hsdpa call scenarios - 3g4g · 2019-07-28 · rrc connection release complete rrc measurement...
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June 9, 2006 Ralf Kreher - Tektronix MPT EM-11
HSDPA Call Scenarios
Ralf Kreher, Tektronix MPT Berlin
June 9, 2006 Ralf Kreher - Tektronix MPT EM-12
HSDPA Cell SetupNode B
NBAP Cell Setup + Common Tr. Ch. Setup PCH, FACH, RACH
Node B Reset + NBAP Audit
NBAP Resource Status Indication (Local c-ID=0, HSDPA-Capability=„hsdpa capable“)
NBAP Shared Physical Channel Reconfiguration Request (c-ID=1, number-of-HS-PDSCH-codes= 5, hS-PDSCH-Start-code-number=2, HS-SCCH-Codes = 6/7/8)
NBAP Shared Physical Channel Reconfiguration Response
June 9, 2006 Ralf Kreher - Tektronix MPT EM-13
HSDPA Basic Call
June 9, 2006 Ralf Kreher - Tektronix MPT EM-14
HSDPA Call OverviewActive PDP Context
RANAP GTP-CDPCH (DL)
DPDCH (UL)
VPI/VCI/CID 1
VPI/VCI/CID 2 TEID 1
RRC
HSPDSCH
Active RRC Connection (Context)
TEID 2
TEID 3
TEID 4IP IP
VPI/VCI/CID 7Iu Bearer Core Network Bearer
IP
Radio Bearer (IP) + SRBs (RRC)
Other UE sharingsame HSPDSCH Radio Access Bearer
June 9, 2006 Ralf Kreher - Tektronix MPT EM-15
HSDPA Basic Call 1/5
RACH: RRC Connection Request (TMSI, establishment cause=„originating interactive call“)
NBAP Radio Link Setup Request (CRNC-CC, UL-SC=146xxxx, DCH-ID=1 and UL/DL TFS for
SRBs, RL-ID=0, c-ID=1, DL-SC=0, DL-ChCd=96)
NBAP Radio Link Setup Response (NodeB-CC, DCH-ID + bindingID)
ALCAP ERQ/ECF for DCCHs
FACH: RRC Connection Setup (TMSI, UL-SC=146xxxx, DCH-ID=1 and UL/DL TFS for SRBs, RB Mapping Option for SRBs UL/DL = DCH-1 or RACH/FACH, PSC, UL-SF=256, DL-SF/Cd-No.=256/96)
1st message on DCH: RRC Connection Setup Complete (UE Radio Access Capabilities)To
SGSNGPRS SM Service Request (P-TMSI)
June 9, 2006 Ralf Kreher - Tektronix MPT EM-16
HSDPA Basic Call 2/5
RRC Measurement Control (Meas.-ID=9, Setup Intra-Frequency Measurement, EventID = 1A, 1B, 1C) To
SGSNGPRS SM Activate PDP Context (max. Bitrate Ul/DL=64/384 kpbs)
NBAP Synchr. Radio Link ReconfigurationPreparation Request (UL-SC=146xxxx, DCHs-to-
add: DCH-ID=20 UL TFS= 4x336, DL TFS=0, RL-ID=0, DL-SC=0, DL-ChCd=97, HSDSCH-MAC-d-
Flow-ID=0, MAC-d-PDU-Size=336, RLC-Mode=„RLC-AM“, HSDSCH-RNTI=4369, HSDSCH-
RL-ID=0)
NBAP Synchr. Radio Link ReconfigurationPreparation Response (DCH-ID + bindingID,
HSDSCH-MAC-d-Flow-ID + bindingID)
ALCAP ERQ/ECF for DTCH on DCH
ALCAP ERQ/ECF for MAC-d Flow
June 9, 2006 Ralf Kreher - Tektronix MPT EM-17
HSDPA Basic Call 3/5
RLC Data (IP Payload) on HSDSCH-0 (Uu) / MAC-d Flow = 0 (Iub)
RLC Data (IP Payload) on DCH-20
FP HS-DSCH Capacity Allocation (Priority, Credits, Interval)
RRC Radio Bearer Setup (H-RNTI=4369, rrcStateIndicator=„cell-DCH“, RAB-ID=5, RB-ID=6, RB MappingOptions UL/DL = DCH-20/DCH-20 orRACH/FACH or DCH-20/HSDSCH-0, UL-SC=146xxxx, UL-SF=16, HS-
SCCH-Codes = 6/7/8, CQI-RepetitionFactor=1, deltaCQI=5, PSC, DL-SC=0, DL-SF/Cd-No.=256/97)
RRC Radio Bearer Setup Complete
RRC Measurement Control (Meas.-ID=12, Setup TrafficVolumeMeas on UL TransportChannel RACH or CPCH, EventID = 4A)
