcta mobilityServiceForNonHsxpaEnable (Pimary Cell) iMCTA Mobility Service True Enabled False Disabled non-HSxPA capable UE All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.11 iMCTA Validity Checking: Specific to All Service Triggers ServiceForTrafficSegmentationPriority Code Color Power Color Iub Color CEM Color Worst DL Cell Color Radio Load Color CEM Color Worst UL Cell Color Worst < originatingCellColourThreshold Yes iMCTA Configuration Retrieval iMCTA algorithm is stopped PRIMARY CELL LOAD ELIGIBILITY No isServiceSegmentationTopPriority AND Primary cell NOT fully compatible Yes No isServiceSegmentationTopPriority Imcta ServiceSegmentationPriorityClass FDDCell serviceSegmentationPriorityTableId originatingCellColourThreshold FDDImcta All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.12 iMCTA Configuration Retrieval: Alarm Priority Table priority priority priority Cs Speech Cs Conversational Cs Streaming Ps Streaming Ps Ib CsSpeech PlusOther FDD P2 P2 P1 P1 P1 P1 2G P1 PNA P2 P2 P2 P2 Alarm priority Table Service Type Access Type RNC RadioAccessService Imcta AlarmPriorityTableConfClass Access/2G Access/FDD Service/CsSpeech Service/PsIb Service/CsSpeech NodeB Primary FDDCell FddImcta alarmPriorityTable ConfClassId Primary Cell under S-RNC iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.13 iMCTA Configuration Retrieval: CAC Priority Table priority priority priority Cs Speech Cs Conversational Cs Streaming Ps Streaming Ps Ib CsSpeech PlusOther FDD P2 P2 P1 P1 P1 P1 2G P1 PNA P2 P2 P2 P2 CAC priority Table Service Type Access Type RadioAccessService Imcta CacPriorityTableConfClass Access/2G Access/FDD Service/CsSpeech Service/PsIb Service/CsSpeech cacPriorityTable ConfClassId NeighbouringRNC NeighbouringRNCImcta RNC Primary Cell under D-RNC All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.14 iMCTA Configuration Retrieval: Service Priority Tables priority Cs Speech Cs Conversational Cs Streaming Ps Streaming Ps Ib CsSpeech PlusOther FDD2 P3 P1 P1 P1 P2 P1 FDD1 P2 P2 P2 P1 P1 P1 2G P1 PNA P3 P3 P3 P2 Service priority Table RadioAccessService Imcta ServicePriorityGeneralTableConfClass Service/CsSpeech FddImcta servicePriorityGeneral TableConfClassId servicePriorityTableForHsdpaConfClassId ServicePriorityTableForHsdpaConfClass ServicePriorityTableForHsupaConfClass Frequency /FDD2 Frequency/2G Frequency /FDD1 Frequency /FDD3 Frequency /FDD4 servicePriorityTableForHsupaConfClassId priority Service/PsIb All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.15 iMCTA Configuration Retrieval: Service HO Options Cs Speech FDD2 P3 FDD1 P1 2G P2 Service priority Table if Service Type = Cs Speech and Service Handover = should RNC CN RAB Assignment Request Service Handover IE should GSM priority = P0 shall not GSM priority = PNA should not GSM priority = P6 iMCTA Service GSM priority = unchanged iMCTA Alarm or CAC RadioAccessService Imcta RNC serviceHoRanapIeEnable P0 isChangeGsmIratHoCriteri onAllowed All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.15 iMCTA Configuration Retrieval: Service HO Options [cont.] RNC CN RAB Assignment Request Service Handover IE should should should not RadioAccessService Imcta RNC serviceHoRanapIeEnable isChangeGsmIratHoCriterionAllowed isChangeGsmIratHoCriterionAllowed AND CS+PS call All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.16 iMCTA: Inter-Freq & Inter-RAT CNL Computation (Type1) iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering typeOfCompoundingNeighbourListInterFreq typeOfCompoundingNeighbourListInterRat Type1 New RRC MC message for inter-freq/Inter-Rat meas. OR Primary Cell Change* OR Active Set Update* (*) While ongoing inter-freq measurements  For each sponsoring cell, build a neighbouring list ordered by neighbourCellPrio  Build the final inter-frequency (or Inter-Rat) neighbouring list as follows: 1. Add the sponsoring cells 2. Select the N first cells (with N stand for numOfPrimaryCellNeighbourInterFreq (or numOfPrimaryCellNeighbourInterRAT)) from Primary Cell's neighbouring list 3. Then perform the selection by number of occurrence 1. In case of conflict, select: 1. the one whose sponsoring cell has the highest Ec/No 2. then the one with highest neighbourCellPrio 4. Build the Compound Neighbour Lits until (maxCompoundingListSizeInterFreq (or maxCompoundingListSizeInterRAT)) is reached. All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.19 Neighboring Cells Searching and Filtering: Generic iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering Compounded Neighboring List Remove neighboring cells of Access or Frequency marked as PNA In Priority Table Remove neighboring cells of GSM bands not supported by UE Remove neighboring cells Inter-RAT and Inter-Freq If CM disable for this DlUserService and UE is mono-receiver RadioAccessService DlUserService isGsmCModeActivationAllowed isInterFreqCModeActivationAllowed Generic Filtering All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.20 Neighboring Cells Searching and Filtering: Specific Compounded Neighboring List Generic Filtering iMCTA Alarm Compounded Neighboring List Generic Filtering Remove neighboring cells of D-RNC iMCTA CAC Compounded Neighboring List Generic Filtering Remove neighboring cells of lower Priority than Primary Cell iMCTA Service All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.21 RAT Selection iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering Compounded Neighboring List Keep neighboring cells of same RAT as highest Priority neighboring cell RAT FDD Cell Fa P2 FDD Cell Fb P2 FDD Cell Fc P2 GSM Cell Ga P1 GSM Cell Gb P1 GSM Cell Ga P1 GSM Cell Gb P1 iMCTA Alarm RAT selected Is 2G Example 1 FDD1 Cell Fa P1 FDD1 Cell Fb P1 FDD2 Cell Fc P2 FDD3 Cell Fd P1 GSM Cell Ga P3 GSM Cell Gb P3 FDD1 Cell Fa P1 FDD1 Cell Fb P1 FDD2 Cell Fc P2 FDD3 Cell Fd P1 iMCTA Service RAT selected Is 3G Example 2 All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.22 Measurement Configuration iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering RRC Measurement Control CM activation + NodeB UE Neighboring Cells either Inter-RAT or Inter-Freq All Rights Reserved © Alcatel-Lucent 2009 6.22 Measuremebnt Configuration 6.22.1 CM Scope & Methods Inter-frequency measurements Inter-RAT measurements Transmission Gap Length = 3, 4, 7, 10, 14 TS p o w e r time idle TGL frame N-1 frame N+1 p o w e r time idle TGL frame N-1 frame N+2 idle frame boundary ulCModeMethod (CmodePatternSeqInfo) dlCModeMethod (CmodePatternSeqInfo) Single-Frame Mode Double-Frame Mode All Rights Reserved © Alcatel-Lucent 2009 6.22 Measuremebnt Configuration 6.22.2 Need for Compressed Mode • Dual receiver UE? • Mono Receiver UE? • GSM compatible UE? UMTS UMTS GSM GSM450Present (RadioAccessService) GSM480Present (RadioAccessService) GSM850Present (RadioAccessService) GSM900PPresent (RadioAccessService) GSM900EPresent (RadioAccessService) GSM900RPresent (RadioAccessService) GSM1800Present (RadioAccessService) GSM1900Present (RadioAccessService) isInterFreqMeasActivationAllowed (RadioAccessService) isInterFreqCModeActivationAllowed isGsmCModeActivationAllowed: (DlUserService) All Rights Reserved © Alcatel-Lucent 2009 6.22 Measuremebnt Configuration 6.22.3 High-Level Scheduling Method starting CFN TGL Dl(ul)CModeMethod (CModePatternSeqInfo) CmodeDl(Ul)MethodSfdiv2 isHlsCmMethodPreferred (D/UlUserService) ? False True RLC MAC Physical Layer Subset of allowed TFCs are used in compressed frame All Rights Reserved © Alcatel-Lucent 2009 6.22 Measuremebnt Configuration 6.22.4 HLS Activation RadioAccessService dlCModeMethod [not used; replaced by DlUserService.isHlsCmMethodPreferred] ulCModeMethod [not used; replaced by UlUserService.isHlsCmMethodPreferred] dlFrameType [not used; hard-coded with typeA for HLS and typeB for SF/2] DlUserService NeighbouringRnc Parameter not used anymore but still present in RAN Model RNC UlUserService CmodePatternSeqInfo isHlsCModeAllowed isHlsCmAllowedOnDrnc isHlsCmMethodPreferred isHlsCmMethodPreferred - PS I/B (mono or MUX) > 8kbps - CS speech + (PS I/B > 16kbps) - CSD64 + (PS I/B > 64kbps) - (PS str > 64kbps) + (PS I/B > 32kbps) With or without CS speech -Any other PS combination over DCH with SF=4 All Rights Reserved © Alcatel-Lucent 2009 6.22 Measuremebnt Configuration 6.22.5 CM Pattern Sequences Sub-pattern 1 Sub-pattern 2 Sub-pattern 1 Sub-pattern 2 Sub-pattern 1 Sub-pattern 2 #1 #2 #TGPRC #TGCFN Gap1 Gap2 Gap1 Gap2 tgsn tgl1 tgl2 tgl1 tgl2 tgd tgd tgpl1 tgpl2 tgprc (CModePatternSeqInfo) tgcfnOffset (CModePatternSeqInfo) All Rights Reserved © Alcatel-Lucent 2009 6.22 Measuremebnt