3GPP TS V3.7.0 ( )

Transcription

1 3rd Generation Partnership Project; Technical Specification Group Radio Access Network; UE Procedures in Idle Mode and Procedures for Cell Reselection in Connected Mode () The present document has been developed within the 3 rd Generation Partnership Project ( TM ) and may be further elaborated for the purposes of. The present document has not been subject to any approval process by the Organisational Partners and shall not be implemented. This Specification is provided for future development work within only. The Organisational Partners accept no liability for any use of this Specification. Specifications and reports for implementation of the TM system should be obtained via the Organisational Partners' Publications Offices.

2 2 Keywords UMTS, radio Postal address support office address 650 Route des Lucioles - Sophia Antipolis Valbonne - FRANCE Tel.: Fax: Internet Copyright Notification No part may be reproduced except as authorized by written permission. The copyright and the foregoing restriction extend to reproduction in all media. 2001, Organizational Partners (ARIB, CWTS, ETSI, T1, TTA, TTC). All rights reserved.

3 3 Foreword Scope References Definitions and abbreviations Definitions Abbreviations (General description of Idle mode) (Overview) AS NAS (Functional division between AS and NAS in Idle mode) (Service type in Idle mode) (Process and procedure descriptions) PLMN (PLMN selection and reselection) (General) PLMN (Support for PLMN Selection) (General) UTRA (UTRA case) GSM (GSM case) (Cell selection and reselection in idle mode) (Introduction) (States and state transitions in Idle Mode) (Cell Selection process overview) (Camped normally state overview) (Connected mode State overview) (Any cell selection State overview) (Camped on any cell State overview) (Cell Selection Process) UTRA (UTRA case) (Description) (Criteria) GSM (GSM case) (Void) (Camped Normally State) UTRA (UTRA case) GSM (GSM case) (Cell Reselection Evaluation Process) UTRA (UTRA case) HCS (Measurement rules for cell re-selection when HCS is not used) HCS (Measurement rules for cell re-selection when HCS is used) (Highest ranked cells with access restrictions) (Cell Reselection Criteria) (Cell reselection parameters in system information broadcasts) GSM (GSM case) (Cell Selection when leaving connected mode) UTRA (UTRA case) GSM (GSM case)... 26

4 (Any Cell Selection state) (Camped on Any Cell State) UTRA (UTRA case) GSM GSM case Cell Access Restrictions UTRA UTRA cells Cell status and cell reservations Access Control Emergency Call GSM GSM cells RRC Cell Reselection Processes in RRC Connected Mode Initial Cell Reselection Process Criteria Void Cell Reselection Process (Location Registration) (Broadcast information receiving) Reception of System Information Cell Broadcast in Idle Mode Void SCCPCH Paging and SCCPCH selection in Idle mode Paging Channel selection SCCPCH SCCPCH selection when entering Connected mode Discontinuous Reception (Void) (Examples of Procedures) NAS (NAS initiated change of system information) NAS (System Information Update to NAS) CN (CN originated paging in idle mode) PLMN (PLMN Selection, automatic mode, normal case) PLMN (PLMN Reselection, automatic mode) PLMN (PLMN Reselection, manual mode) PLMN PLMN (PLMN Selection, automatic mode, selected PLMN not found) NAS (NAS Controlled Cell Selection) (Execution in AS) (Execution in NAS) Annex A (informative): A Change history...42

5 5 Foreword TSG TSG TSG TSG x.y.z x [ ] 1 TSG 2 TSG 3 TSG y ( ) z

6 6 1 Scope UE AS NAS [5] UE [4] UE NAS AS multi-rat UE UTRA UE - UE UTRA - UE RAT RAT UTRA/GSM UE 2 References ( ) GSM [1] TS 03.22: "Functions related to Mobile Station in idle mode and group receive mode". [2] TS : "Radio Interface Protocol Architecture". [3] TS : "Interlayer Procedures in Connected Mode". [4] TS : "RRC Protocol Specification". [5] TS : "NAS functions related to Mobile Station (MS) in idle mode ". [6] TR : "Radio Resource Management Strategies". [7] TS : "Physical channels and mapping of transport channels onto physical channels (FDD)". [8] TS : "Physical channels and mapping of transport channels onto physical channels (TDD)". [9] TS : "Service accessibility". [10] TS : "Requirements for Support of Radio Resource Management (FDD)".