GPRS SM Activate PDP Context Accept (max. Bitrate Ul/DL=64/384 kpbs, PDP address=172.x.x.x)
RRC Measurement Control (Meas.-ID=8, Setup Intra-Frequency Meas., EventID = 1D)
FP HS-DSCH Capacity Request
fromSGSN
June 9, 2006 Ralf Kreher - Tektronix MPT EM-18
HSDPA Basic Call 4/5
ALCAP REL/RLC for DTCH on DCH
ALCAP REL/RLC for MAC-d Flow
GPRS SM Deactivate PDP Context Accept
to SGSN
GPRS SM Deactivate PDP Context RequestfromSGSN
NBAP Synchr. Radio Link ReconfigurationPreparation Request (UL-SC=146xxxx, DCHs-Delete-List: DCH-ID=20, RL-ID=0, DL-SC=0, DL-
ChCd=96, HSDSCH-MAC-d-Flows-to-delete: HSDSCH-MAC-d-Flows-ID=0)
NBAP Synchr. Radio Link ReconfigurationPreparation Response (RL-ID=0)
RRC Radio Bearer Release (RB-ID=6, UL/DL-DeleteTranspChList: DCH-20, HSDSCH-0, UL-SC=146xxxx, UL-SF=256, PSC, DL-SF/Cd-No.=256/96)
RRC Radio Bearer Release Complete
June 9, 2006 Ralf Kreher - Tektronix MPT EM-19
HSDPA Basic Call 5/5
RRC Connection Release Complete
RRC Measurement Control (Meas.-ID=8, Release)
ALCAP REL/RLC for DCCH
RRC Measurement Control (Meas.-ID=12, Release)
RRC Connection Release
NBAP Radio Link Deletion Request (NodeB-CC)
NBAP Radio Link Deletion Response(CRNC-CC)
June 9, 2006 Ralf Kreher - Tektronix MPT EM-110
HSDPA Mobility Definitions
HSDPA only possible in CELL_DCH
One or more HS-PDSCH possible – all belong to same servingHS-DSCH radio link of UE
Cell associated with HS-DSCH radio link is called serving HS-DSCH cell
RRC connection mobility provided by mobile evaluatedsoft/hard handover procedures (MEHO) only – shall not bebased on periodical measurement reports
June 9, 2006 Ralf Kreher - Tektronix MPT EM-111
HSDPA Cell Change Without Change of Active Set
Based on description in 3GPP 25.308
June 9, 2006 Ralf Kreher - Tektronix MPT EM-112
Intra-Node BSynchronized Serving HS-DSCH Cell Change
OverviewSRNC
Iub
NodeB
NBAP + RRC Connection
Old ServingHS-DSCH
Radio LinkActive
SetNew ServingHS-DSCHRadio Link
June 9, 2006 Ralf Kreher - Tektronix MPT EM-113
Intra-Node BSynchronized Serving HS-DSCH Cell Change
NBAP Radio Link Setup (c-ID=1, RL-ID =1)
RRC Connection Setup (PSC=100)
NBAP Radio Link Addition (c-ID=2, RL-ID=2)
RRC Active Set Update (PSC=200)
RRC Radio Bearer Setup (DL-Info-per-RL: PSC=100, serving-HSDSCH-RL-indicator = TRUE )
RRC Measurement Report (event-ID = 1D „change of best cell“, PSC = 200)
NBAP Synchr. Radio Link Reconfiguration PreparationRequest (new H-RNTI, RL-ID=2 HSPDSCH-RL-ID=2)
NBAP Synchr. Radio Link ReconfigurationPreparation Response
RRC Transport Channel Reconfiguration Request(DL-Info-per-RL: PSC=200, serving-HSDSCH-RL-indicator = TRUE, new H-RNTI,
MAC-HS-reset-indicator= TRUE)
RRC Transport Channel Reconfiguration Complete
June 9, 2006 Ralf Kreher - Tektronix MPT EM-114
Inter-Node BSynchronized Serving HS-DSCH Cell Change
OverviewOld Serving HS-DSCH Radio Link
NodeB2
NodeB1
Iub 1Iub 2
Active Set(Hard HO)
New Serving HS-DSCH Radio Link
SRNC
f1f2
June 9, 2006 Ralf Kreher - Tektronix MPT EM-115
Inter-Node BSynchronized Serving HS-DSCH Cell Change 1/2
NEW
ALCAP ERQ/ECF for DCCHs