Configuration 6.22.6 Pattern Sequence Configuration A pattern sequence is defined for each type of measurement CmodePatternSeqInfo isPatternAllowed = True Tgmp = 2 TgcfnOffset = 0 Tgd = 0 Tgl1 = 14 Tgl2 = 0 Tgpl1 = 6 Tgpl2 = N/A Tgprc = 8 Tgsn = 8 CmodePatternSeqInfo/0 isPatternAllowed = True Tgmp = 2 TgcfnOffset = 0 Tgd = 0 Tgl1 = 14 Tgl2 = 0 Tgpl1 = 6 Tgpl2 = N/A Tgprc = 8 Tgsn = 8 CmodePatternSeqInfo [1] isPatternAllowed = True Tgmp = 3 TgcfnOffset = 48 Tgd = 0 Tgl1 = 14 Tgl2 = 0 Tgpl1 = 6 Tgpl2 = N/A Tgprc = 78 Tgsn = 8 nIdentifyAbort = 26 CmodePatternSeqInfo/1 isPatternAllowed = True Tgmp = 3 TgcfnOffset = 48 Tgd = 0 Tgl1 = 14 Tgl2 = 0 Tgpl1 = 6 Tgpl2 = N/A Tgprc = 78 Tgsn = 8 nIdentifyAbort = 26 CmodePatternSeqInfo [2] isPatternAllowed = True Tgmp = 1 TgcfnOffset = 0 Tgd = 0 Tgl1 = 10 Tgl2 = 0 Tgpl1 = 6 Tgpl2 = N/A Tgprc = 50 Tgsn = 10 CmodePatternSeqInfo CmodePatternSeqInfo/2 isPatternAllowed = True Tgmp = 1 TgcfnOffset = 0 Tgd = 0 Tgl1 = 10 Tgl2 = 0 Tgpl1 = 6 Tgpl2 = N/A Tgprc = 50 Tgsn = 10 GSM RSSI measurement BSIC identification FDD measurements RadioAccessService All Rights Reserved © Alcatel-Lucent 2009 6.22 Measuremebnt Configuration 6.22.7 FDD Inter-Freq CM Pattern 6 Frames (60 ms) 50 Patterns (3000 ms) 10 Time Slots 70 Time Slots Gap = 10 Time Slots CFN + 0 All Rights Reserved © Alcatel-Lucent 2009 6.22 Measuremebnt Configuration 6.22.8 GSM Inter-RAT CM Pattern 6 Frames (60 ms) 8 Patterns (480 ms) 8 Time Slots 68Time Slots Gap = 14 Time Slots CFN + 0 CFN + 48 78 Patterns (4680 ms) RSSI BSIC All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.23 Measurement Report Processing (MRP) Measurement Report Measurement Report NodeB UE • GSM Carrier RSSI • Observed time difference to GSMCell • Verified BSIC • CPICH Ec/No • CPICH RSCP Measurement ID Measurement Reporting Quantity Measurement Results 6 Best Monitored Set cells either Inter-RAT or Inter-Freq 6 Best Monitored cells maxCellsRepType (static) interFreqFilterCoeff rrcIntraFreqMeasurementReportingPeriod rrcGsmMeasurementFilterCoeff MeasurementConfClass InterFreqMeasConf RRCMeasurement iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering All Rights Reserved © Alcatel-Lucent 2009 6.23 Measurement Report Processing (MRP) 6.23.1 iMCTA Alarm/CAC – Inter-Freq Case neighbouringCellOffset FDD Eligible Cells For each FDD carrier keep the cell with highest CPICH_Ec/No + CIO Keep cells with lowest load Filtering on HSxPA capabilities for iMCTA Alarm or CAC Keep the cell with highest CPICH_Ec/No + CIO FDDCell UMTSNeighbouringRelation iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering iMCTA Algorithm iMCTA Configuration Retrieval Service HOoption RAT Selection Measurement Report Processing Measurement Configuration iMCTA Validity Checking Neighboring cells Searching and Filtering All Rights Reserved © Alcatel-Lucent 2009 6.23 Measurement Report Processing (MRP) 6.23.1.1 Inter-Freq Case – FDD Eligible Cells FDD2 Neighboring Cell FDD1 Primary Cell FDD1 Neighboring Cell CPICH_Ec/No > minimumCpichEcNoValueForHO AND CPICH_RSCP > minimumCpichRscpValueForHO RadioAccessService DlUserService minimumCpichEcNoValueForHO minimumCpichRscpValueForHO FDD Eligible Cells All Rights Reserved © Alcatel-Lucent 2009 6.23 Measurement Report Processing (MRP) 6.23.1.2 Inter-Freq Case - Filtering on HSxPA Capabilities Filtering on HSxPA capabilities HSUPA cells only HSxPA UE ? some HSUPA cells ? some HSDPA cells ? HSDPA cells only R99 cells Yes Yes No Yes No No All Rights Reserved © Alcatel-Lucent 2009 6.23 Measurement Report Processing (MRP) 6.23.2 iMCTA Alarm or CAC – Inter-RAT Case gsmCellIndivOffset GSM Eligible Cells Check 2G cell color Keep the cell with highest GSM_RSSI + CIO among lowest load cells FDDCell GsmNeighbouringCell RadioAccessService Imcta inhibitTimer3g2g inhibitTimer3g2gLoad 2G Cell X Colour All Rights Reserved © Alcatel-Lucent 2009 6.23 Measurement Report Processing (MRP) 6.23.2.1 Inter-RAT Case - GSM Eligible Cells GSM Neighboring Cell FDD1 Primary Cell GSM Neighboring Cell GSM Carrier RSSI > minimumGsmRssiValueForHO RadioAccessService minimumGsmRssiValueForHO GSM Eligible Cells All Rights Reserved © Alcatel-Lucent 2009 6.23 Measurement Report Processing (MRP) 6.23.2.2 Inter-RAT Case – 2G Cell Load Management RNC BSC CN is2GCellLoadInformationManagementAllowed