7 7 [11] TS : "Requirements for Support of Radio Resource Management (TDD)". [12] TR : "Vocabulary for Specifications". [13] TS 05.08: "Radio subsystem link control". [14] TS : "Physical layer procedures (FDD)". [15] TS : "Physical Layer Procedures (TDD)". [16] TS : "Mobile radio interface layer 3 specification, Core Network Protocols - Stage 3". 3 Definitions and abbreviations 3.1 Definitions [12] Acceptable Cell 4.3 UE PLMN Available PLMN UE PLMN Barred Cell Camped on a cell UE UE Camped on any cell UE PLMN ID DRX UE PLMN: Equivalent PLMN NAS PLMN UE PLMN PLMN PLMN Home PLMN PLMN ID (MCC) (MNC) IMSI MCC MNC PLMN (LR) UE DRX DRX (PBP) (FDD = 1) (TDD ) UE (FDD ) UE PICH SFN PICH PCCPCH SFN (TDD )

8 8 RRC UE Radio Access Mode FDD TDD Radio Access Technology UTRA GSM Registration Area NAS UE (NAS) PLMN Selected PLMN NAS PLMN Serving cell UE Suitable Cell UE [1] A/Gb 4.3 Iu 3.2 Abbreviations AS Access Stratum BCCH Broadcast Control Channel CM Connection Management CN Core Network DRX Discontinuous Reception DSCH Downlink Shared Channel FDD Frequency Division Duplex GC General Control (SAP) (SAP) GPRS General Packet Radio System GSM Global System for Mobile GSM HCS Hierarchical Cell Structure IMSI International Mobile Subscriber Identity MCC Mobile Country Code MM Mobility Management MNC Mobile Network Code NAS Non-Access Stratum PCH Paging Channel PI Page Indicator PICH Page Indication Channel PLMN Public Land Mobile Network RAT Radio Access Technology RRC Radio Resource Control SAP Service Access Point TDD Time Division Duplex UE User Equipment UMTS Universal Mobile Telecommunications System UTRA UMTS Terrestrial Radio Access UMTS UTRAN UMTS Terrestrial Radio Access Network UMTS

9 9 4 (General description of Idle mode) 4.1 (Overview) UE PLMN UE PLMN RAT RAT PLMN PLMN GSM MAP ANSI-41 PLMN PLMN PLMN GSM PLMN PLMN identity ANSI-41 SID NAS PLMN AS PLMN UE PLMN (Suitable Cell) camping on the cell UE NAS UE (Suitable Cell) UE PLMN (Suitable Cell) PLMN [9] UE PLMN PLMN PLMN UE (camping on a cell) a) UE PLMN b) UE RRC c) PLMN UE UE UE UE UE d) UE UE (Suitable Cell) USIM #14 #15 LR [5] [16] UE PLMN 3 - PLMN -

10 10-1 PLMN PLMN PLMN NAS CM 1: 4.2 AS NAS (Functional division between AS and NAS in Idle mode) 1 UE (NAS) (AS) NAS [5] 10

11 11 1: AS NAS UE (NAS) UE (AS) PLMN PLMN(Allowed PLMN) PLMN(Avaibale PLMN) GSM-MAP ANSI-41 RAT PLMN PLMN [5] [5] PLMN RAT RAT PLMN [5] PLMN AS PLMN PLMN RAT PLMN AS PLMN(Avaibale PLMN) PLMN PLMN(Avaibale PLMN) RAT NAS PLMN NAS NAS PLMN PLMN RAT NAS NAS NAS NAS PLMN (Suitable Cell) PLMN Identity (GSM-MAP ) SID NAS RAT PLMN [5] RAT RAT PLMN NAS AS NAS (Suitable Cell) UE NAS UE LA UE