OLD
RRC Measurement Report (event-ID = 1D „change of best cell“, PSC of new best cell)
NBAP Radio Link Setup Request (CRNC-CC, UL-SC=146xxxx, DCH-ID and UL/DL TFS for
SRBs, RL-ID, c-ID, DL-SC, DL-ChCd)
NBAP Radio Link Setup Response (NodeB-CC, DCH-ID + bindingID)
NBAP Synchr. Radio Link ReconfigurationPreparation Request (UL-SC=146xxxx, DCHs-to-
add: DCH-ID=20 UL TFS= 4x336, DL TFS=0, RL-ID, DL-SC, DL-ChCd, HSDSCH-MAC-d-Flow-ID,
new H-RNTI, HSDSCH-RL)
NBAP Synchr. Radio Link ReconfigurationPreparation Response (DCH-ID + bindingID,
HSDSCH-MAC-d-Flow-ID + bindingID)
June 9, 2006 Ralf Kreher - Tektronix MPT EM-116
Inter-Node BSynchronized Serving HS-DSCH Cell Change 2/2
NEWOLD
ALCAP ERQ/ECF for DTCH on DCH
ALCAP ERQ/ECF for MAC-d Flow
via Iub 1: RRC Transport Channel Reconfiguration Request(PSC of new best cell, CFN activation time, new H-RNTI)
via Iub 2: RRC Transport Channel Reconfiguration Complete
NBAP Radio Link Deletion Request (NodeB-CC)
NBAP Radio Link Deletion Response (CRNC-CC)
ALCAP REL/RLC for DCCH
ALCAP REL/RLC for DTCH on DCH
ALCAP REL/RLC for MAC-d Flow
June 9, 2006 Ralf Kreher - Tektronix MPT EM-117
HSDPA Cell Change after Soft HO
Based on description in 3GPP 25.308
June 9, 2006 Ralf Kreher - Tektronix MPT EM-118
Inter-Node B Synchronized serving HS-DSCH Cell Change after Active Set Update
NodeB2
NodeB1
RNC
IubIub
Active Set afterSoft HO
New Serving HS-DSCH Radio Link
Old Serving HS-DSCH Radio Link
Position Position
June 9, 2006 Ralf Kreher - Tektronix MPT EM-119
Inter-Node B Synchronized serving HS-DSCH Cell Change after Active Set Update 1/3
NEW
ALCAP ERQ/ECF for DCCHs
OLD
RRC Measurement Report (event-ID = 1A „CPICH entered reporting range“, PSC of new cell)
NBAP Radio Link Setup Request (CRNC-CC, UL-SC=146xxxx, DCH-ID and UL/DL TFS for
SRBs, DCH-ID and UL/DL TFS for DTCH, RL-ID, c-ID, DL-SC, DL-ChCd)
NBAP Radio Link Setup Response (NodeB-CC, 2x DCH-ID + bindingID)
ALCAP ERQ/ECF for DTCH
via Iub 1: RRC Active Set Update (PSC of new cell)
via Iub 2: RRC Active Set Update Complete
June 9, 2006 Ralf Kreher - Tektronix MPT EM-120
Inter-Node B Synchronized serving HS-DSCH Cell Change after Active Set Update 2/3
NEWOLD
NBAP Synchr. Radio Link Reconfiguration Preparation Request
NBAP Synchr. Radio Link Reconfiguration Preparation Response
NBAP Synchr. Radio Link Reconfiguration Preparation Commit
NBAP Synchr. Radio Link ReconfigurationPreparation Request (UL-SC=146xxxx, RL-ID,
DL-SC, DL-ChCd, HSDSCH-MAC-d-Flow-ID, new H-RNTI, HSDSCH-RL-ID)
NBAP Synchr. Radio Link ReconfigurationPreparation Response (HSDSCH-MAC-d-Flow-
ID + bindingID)
ALCAP ERQ/ECF for MAC-d Flow
NBAP Synchr. Radio Link ReconfigurationPreparation Commit
June 9, 2006 Ralf Kreher - Tektronix MPT EM-121
Inter-Node B Synchronized serving HS-DSCH Cell Change after Active Set Update 3/3
NEWOLD
via Iub 1+2: RRC Transport Channel Reconfiguration Request(PSC of new best cell, CFN activation time, new H-RNTI)
via Iub 2+2: RRC Transport Channel Reconfiguration Complete
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