isCellLoadInformationSendingAllowed Loaded 2G cell Unloaded 2G cell GSM UMTS False True Cell Load Information Dl(Ul) capacity Class Dl(Ul) load value Dl(Ul) RT load value Dl(Ul) NRT load value 2G Cell Load Info 3G Cell Load Info Dl(Ul) capacity class CapacityClass DL(UL) Cell Color Dl(Ul)GreenLoadValue Dl(Ul)YellowLoadValue Dl(Ul)RedLoadValue gsmDl(Ul)AvailableCapacityThresholdToRedColor Dl(Ul) GSM cell available capacity = Dl(Ul) cell capacity class x (100- Dl(Ul) load value/100) inhibitTimer3g2gLoad inhibitTimer3g2g time iMCTA Service MR MR HHO to 2G cell X HHO reject from 2G 2G Cell X Colour MR HHO to 2G cell X Dl(Ul) load value check All Rights Reserved © Alcatel-Lucent 2009 6.23 Measurement Report Processing (MRP) 6.23.2.3 Inter-RAT Case – Handover Call Flow All Rights Reserved © Alcatel-Lucent 2009 6.23 Measurement Report Processing (MRP) 6.23.3 iMCTA Service – Inter-Freq Case FDD Eligible Cells For each FDD carrier keep the cell with highest CPICH_Ec/No + CIO Filtering on HSxPA capabilities for iMCTA Service Keep the cell with highest CPICH_Ec/No + CIO among lowest load cells among highest priority cell RadioAccessService FddImcta hsxpaSegmentationEnable = True Filtering on load criteria All Rights Reserved © Alcatel-Lucent 2009 6.23 Measurement Report Processing (MRP) 6.23.3.1 Inter-Freq Case – Filtering on HSxPA Capabilities Filtering on HSxPA capabilities HSxPA cells only HSxPA UE ? R99 cells only Yes No hsxpaSegmentationEnable All Rights Reserved © Alcatel-Lucent 2009 6.23 Measurement Report Processing (MRP) 6.23.3.2 Inter-Freq Case – Filtering on Load Criteria YES Target cell is kept NO YES YES NO i.e. same priority NO YES YES NO NO i.e. NOT compatible YES NO Target Cell load Green or ≤ targetCellColourThreshold isServiceSegmentationTopPriority AND Source cell NOT fully compatible target cell fully or partially compatible target cell priority better than source cell YES target cell’s load smaller than source cell's load OR target cell's load =Green isServiceSegmentationTopPriority AND Source cell NOT fully compatible Target cell is removed Candidate Target Cells FDDCell umtsNeighbouringImcta targetCellColourThreshold umtsFddNeighbouringCell All Rights Reserved © Alcatel-Lucent 2009 6.23 Measurement Report Processing (MRP) 6.23.4 iMCTA Service – Inter-RAT Case targetCellColourThreshold GSM Eligible Cells Keep cells with load <= targetCellColourThreshold Keep the cell with highest GSM_RSSI + CIO among lowest load cells RNC GSMCell 2G Cell X Colour inhibitTimer3g2g GSMNeighbour GsmImcta All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.24 HHO Decision measurementGuardTimerFdd measurementGuardTimer2g time measurementGuardTimer iMCTA Alarm MR MR MR no candidate cell 2G Blind HHO if provisioned CM reactivation if Event 2F not received measurementGuardTimer time measurementGuardTimer iMCTA CAC MR MR MR no candidate cell 2G Blind HHO if provisioned measurementGuardTimer CM reactivation if Event 2F not received time measurementGuardTimer iMCTA Service MR MR MR no candidate cell measurementGuardTimer RAB Assignment Failure 2G Blind HHO if provisioned CM reactivation if Event 2F not received UE remains on initial FDD carrier Imcta All Rights Reserved © Alcatel-Lucent 2009 6.24 HHO Descision 6.24.1 CM Deactivation / Reactivation cModeDeltaCfn (CModeConfiguration) CM period Duration of pattern sequence If required according to alarm measurements Measurement criteria is still valid CFN CM activation time Inter-System or inter-Frequency measurements are required cModeShoDeltaCfn (CModeConfiguration) or if measurementGuardTimer2g measurementGuardTimerFdd (Imcta) All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.25 Inter-FREQ & Inter-RAT CNL - UA6 RAN Model RadioAccessService NeighbouringRNC RNC numOfPrimaryCellNeighbourInterFreq numOfPrimaryCellNeighbourInterRat typeOfCompoundingNeighbourListInterFreq typeOfCompoundingNeighbourListInterRat NodeB FDDCell GsmNeighbouringCell UMTSFddNeighbouringCell neighbourCellPrio neighbourCellPrio maxCompoundingListSizeInterFreq [16..32] maxCompoundingListSizeInterRAT [16..32] typeOfCompoundingNeighbourListInterFreq typeOfCompoundingNeighbourListInterRat numOfPrimaryCellNeighbourInterFreq numOfPrimaryCellNeighbourInterRat All Rights Reserved © Alcatel-Lucent 