12 (Service type in Idle mode) UE 3 UE - ( (Acceptable Cell) ) - ( (Suitable Cell) ) - ( ) (Acceptable Cell) UE ( ) UTRAN (Suitable Cell) UE - PLMN UE NAS PLMN LA [9] (Barred Cell) [4] 5 (Process and procedure descriptions) 5.1 PLMN (PLMN selection and reselection) (General) UE PLMN(Avaibale PLMN)

13 13 UE PLMN(Allowed PLMN) PLMN(Allowed GSM- MAP ANSI-41 PLMN PLMN(Allowed PLMN) PLMN PLMN PLMN PLMN GSM-MAP SID UE PLMN GSM-MAP SID PLMN PLMN PLMN(Allowed PLMN) UE PLMN GSM-MAP PLMN ANSI-41 SID PLMN(Allowed PLMN) GSM-MAP PLMN [5] PLMN(Allowed PLMN) ANS-41 PLMN TIA/EIA/IS TIS/EIA/IS PLMN (Support for PLMN Selection) (General) NAS AS PLMN(Avaibale PLMN) NAS UTRA (UTRA case) UE PLMN(Avaibale PLMN) UTRA RF FDD [14] TDD [15] PLMN UE PLMN PLMN PLMN(High Quality PLMN) RSCP NAS 1. FDD CPICH RSCP 95 dbm 2. TDD P-CCPCH RSCP 84 dbm UE PLMN PLMN CPICH RSCP UTRA FDD P-CCPCH RSCP UTRA TDD NAS PLMN NAS UE UE PLMN PLMN UE (Suitable Cell) GSM (GSM case) GSM [1]

14 (Cell selection and reselection in idle mode) (Introduction) 1 UTRA UE RAT [4] [10] [11] NAS RAT PLMN RAT PLMN UE (Suitable Cell) RAT UE UE RAT [10] [11] NAS UE (Suitable Cell) - PLMN - PLMN - AS NAS - - PLMN - UE (States and state transitions in Idle Mode) 2

15 15 PLMN PLMN 1 PLMN 2 PLMN NAS ( #14 or #15 [5][16]) UE USIM USIM 1 2 ( ) 2: PLMN (Cell Selection process overview) PLMN NAS UE (Suitable Cell) NAS - PLMN RAT

16 PLMN PLMN RAT PLMN (Suitable Cell) UE RAT [5] AS (Suitable Cell) (Suitable Cell) UE NAS NAS UE Camped normally UE PLMN (Suitable Cell) UE Any cell selection (Camped normally state overview) UE Cell reselection evaluation process Cell reselection procedure (Suitable Cell) UE Any cell selection (Connected mode State overview) Connected mode [4] UE (Suitable Cell) Cell selection when leaving connected mode Camped normally (Suitable Cell) AS NAS NAS (Suitable Cell) Stored information cell selection Cell reselection evaluation process (Suitable Cell) UE Any cell selection (Any cell selection State overview) UE NAS #14 #15 [5] UE USIM Any cell selection UE #14 #15 UE [5] [16] (Suitable Cell) UE NAS Camped on any cell PLMN NAS [5]

17 (Camped on any cell State overview) UE UE RAT UE PLMN (Suitable Cell) (Suitable Cell) PLMN PLMN (Cell Selection Process) UTRA (UTRA case) (Description) UE a) UTRA RF UE UTRA RF PLMN (Suitable Cell) (Suitable Cell) b) PLMN (Suitable Cell) PLMN (Suitable Cell) (Criteria) S FDD : Srxlev > 0 Squal > 0 TDD :Srxlev > 0 Squal = Q qualmeas Qqualmin Srxlev = Q rxlevmeas - Qrxlevmin - Pcompensation