2009 6 Intelligent Multi-Carrier Traffic Allocation 6.26 Service Based Inter-Freq/Inter-RAT Mobility - RAN Model RadioAccessService DedicatedConf HoConfClass [0..30] UsHoConf [0..21] FastAlarmHardHoConf FullEventHoConfHhoMgt FullEventHoConfHhoMgtEvent2D FDDCell MeasConfClass [0..14] DlUserService NeighbouringRNC mobilityServiceType timerAlarmHoEvent2D FullEventHoConfHhoMgtEvent2F timeToTrigger2F hysteresis2F cpichEcNoThresholdUsedFreq2F cpichRscpThresholdUsedFreq2F timeToTrigger2D hysteresis2D cpichEcNoThresholdUsedFreq2D cpichRscpThresholdUsedFreq2D cpichEcNoThreshold cpichRscpThreshold counter stepUp stepDown All Rights Reserved © Alcatel-Lucent 2009 2.7 Inter-FDD/Inter-RAT HHO All Rights Reserved © Alcatel-Lucent 2009 7 Inter-FDD/Inter-RAT HHO 7.1 3G-2G HHO SRNC GSM/GPRS BSS BCCH Core Network 1 3 FDD Cell GSM Cell Handover From UTRAN Command or Cell Change Order 2 activationHoGsmCsAllowed activationHoGsmPsAllowed isInterFreqMeasActivationAllowed (RadioAccessService) isGsmCmodeActivationAllowed (DlUserService) isPatternAllowed (CmodePatternSeqInfo) All Rights Reserved © Alcatel-Lucent 2009 7 Inter-FDD/Inter-RAT HHO 7.2 3G-2G CS Handover Success - Counters UE Node B RNC CN Handover from UTRAN Command BSS Relocation Command RL Deletion Req t RL Deletion Resp e Relocation Required Physical information Measurement Report Handover Access Handover Complete Iu Release Command “successful 3G to 2G relocation” Iu Release Complete Released …. preparation execution All Rights Reserved © Alcatel-Lucent 2009 7 Inter-FDD/Inter-RAT HHO 7.3 3G->3G Intra-RNC Inter-freq HHO SRNC 1 P-CPICH is3Gto3GWithoutIurAllowedforCS is3Gto3GWithoutIurAllowedforPS (RadioAccessService) FDD Cell F1 FDD Cell F2 Radio Bearer Reconfiguration 2 isIrmCacForInterFreqIntraRncEnable (RadioAccessService) 3 All Rights Reserved © Alcatel-Lucent 2009 7 Inter-FDD/Inter-RAT HHO 7.4 3G->3G Inter-RNC Inter-freq HHO is3Gto3GWithoutIurAllowedforCS is3Gto3GWithoutIurAllowedforPS (RadioAccessService) SRNC Target RNC P-CPICH Core Network 1 3 FDD Cell F1 FDD Cell F2 Radio Bearer Reconfiguration 2 All Rights Reserved © Alcatel-Lucent 2009 7 Inter-FDD/Inter-RAT HHO 7.5 3G-3G CS/PS HHO – InterRNC UE Node B RNC 1 CN RNC 2 Relocation Command Relocation Required Measurement Report Relocation Request Relocation Request Ack Radio Bearer Reconfiguration Radio Bearer Reconfiguration Complete Relocation Detect Relocation Complete Iu Release Command RL Del n Req t RL Del n Resp e Iu Release Complete All Rights Reserved © Alcatel-Lucent 2009 目录 1. 手机在CELL_IDLE,CELL_FACH,CELL_PCH 状态下的算法和参数 2. 手机在CELL_DCH状态下的算法和参数 3. 功率及功率控制 Do not delete this graphic elements in here: All Rights Reserved © Alcatel-Lucent 2009 3.Power Management All Rights Reserved © Alcatel-Lucent 2009 3.1 Power Management Static Settings All Rights Reserved © Alcatel-Lucent 2009 1 Power Management Static Settings 1.4 Common Channel Power Settings Traffic Power (SHO reserved) Traffic Power Overhead Power (Common Channels) Channel parameter Object PCPICH pcpichPower FDDCell* P-SCH pschPowerRelativeToPcpich FDDCell* S-SCH sschPowerRelativeToPcpich FDDCell* P-CCPCH bchPowerRelativeToPcpich FDDCell* S-CCPCH sccpchPowerRelativeToPcpich SCCPCH AICH aichPowerRelativeToPcpich RACH PICH pichPowerRelativeToPcpich PCH Node B FDDCell* · FDDCell-> Class2CellReconfParams or FDDCell-> Class2CellReconfParams All Rights Reserved © Alcatel-Lucent 2009 1 Power Management Static Settings 1.5 Dedicated Channel Power Settings DedicatedConf RadioAccessService PowerConfClass DlUsPowerConf UlUsPowerConf maxTxPower (FDDCell*) powerConfId (FDDCell) minDlTxPower (DlUsPowerConf) maxDlTxPowerPerOls (DlUsPowerConf) max UE Tx Power (UE Power Class) FACH , Max UE Tx Power) Max UL Tx Power = MIN( maxAllowedUlTxPower (UlUsPowerConf) All Rights Reserved © Alcatel-Lucent 2009 3.2 PRACH Power Control All Rights Reserved © Alcatel-Lucent 2009 constantValue (RACH) SIB 5 SIB 5 2 PRACH Power Control 2.1 PRACH Open Loop NACK NACK NACK ACK Message part PRACH Control part PRACH Data part P ini P ini = + RTWP + - P-CPICH_RSCP powerOffsetPO (RACH) sibMaxAllowedUlTxPowerOnRach (PowerConfClass) Preamble part betaC (RACHSignalled GainFactors) betaD pcpichPower ( FDDCell*) AICH powerOffsetPpm (powerOffsetPpMx) SIB 5 SIB 5 SIB 5 SIB 5 SIB 5 SIB 5 SIB 5 SIB 5 SIB 5 SIB 5 SIB 7 All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 3.3 UL DPCCH Open Loop Power Control All Rights Reserved © Alcatel-Lucent 2009 3 UL DPCCH Open Loop Power Control 3.1 DPCCH Open Loop Power Control Pini (UL DPCCH) = – P-CPICH_RSCP dpcchPowerOffset (UlInnerLoopConf) DedicatedConf RadioAccessService PowerCtrlConfClass UlInnerLoopConf dpcchPowerOffset All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 3 UL DPCCH Open Loop Power Control 3.2 UL Gain Factors I Q OVSF 1 b d UL DPDCH OVSF 256,0 b c UL DPCCH Modulation UE Scrambling code All Rights Reserved © Alcatel-Lucent 2009 3 UL DPCCH Open Loop Power Control 3.3 UL DPCCH / DPDCH Power Ratio CSDTCH12_2Kx4SRBDCCH3_4K 2PSDTCH64Kx4SRBDCCH3_4K CSDTCH12_2Kx2PSDTCH64Kx4SRBDCCH3_4K PSDTCH64Kx4SRBDCCH3_4K PSDTCH384Kx4SRBDCCH3_4K StandaloneSRBDCCH3_4K ... CSDTCH12_2Kx4SRBDCCH3_4K 2PSDTCH64Kx4SRBDCCH3_4K CSDTCH12_2Kx2PSDTCH64Kx4SRBDCCH3_4K PSDTCH64Kx4SRBDCCH3_4K PSDTCH384Kx4SRBDCCH3_4K StandaloneSRBDCCH3_4K ... refTfcId betaC betaD refTfcId betaC betaD refTfcId betaC betaD TFC 0 UlUserService RNC SignalledGainFactor ComputedGainFactor RNC refTfcId refTfcId betaC betaD TFC 1 TFCS #2 Signaled Mode Computed Mode refTfcId betaC (SignalledGainFactor) betaD (SignalledGainFactor) refTfcId (SignalledGainFactor) betaC (ComputedGainFactor) betaD (ComputedGainFactor) refTfcId (ComputedGainFactor) CSDTCH64Kx4SRBDCCH3_4K UlUserService CSDTCH64Kx4SRBDCCH3_4K All Rights Reserved © Alcatel-Lucent 2009 3 UL DPCCH Open Loop Power Control 3.4 UL Rate Matching Attributes SRBDCCH3_4K CSDTCH12_2K PSDTCH64K PSDTCH128K PSDTCH384K 2PSDTCH64K ... UlRbSetConf SRBDCCH3_4K CSDTCH12_2K PSDTCH64K PSDTCH128K PSDTCH384K 2PSDTCH64K ... S-RNC UlRateMatchingAttributeList D-RNC ulRateMatchingAttributeList DynamicParameterPerDCH iurMinRateMatchingAttribute iurMaxRateMatchingAttribute CSDTCH64K UlRbSetConf CSDTCH64K All Rights Reserved © Alcatel-Lucent 2009 3.4 Outer Loop Power Control All Rights Reserved © Alcatel-Lucent 2009 4 UL Outer Loop Power Control 4.1 SIR Target Management CSDTCH12_2K PSDTCH64K PSDTCH128K PSDTCH384K 2PSDTCH64K ... CSDTCH12_2Kx4SRBDCCH3_4K 2PSDTCH64Kx4SRBDCCH3_4K CSDTCH12_2Kx2PSDTCH64Kx4SRBDCCH3_4K PSDTCH64Kx4SRBDCCH3_4K PSDTCH384Kx4SRBDCCH3_4K StandaloneSRBDCCH3_4K ... initialUlSirTarget (UlUsPowerConf) blerTarget (BlerQualityList) New SIR Target (NBAP) CRCI RNC Partial OLPC UlUserService CSDTCH64Kx4SRBDCCH3_4K UlRbSetConf CSDTCH64K SRBDCCH3_4K blerTarget (BlerQualityList) CRCI Partial OLPC OLPC Master SIR Target Update referenceUlRbSetConfId (ReferenceUlRbSetList) isUlOuterPCActivated (UlOuterLoopPowerCtrl) All Rights Reserved © Alcatel-Lucent 2009 4 UL Outer Loop Power Control 4.2 Partial SIR Target Update minSirTarget (UlUsPowerConf) maxSirTarget (UlUsPowerConf) SIR Target TTI transmitTimeInterval (static) If CRCI bad SIR Target If CRCI good SIR Target ulUpSirStep ulUpdatePeriod (UlOuterLoopPowerCtrl) Update Period = Max [TTI of ReferenceUlRbSetList] x ulUpSirStep (DynamicParameterPerDch) blerTarget (BlerQualityList) ulUpSirStep 1 BlerTarget - 1 updateThreshold (DynamicParameterPerDch) Triggered Update if SIR Variation ≥ All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 3.5 UL Inner Loop Power Control All Rights Reserved © Alcatel-Lucent 2009 5 UL Inner Loop Power Control 5.1 DPCCH Inner Loop Power Control Data1 PL T P C TF CI Data2 PL All Rights Reserved © Alcatel-Lucent 2009 5 UL Inner Loop Power Control 5.2 UL Inner Loop Power Control Rake SIR estimate SIR Target > or < TPC 0 or 1 Pilot TPC DPCCH • Down Command: if SIR estimate > SIR target then TPC = 0 • Up Command: if SIR estimate < SIR target then TPC = 1 All Rights Reserved © Alcatel-Lucent 2009 5 UL Inner Loop Power Control 5.3 UL Power Control Algorithms Soft handover possibly different TPC commands Softer handover identical TPC commands for the radio link set 2 RLs Node B 1 1 RL SIR target SIR target TPC2 TPC1 In case of soft HO (i.e. TPC1 ¹ TPC2) UE combines TPCs according to the selected algorithm algo1 algo2 One TPC_cmd powerCtrlAlgo (UlInnerLoopConf) TPC2 RNC Node B 2 All Rights Reserved © Alcatel-Lucent 2009 5 UL Inner Loop Power Control 5.4 UL Inner Loop Algorithm 1 Algorithm allows the UE to derive a single TPC_cmd per slot 1 DL DPCCH TCP field 1 0 0 Algo1 output +1 +1 - 1 - 1 x ulTpcStepSize 1 DL DPCCH