18 18 Squal Srxlev Q qualmeas Q rxlevmeas Qqualmin Qrxlevmin Pcompensation UE_TXPWR_MAX_RACH P_MAX (db) FDD (db) CPICH E c /N 0 (db) FDD CPICH Ec/N0 [10] FDD FDD CPICH RSCP(dBm) TDD P-CCPCH RSCP(dBm) (db) FDD (dbm) Max(UE_TXPWR_MAX_RACH P_MAX, 0) (db) UE RACH (dbm) UE RF (dbm) GSM (GSM case) GSM [1] (Void) (Camped Normally State) UTRA (UTRA case) (Camped Normally State) UE - PICH PCH - [4] - - 1) UE [10] [11] 2) BCCH GSM (GSM case) [1] (Cell Reselection Evaluation Process) UTRA (UTRA case) HCS (Measurement rules for cell reselection when HCS is not used) HCS RAT UE - Sx FDD Squal TDD Srxlev

19 19 1. Sx > S intrasearch UE Sx <= S intrasearch, S intrasearch 2. Sx > S intersearch UE Sx <= S intersearch S intersearch i 3. Sx > Ssearch RAT m UE RAT "m" Sx <= Ssearch RAT m RAT "m" Ssearch RAT m RAT "m" HCS S limit,searchratm UE HCS (Measurement rules for cell reselection when HCS is used) HCS UE 1. Sx FDD Squal TDD Srxlev IF (Srxlev s <= Ssearch HCS ) or (if FDD and S x <= S intersearch ) THEN ELSE IF (S x > S intrasearch ) THEN ELSE UE HCS UE UE HCS ENDIF ENDIF HCS S intersearch UE 2. UE T CRmax N CR UE - HCS - HCS HCS

20 20 T CRmax N CR UE - T CrmaxHyst - UE RAT 1. RAT Sx FDD Squal TDD Srxlev IF (Srxlev s <= S HCS,RATm ) or (if FDD and S qual <= S SearchRATm ) THEN ELSE UE RATm IF (S x > S limit,searchratm ) THEN ELSE UE RAT m UE UE HCS RAT m ENDIF ENDIF HCS S HCS,RATm UE RATm 2. UE RAT - T CRmax N CR UE - HCS RAT m - HCS HCS RAT m T CRmax N CR UE - T CrmaxHyst (Highest ranked cells with access restrictions) UE UE

21 (Cell Reselection Criteria) RAT HCS( ) H H s = Q meas, s - Qhcs s H n = Q meas, n - Qhcs n TO n * L n HCS H R R s = Q meas, s + Qhyst s R n = Q meas, n - Qoffset s,n - TO n * (1 L n ) TOn = TEMP_OFFSETn * W(PENALTY_TIMEn Tn) Ln = 0 Ln = 1 if HCS_PRIOn = HCS_PRIOs if HCS_PRIOn <> HCS_PRIOs W(x) = 0 for x < 0 W(x) = 1 for x >= 0 T n PENALTY_TIME n TEMP_OFFSET n H R TEMP_OFFSET n PENALTY_TIME n HCS T n T n - HCS_PRIO n <> HCS_PRIO s - HCS_PRIO n = HCS_PRIO s Q meas, n > Qhcs n - CPICH RSCP FDD FDD

22 22 Q meas,n > Q meas, s + Qoffset1 s,n - CPICH Ec/No FDD FDD Q meas,n > Q meas, s + Qoffset2 s,n - Q meas,n > Q meas, s + Qoffset1 s,n T n T n TO n TO n T n T n T n S n Q meas (db) FDD CPICH Ec/No CPICH RSCP TDD P-CCPCH RSCP GSM [10][11] FDD Cell_selection_and_reselection_quality_measure S FDD : Srxlev > 0 Squal > 0 TDD : Srxlev > 0 GSM : Srxlev > 0