TCP3 field 0 0 0 Algo1 output +1 +1 - 1 - 1 x ulTpcStepSize 1 DL DPCCH TCP2 field 1 0 0 1 DL DPCCH TCP1 field 1 1 0 UE Tx output power UE Tx output power ulTpcStepSize (UlInnerLoopConf) Algo 1: PC rate = 1500 Hz (T=666 µ s) • no soft HO: UE derives a TPC_cmd from the TPC command received for each slot • soft HO: UE has to combine TPCs from different radio link sets and deduces a single TPC_cmd • TPC_cmd = - 1, +1 Soft HandOver powerCtrlAlgo = algo1 All Rights Reserved © Alcatel-Lucent 2009 5 UL Inner Loop Power Control 5.5 UL Inner Loop Algorithm 2 (no SHO case) 1 DL DPCCH TCP field 1 1 1 Algo2 output +1 UE Tx output power 1 0 0 0 0 0 1 1 0 0 0 - 1 0 x ulTpcStepSize 5 radio slots No Macrodiversity Algo 2: PC rate = 300 Hz (T=3,333 ms) • no soft HO: UE derives a TPC_cmd from the TPC command received on a 5 slot - cycle basis • soft HO: UE has to combine TPCs from different radio link sets • TPC_cmd = - 1, 0, +1 Algorithm allows the UE to derive a single TPC_cmd every 5 slots powerCtrlAlgo = algo2 ulTpcStepSize (UlInnerLoopConf) All Rights Reserved © Alcatel-Lucent 2009 5 UL Inner Loop Power Control 5.6 UL Inner Loop Algorithm 2 (SHO case) 1 DL DPCCH TCPN FIELD 1 1 1 Algo2 output +1 UE Tx ouput power 1 0 0 0 0 0 0 0 0 0 0 - 1 - 1 1 DL DPCCH TCP1 field 1 1 1 +1 1 1 1 1 1 0 1 1 1 1 1 0 +1 1 1 1 0 0 1 0 0 0 0 0 1 0 1 0 1 - 1 0 DL DPCCH TCP2 field Sum of TPC N > 0.5 < - 0.5 Otherwise + 1 - 1 0 x ulTpcStepSize All Rights Reserved © Alcatel-Lucent 2009 3.6 DL Traffic Channel Power All Rights Reserved © Alcatel-Lucent 2009 maxDlTxPowerPerOls (DlUsPowerConf) 6 DL Traffic Channels Power 6.1 Initial DL Traffic Channel Power First Radio Link SHO Leg Addition minDlTxPower (DlUsPowerConf) Pinitial = + - P - CPICH_Ec /No pcpichPower (FDDCell*) initialDlEcNoTarget (DlUsPowerConf) Pinitial = + - P - CPICH_Ec /No Equivalent pcpichPower (FDDCell) initialDlEcNoTarget (DlUsPowerConf) cell = N P - CPICH_Ec /No Equivalent = P - CPICH_Ec /No (cell) cell =1 S cell = N P - CPICH_Ec /No Equivalent = P - CPICH_Ec /No (cell) cell =1 ∑ isShoLegInitialPowerAlgoEnabled (RadioAccessService) All Rights Reserved © Alcatel-Lucent 2009 6 DL Traffic Channels Power 6.2 DL DPCCH / DPDCH Power Offsets Data1 Pilot TPC TFCI Pinitial PO3 PO1 PO2 po3ForPilotBits (DlUserService) DL DPDCH Radio Frame po2ForTpcBits (DlUserService) po1ForTfciBits (DlUserService) All Rights Reserved © Alcatel-Lucent 2009 All Rights Reserved © Alcatel-Lucent 2009 3.7 DL Outer Loop Power Control All Rights Reserved © Alcatel-Lucent 2009 7 DL Outer Loop Power Control 7.1 DL Outer Loop Power Control Initial Quality target DL Outer Loop Control IE Outer Loop Power Control S R B T R B TPC TX RB Setup BLERtarget increase not allowed or BLERtarget increase allowed inner loop power control Quality Measurements RNC isDlReferenceTransportChannelAllowed (DlRbSetConf) blerTarget (DlBlerQualityList) CSDTCH12_2K PSDTCH64K PSDTCH128K PSDTCH384K 2PSDTCH64K ... DlRbSetConf CSDTCH64K SRBDCCH3_4K isDlReferenceTransportChannelAllowed blerTarget CSDTCH12_2Kx4SRBDCCH3_4K 2PSDTCH64Kx4SRBDCCH3_4K CSDTCH12_2Kx2PSDTCH64Kx4SRBDCCH3_4K PSDTCH64Kx4SRBDCCH3_4K PSDTCH384Kx4SRBDCCH3_4K StandaloneSRBDCCH3_4K ... DlUserService CSDTCH64Kx4SRBDCCH3_4K All Rights Reserved © Alcatel-Lucent 2009 3.8 DL Inner Loop Power Control All Rights Reserved © Alcatel-Lucent 2009 8 DL Inner Loop Power Control 8.1 DL Inner Loop Algorithm TPC_ cmd x Node B TPC = 0 / 1 PL TPC TFCI TPC TPC_ cmd DL power change DL Power Change = TPC =1=> TPC_ cmd = +1 TPC =0 => TPC_ cmd = - 1 Δ P TPC + Δ P Balancing S P BAL UE Algo SHO BLER est dlTpcStepSize (DlInnerLoopConf) BLER target All Rights Reserved © Alcatel-Lucent 2009 8 DL Inner Loop Power Control 8.2 Power Balancing P1 P2 Power per Leg RL Addition time P1 P2 isPowerBalancingAllowed (RadioAccessService) powerBalancingRequired (DlUserService) dlReferencePower (DlUserService) maxAdjustmentStep (PowerBalancingAdjustmentParameters) adjustmentPeriod (PowerBalancingAdjustmentParameters) adjustmentRatio (PowerBalancingAdjustmentParameters) Radio Frame ∑ P BAL = (1 - R) x (P REF + P P - CPICH – P INIT ) P REF ΔPBalancing All Rights Reserved © Alcatel-Lucent 2009 8 DL Inner Loop Power Control 8.3 Rate Reduction Algorithm dpcMode (DlInnerLoopConf) 1 0 1 0 0 1 1500 TPC commands / s DPC_Mode = 0 (single Tpc) 500 TPC commands / s 1 1 1 0 0 0 DPC_Mode = 1 (tpcTripletInSoft) RRC signaling (from RNC) PL TPC TFCI PL TPC TFCI All Rights Reserved © Alcatel-Lucent 2009 3.9 Radio Link Control All Rights Reserved © Alcatel-Lucent 2009 9 Radio Link Control 9.1 UL Dedicated Channel Synchronization SIR AV < -3dB => OutSyncInd SIR AV > -3dB => InSyncInd nInSyncInd (FDDCell*) nOutSyncInd (FDDCell*) tRlFailure (FDDCell*) RL Restore RL Failure Sync OK Sync KO INIT nInSyncInd (FDDCell*) nInSyncInd (FDDCell*) nInSyncInd (FDDCell*) nOutSyncInd (FDDCell*) tRlFailure (FDDCell*) rlRestoreTimer ShoRlRestoreTimer (RadioAccessService) N313 T313 T315 All Rights Reserved © Alcatel-Lucent 2009 9 Radio Link Control 9.2 UL Radio Link Failure – detected by UTRAN Node B RNC CN Radio Link Failure Indication Radio Link Deletion Resp Iu Release Request “Radio cnx with UE lost” Iu Release Command Radio Link Deletion Req UE UL synchronization failure on last RL Iu Release Complete bad SIR nOutSyncInd tRlFailure expiry false isPsRrcReestablishAllowed isCSRrcReestablishAllowed (RadioAccessService) All Rights Reserved © Alcatel-Lucent 2009 9 Radio Link Control 9.3 DL Radio Link Failure – detected by UE Node B RNC CN Cell Update (radio link failure) Radio Link Deletion Resp Iu Release Request “Radio cnx with UE lost” Iu Release Command Radio Link Deletion Req UE DL synchronization failure on last RL Iu Release Complete bad SIR N313 T313 expiry false T313 N313 (UeTimerCstConnectedMode) T314 (UeTimerCstConnectedMode) T314 isPsRrcReestablishAllowed isCSRrcReestablishAllowed (RadioAccessService) All Rights Reserved © Alcatel-Lucent 2009 9 Radio Link Control 9.4 DL RLC Unrecoverable Error – detected by UTRAN Node B RNC CN Radio Link Deletion Resp Iu Release Request “DL RLC Error SRB/TRB” Iu Release Command Radio Link Deletion Req UE Maximum number of RLC re-transmission reached Iu Release Complete maxDat maxNbrOfResetRetrans same RLC block not decoded X X timerPoll RLC Reset not decoded X X resetTimer Maximum number of RLC Reset re-transmission reached false timerPollPeriod maxDat resetTimer maxNbrOfResetRetrans (DlRlcAckMode) (UlRlcAckMode) isPsRrcReestablishAllowed isCSRrcReestablishAllowed (RadioAccessService) All Rights Reserved © Alcatel-Lucent 2009 9 Radio Link Control 9.5 UL RLC Unrecoverable Error – detected by UE Node B RNC CN Iu Release Request “UL RLC Error SRB/TRB” Iu Release Command Radio Link Deletion UE Maximum number of RLC re-transmission reached Iu Release Complete same RLC block not decoded X X RLC Reset not decoded X X Maximum number of RLC Reset re-transmission reached false Cell Update (rlc unrecoverable error) isPsRrcReestablishAllowed isCSRrcReestablishAllowed (RadioAccessService) All Rights Reserved © Alcatel-Lucent 2009 9 Radio Link Control 9.6 RRC Connection re-establishment Parameters isPsRrcReestablishAllowed = True isCSRrcReestablishAllowed = True Yes No RRC connection Re-establishment Call is dropped RNC (failure Cause, CPICH_Ec/No) CPICH Ec/No rrcReestablishPSThreshold rrcReestablishCSThreshold (RadioAccessService) CPICH_Ec/No >= rrcReestablishPSThreshold Cell Update Last RL lost detection rrcReestPSMaxAllowedTimer rrcReestCSMaxAllowedTimer (RadioAccessService) All Rights Reserved © Alcatel-Lucent 2009 9 Radio Link Control 9.7 UL Radio Link Failure – RRC Connection Re-established Node B RNC CN Radio Link Failure Indication Radio Link Deletion UE UL synchronization failure on last RL tRlFailure expiry true Cell Update (radio link failure) Radio Link Setup stopped Cell Update Confirm RB Reconfiguration Complete isPsRrcReestablishAllowed isCSRrcReestablishAllowed (RadioAccessService) rrcReestPSMaxAllowedTimer rrcReestCSMaxAllowedTimer (RadioAccessService) All Rights Reserved © Alcatel-Lucent 2009 9 Radio Link Control 9.8 UL RLC Unrecoverable Error – RRC Connect n Re-established Node B RNC CN UE Maximum number of RLC re-transmission reached same RLC block not decoded on PS TRB X X RLC Reset not decoded X X Maximum number of RLC Reset re-transmission reached Cell Update (rlc unrecoverable error on PS TRB) Cell Update Confirm RB Reconfiguration Complete Radio Link Deletion Radio Link Setup true isPsRrcReestablishAllowed isCSRrcReestablishAllowed (RadioAccessService) All Rights Reserved © Alcatel-Lucent 2009 Thanks
Copyright © 2024 DOKUMEN.SITE Inc.