23 23 Squal = Q qualmeas Qqualmin Srxlev = Q rxlevmeas - Qrxlevmin - Pcompensation Squal Srxlev Q qualmeas Q rxlevmeas Qqualmin Qrxlevmin Pcompensation UE_TXPWR_MAX_RACH P_MAX (db) FDD (db) CPICH E c /N 0 (db) FDD CPICH Ec/N0 [10] FDD FDD CPICH RSCP(dBm) TDD P- CCPCH RSCP(dBm) GSM [10] (dbm) CPICH RSCP, P-CCPCH RSCP,GSM [10][11] (db) FDD (dbm) max(ue_txpwr_max_rach P_MAX, 0) (db) UE RACH (dbm) UE RF (dbm) UE S - H >= 0 HCS_PRIO UE ( ) - H >= 0 HCS HCS R Q meas,n Q meas,s R R FDD TDD GSM CPICH RSCP P-CCPCH RSCP [10][11] R n Qoffset s,n Qoffset1 s,n R s Qhyst s Qhyst1 s HCS TO n TEMP_OFFSET n TEMP_OFFSET1 n HCS R n TEMP_OFFSET n R TDD GSM UE TDD GSM FDD CPICH RSCP UE FDD FDD CPICH Ec/No UE R FDD Q meas,n Q meas,s CPICH Ec/No FDD R R n Qoffset s,n Qoffset2 s,n R s Qhyst s Qhyst2 s HCS TO n TEMP_OFFSET n TEMP_OFFSET2 n HCS R n

24 24 TEMP_OFFSET n UE FDD Treselection UE (Cell reselection parameters in system information broadcasts) [6] Qoffset1 s,n TDD GSM CPICH RSCP FDD Qoffset2 s,n CPICH Ec/No FDD Qhyst1 s (Qhyst) TDD GSM CPICH RSCP FDD Qhyst2 s (Qhyst) CPICH Ec/No FDD HCS_PRIO s, HCS_PRIO n HCS (0-7) Qhcs s, Qhcs n Qqualmin db TDD GSM Qrxlevmin dbm PENALTY_TIME n TEMPORARY_OFFSET n TEMPORARY_OFFSET1 n

25 25 PENALTY_TIME n H R TDD GSM CPICH RSCP FDD TEMPORARY_OFFSET2 n PENALTY_TIME n H R CPICH Ec/No FDD T CRmax N CR T CRmaxHyst UE Treselection s Ssearch HCS HCS Srxlev UE Ssearch RAT 1 - Ssearch RAT k RAT RAT S HCS,RATm HCS RAT RAT S intrasearch HCS db S intersearch HCS db S limit,searchratm HCS UTRA RAT db UE RAT m GSM (GSM case) GSM UTRA GSM [1]

26 (Cell Selection when leaving connected mode) UTRA (UTRA case) UE (Suitable Cell) (Suitable Cell) UE (Suitable Cell) PLMN UE (Acceptable Cell) (Acceptable Cell) UE PLMN (Acceptable Cell) GSM (GSM case) GSM [1] (Any Cell Selection state) UE UE RAT PLMN (Acceptable Cell) UE (Acceptable Cell) (Camped on Any Cell State) UTRA (UTRA case) UE - 8 PICH PCH - [4] - - 1) UE [10] [11] 2) BCCH - UE RAT PLMN Suitable Cell (Suitable Cell) GSM GSM case GSM [1]

27 Cell Access Restrictions UTRA UTRA cells USIM([9] ) Cell status and cell reservations [4] Cell Access Restriction - (IE : "barred" or "not barred"), - (IE : "reserved" or "not reserved"), not barred not reserved Cell Reservation Extension not reserved - UE not barred not reserved Cell Reservation Extension reserved - UE "Intra-frequency cell re-selection indicator" not allowed T barred barred [4] not barred reserved UE PLMN UE "Intra-frequency cell re-selection indicator" not allowed T barred barred [4] barred - UE - UE "Cell Reserved for future extension (Cell Reservation Extension) use" - UE - Cell Access Restriction IE "Intra-frequency cell re-selection indicator" allowed

28 28 - UE UE T barred T barred Cell Access Restriction IE - UE UE T barred - "Intra-frequency cell re-selection indicator" not allowed UE "Intrafrequency cell re-selection indicator" not allowed UE - UE T barred Access Control (Access Classes) [4] UE UE UE UTRAN RRC CONNECTION REQUEST UE UTRAN RAT UE Emergency Call "Access class barred list" [4] "Access class barred list" [9] GSM GSM cells GSM [1] 5.4 RRC Cell Reselection Processes in RRC Connected Mode Initial Cell Reselection Process [4] UE PLMN UE UE RRC

29 Criteria Void Cell Reselection Process cell reselection cell reselection evaluation process 5.5 (Location Registration) UE AS NAS [5] UE AS [9] [16] 6 (Broadcast information receiving) 6.1 Reception of System Information [4] 6.2 Cell Broadcast in Idle Mode (CBS) UE BMC PCH CTCH FACH 8.1 PCH SCCPCH SCCPCH UE PCH SCCPCH FACH CTCH SCCPCH UE BMC 7 Void 8 SCCPCH Paging and SCCPCH selection in Idle mode 8.1 Paging Channel selection 5(SIB 5) [4] PCH UE

30 30 SCCPCH PCH PCH PICH SIB 5 PCH PICH UE - UE SIB 5 SCCPCH IMSI "Index of selected SCCPCH" = IMSI mod K K PCH FACH SCCPCH SCCPCH SCCPCH SIB 5 0 K-1 "Index of selected SCCPCH" PCH SCCPCH UE PICH UE IMSI USIM UE IMSI=0 8.2 SCCPCH SCCPCH selection when entering Connected mode RRC CONNECTION REQUEST UE RRC CONNECTION SETUP FACH SCCPCH - UE 5 (SIB 5) SCCPCH "Initial UE Identity" SCCPCH "Index of selected SCCPCH" = "Initial UE Identity" mod K, K FACH PCH SCCPCH SCCPCH SCCPCH SIB 5 0 K-1 "Index of selected SCCPCH" "Initial UE Identity" RRC CONNECTION REQUEST UE IE "Initial UE Identity" IE UE-Id UE-Id IMSI(GSM-MAP) (0...9) (10 ) IE "Initial UE Identity" UE-Id TMSI and LAI(GSM-MAP) P-TMSI and RAI(GSM-MAP) TMSI Bitstring(32) P-TMSI "Initial UE Identity" Bitstring UE-Id IMEI (0..15) 16 IE "Initial UE Identity" 16 UE-Id IMSI(DS-41) IE "Initial UE Identity" TIA/EIA/IS IMSI-S 10

31 31 UE-Id ESN(DS-41) TMSI(DS-41) IE Bitstring(32) "Initial UE Identity" Bitstring UE-Id IMSI and ESN(DS-41) Initial UE Identity 8.3 Discontinuous Reception UE DRX UE DRX PI [7] [8] DRX MAX(2 k, PBP) k Paging Block Periodicity PBP TDD PICH FDD PBP=1 UE CN DRX CN UE CN DRX DRX CS CN DRX UE PS CN DRX NAS UE PS CN NAS k UE PS CN PS CN DRX UTRAN DRX - UTRAN DRX - UE CN CN DRX UE IMSI SFN Np PBP DRX IMSI 8.1 PCH(K) SCCPCH Np FDD PI TDD PI FDD TDD PICH FDD UE SFN PICH TDD UE SFN = {(IMSI div K) mod (DRX div PBP)} * PBP + n * DRX + n = 0,1,2 SFN UE PI IMSI

32 32 PI PI = DRX mod Np DRX = IMSI div 8192 FDD Np = (18,36,72,144) PI FDD "Number of PI per frame" TDD Np PI L PI PICH UE IMSI USIM UE IMSI = 0 DRX = 256 (2.56s) FDD PICH S-CCPCH PCH [7] TDD Paging Message Receiving Occasion = + N PICH + N GAP + {(DRX div Np) mod N PCH } *2 N PICH PICH PICH N GAP N PCH (Paging Group) N PCH N GAP 9 (Void) 10 (Examples of Procedures) 10.1 NAS (NAS initiated change of system information) 5 (NAS)

33 33 UE-NAS UE-RRC UE-RLC UE-MAC NW-MAC NW-RLC NW-RRC NW-NAS RLC-TR-DATA-REQ Read BCH BCCH: MAC-DATA-REQ [Current system info] [Current system info] BCCH: MAC-DATA-IND BCH: BCCH Data [Current system info] RRC Information Broadcast REQ (New system info) RLC-TR-DATA-IND [Current system info] [Current system info] RLC-TR-DATA-REQ BCCH: MAC-DATA-REQ [New system info] BCH: BCCH Data [New system info] [New system info] BCCH: MAC-DATA-REQ RLC-TR-DATA-REQ [New system info] BCH: BCCH Data [New system info] [New system info] RLC-TR-DATA-REQ Read BCH BCCH: MAC-DATA-REQ [New system info] BCH: BCCH Data [New system info] BCCH: MAC-DATA-IND [New system info] [New system info] RLC-TR-DATA-IND [New system info] RRC Information Broadcast IND (New System Info) 5: NAS (GC) SAP RRC REQ UE BCCH UE UE UE BCCH RRC (GC) SAP UE NAS RRC IND : UE

34 NAS (System Information Update to NAS) UE-NAS UE-AS System Information changed RRC System Information IND (E.g. PLMNidentity (GSM-MAP) or SID/MIN_P_REV, registration area, NAS Info) 6: NAS AS NAS PLMN ID GSM MAP SID NAS

35 CN (CN originated paging in idle mode) UE-NAS UE-RRC UE-RLC UE-MAC UE-L1 NW-L1 NW-MAC NW-RLC NW-RRC NW-NAS RRC Paging Control REQ (UE paging id, paging group calc info) Calculate paging group CMAC-P-Config-REQ [Paging group] RRC Paging REQ ( UE paging id, Area, paging group calc info, NAS info) CPHY-TrCh-Config-REQ [PCH, Paging group] Calculate paging group RLC-TR-DATA-REQ [Paging Request Type 1 (UE paging id, NAS info), paging group] PCCH: RLCMAC-DATA-REQ [Paging Request Type 1 (UE paging id, NAS info), paging group] PCH: PCCH Data [Paging Request Type 1] PCCH: RLCMAC-DATA-IND RLC-TR-DATA-IND [Paging Request Type 1 (UE paging id, NAS info)] [Paging Request Type 1 (UE paging id, NAS info)] Check received UE paging id RRC Notification IND(UE paging id, NAS info) 7: CN 7 UE CN UE NAS RRC REQ(RRC Paging Control REQ) UE ID NAS RRC : UE IMSI NAS Nt-SAP RRC REQ UE UE ID UE NAS

36 36 RRC UE ID NAS 1 RRC MAC PCH UE RRC UE ID UE ID ID UE ID NAS UE NAS 10.4 PLMN (PLMN Selection, automatic mode, normal case) UE-NAS UE-AS Use last stored PLMN RRC PLMN Search REQ (PLMNidentity (GSM-MAP) or SID/MIN_P_REV) Use last stored cell list RRC PLMN Search CNF (PLMNidentity (GSM-MAP) or SID) Search for cell with PLMNidentity (GSM-MAP) or SID 8: PLMN (NAS) PLMN PLMN (AS) PLMN PLMN AS PLMN PLMN NAS

37 PLMN (PLMN Reselection, automatic mode) UE-NAS UE-AS RRC PLMN List IND (all PLMNidentity (GSM-MAP) or SID/MIN_P_REV) PLMN Reselection RRC PLMN Search REQ (PLMNidentity (GSM-MAP) or SID/MIN_P_REV) Use last stored cell list, if any RRC PLMN Search CNF (PLMNidentity (GSM-MAP) or SID) 9: PLMN AS PLMN NAS PLMN(Avaibale PLMN) NAS AS PLMN PLMN AS PLMN PLMN NAS

38 PLMN (PLMN Reselection, manual mode) UE-NAS UE-AS RRC PLMN Search REQ (All) RRC PLMN List CNF (all PLMNidentity (GSM-MAP) or SID/MIN_P_REV) PLMN Selection RRC PLMN Search REQ (PLMNidentity (GSM-MAP) or SID/MIN_P_REV) Use last stored cell list, if any RRC PLMN Search CNF (PLMNidentity (GSM-MAP) or SID) 10: PLMN NAS PLMN AS AS PLMN NAS PLMN(Avaibale PLMN) PLMN NAS AS PLMN PLMN AS PLMN PLMN NAS

39 PLMN PLMN (PLMN Selection, automatic mode, selected PLMN not found) UE-NAS UE-AS Use last stored PLMN RRC PLMN Search REQ (PLMNidentity (GSM-MAP) or SID/MIN_P_REV) Use last stored cell list Search for cell with PLMNidentity (GSM-MAP) or SID Requested PLMN not found RRC PLMN List CNF (all PLMNidentity (GSM-MAP) or SID) 11: PLMN PLMN (NAS) [5] PLMN PLMN PLMN AS PLMN PLMN(Avaibale PLMN) NAS

40 NAS (NAS Controlled Cell Selection) (Execution in AS) UE-NAS UE-AS RRC Cell Selection Control REQ (E.g. Forbidden registration area(s)) Cell Selection and Reselection 12: NAS AS AS NAS AS - UE

41 (Execution in NAS) UE-NAS UE-AS RRC Area List IND (all areas) (E.g. PLMNidentity (GSM-MAP) or SID/MIN_P_REV, registration area) Registration Area Selection RRC Area List RSP (selected area) (E.g. PLMNidentity (GSM-MAP) or SID/MIN_P_REV, registration area) Cell Selection and Reselection within the area selected by NAS 13: NAS NAS AS NAS PLMN ID GSM MAP SID AS NAS NAS AS NAS

42 42 Annex A (informative): A Change history Change history Date TSG # TSG Doc. CR Rev Subject/Comment Old New 10/1999 RP-05 RP Approved at TSG-RAN #5 and placed under Change Control /1999 RP-06 RP Modification and editorial changes RP-06 RP Specification of Cell reselection procedures in RP-06 RP Integration of Cell Broadcast Service (CBS) RP-06 RP Measurement used as a quality estimate for cell RP-06 RP Discontinuous reception /2000 RP-06 RP Barred Cells and Access Control RP-06 RP Introduction of network control of UE measurement RP-06 RP Editorial issues RP-07 RP-07 RP-07 RP-07 RP-07 06/2000 RP-08 RP-08 RP-08 RP-08 RP-08 RP-08 RP-08 09/2000 RP-09 RP-09 RP-09 RP-09 RP-09 12/2000 RP-10 RP-10 RP-10 RP-10 RP-10 RP-10 RP-10 03/2001 RP-11 RP-11 RP-11 RP-11 RP-11 RP-11 RP-11 RP Cell Selection for DS-41 mode RP Modified description of cell search procedure RP UE individual DRX cycles in CELL_PCH and URA_PCH states RP Cell re-selection criteria including HCS RP Modified description of DRX RP RP RP RP RP RP RP RP RP RP RP RP Triggering of inter-system measurements for cell re-selection when HCS is used Cell re-selection Access Control Downlink signalling failure Cell-reselection parameter signalling Cell Selection and Reselection CN DRX cycle coefficient Paging channel selection Editorial corrections HCS measurement rules Usage of Ec/N0 measurement quantity for cell ranking Correction and restructuring RP Support for PLMN selection RP Correction of algorithm for paging channel selection RP Alignment of use of TEMP_OFFSET parameters with TS RP RP RP RP RP RP RP RP RP RP RP Clarifications and Editorial Corrections Clarifications to cell selection and reselection procedures Removal of immediate cell evaluation One step cell selection Usage of HCS Parameters in Cell Reselection Clarification of usage of "Initial UE-Id" for SCCPCH selection Clarification of paging occasion Correction in Any Cell Selection State Correction to the definition of a suitable cell Correction to discontinuous reception in TDD Correction of PI calculation for Paging DRX

43 43 RP-11 RP-11 RP-11 06/2001 RP-12 RP-12 RP-12 RP Equivalent PLMN codes RP High quality cell in PLMN selection RP Clean-up RP Corrections to RP Emergency calls in barred cells RP Clarification to usage of measurement thresholds