【資料名稱】：3GPP_無線資源管理策略

【資料作者】：GeorgeZhang

【資料日期】：20090618

【資料語言】：中文

【資料格式】：DOC

【資料目錄和簡介】：

Foreword7
1Scope8
2References8
3Definitions and abbreviations9
3.1Definitions9
3.2Abbreviations9
4Idle Mode Tasks11
4.1Overview11
4.2Service type in Idle mode11
4.3Criteria for Cell Selection and Reselection12
4.3.1Cell Selection12
4.3.2Cell Re-selection12
4.3.2.1Hierarchical Cell Structures12
4.3.2.2Measurements for cell re-selection13
4.3.2.3Cell re-selection criteria13
4.3.3Mapping of thresholds in cell reselection rules14
4.3.4Barred / Reserved Cells and Access Restrictions for Cells14
4.3.4.1Barred cells14
4.3.4.2Reserved cells14
4.3.4.3Access Restrictions for Cells14
4.4Location Registration15
5RRC Connection Mobility15
5.1Handover15
5.1.1Strategy15
5.1.2Causes15
5.1.3Hard Handover16
5.1.4Soft Handover16
5.1.4.1Soft Handover Parameters and Definitions16
5.1.4.2Example of a Soft Handover Algorithm16
5.1.4.3Soft Handover Execution17
5.1.5Inter Radio Access Technology Handover18
5.1.5.0General18
5.1.5.1Handover UTRAN to GSM19
5.1.5.2Handover GSM to UTRAN19
5.1.5.2.1Introduction19
5.1.5.2.2Predefined radio configuration information19
5.1.5.2.3Security and UE capability information20
5.1.5.2.4UE capability information20
5.1.5.2.5Handover to UTRAN information flows, typical example20
5.1.5.3 Handover from UTRAN to GERAN Iu mode25
5.1.5.4 Handover from GERAN Iu mode to UTRAN26
5.1.6Measurements for Handover26
5.1.6.1Monitoring of FDD cells on the same frequency26
5.1.6.2Monitoring cells on different frequencies26
5.1.6.2.1Monitoring of FDD cells on a different frequency26
5.1.6.2.2Monitoring of TDD cells26
5.1.6.2.2.2Void26
5.1.6.2.3Monitoring of GSM cells26
5.1.7Transfer of RRC information across interfaces other than Uu28
5.1.7.1Introduction and general principles28
5.1.7.2Message sequence diagrams29
5.1.7.3General error handling for RRC containers36
6Admission Control42
6.1Introduction42
6.2Examples of CAC strategies42
6.2.1CAC for handover43
6.3Scenarios43
6.3.1CAC performed in SRNC43
6.3.2CAC performed in DRNC44
6.3.2.1Case of DCH44
6.3.2.2Case of Common Transport Channels44
7Radio Bearer Control45
7.1Usage of Radio Bearer Control procedures45
7.1.1Examples of Radio Bearer Setup45
7.1.2Examples of Physical Channel Reconfiguration46
7.1.2.1Increased UL data, with switch from CELL_FACH to CELL_DCH46
7.1.2.2Increased DL data, no Transport channel type switching47
7.1.2.3Decrease DL data, no Transport channel type switching47
7.1.2.4Decreased UL data, with switch from CELL_DCH to CELL_FACH47
7.1.3Examples of Transport Channel Reconfiguration48
7.1.3.1Increased UL data, with no transport channel type switching48
7.1.4Examples of Radio Bearer Reconfiguration48
8Dynamic Resource Allocation50
8.1Code Allocation Strategies for FDD mode50
8.1.1Introduction50
8.1.2Criteria for Code Allocation50
8.1.3Example of code Allocation Strategies51
8.1.4Void52
8.2DCA (TDD)52
8.2.1Channel Allocation52
8.2.1.1Resource allocation to cells (slow DCA)52
8.2.1.2Resource allocation to bearer services (fast DCA)53
8.2.2Measurements Reports from UE to the UTRAN53
9Power Management54
9.1Variable Rate Transmission54
9.1.1Examples of Downlink Power Management54
9.1.2Examples of Uplink Power Management54
9.2Void54
9.3Examples of balancing Downlink power55
9.3.1Adjustment loop55
10Radio Link Surveillance55
10.1Mode Control strategies for TX diversity55
10.1.1TX diversity modes55
10.1.2Mode Control Strategies55
10.1.2.1DPCH55
10.1.2.2Common channels56
11Codec mode control56
11.1AMR mode control56
12Congestion Control59
12.1 Introduction59
12.2 Example of Congestion Control procedures59
13High Speed Downlink Packet Access59
13.1HSDPA scheduling59
13.1.1Introduction59
13.1.2Scheduling strategies60
13.1.2.1Non real-time services60
13.1.2.2Real time / near real-time services60
14Multimedia Broadcast Multicast Service (MBMS)62
14.1Introduction62
14.2MBMS in UTRAN62
14.2.1Mapping of MBMS bearer to p-t-p and p-t-m channels62
14.2.2MBMS counting62
14.2.3MBMS RRM p-t-p / p-t-m switching strategies63
Annex A: Simulations on Fast Dynamic Channel Allocation65
A.1Simulation environment65
A.2Results65
A.2.1Void65
A.2.2Micro UDD 38465
A.2.2.1Code rate 166
A.2.2.2Code rate 2/366
A.3Conclusions67
Annex B: Radio Bearer Control – Overview of Procedures: message exchange and parameters used67
B.1Examples of Radio Bearer Setup67
B.1.1RRC Parameters in RB Setup67
B.1.2Void68
B.2Examples of Physical Channel Reconfiguration68
B.2.1Increased UL data, with switch from CELL_FACH to CELL_DCH68
B.2.1.1RRC Parameters in Measurement Report68
B.2.1.2RRC Parameters in Physical Channel Reconfiguration68
B.2.1.3Void69
B.2.2Increased DL data, no Transport channel type switching69
B.2.2.1RRC Parameters in Physical Channel Reconfiguration69
B.2.2.2Void69
B.2.3Decrease DL data, no Transport channel type switching69
B.2.3.1RRC Parameters in Physical Channel Reconfiguration70
B.2.3.2Void70
B.2.4Decreased UL data, with switch from CELL_DCH to CELL_FACH70
B.2.4.1RRC Parameters in Physical Channel Reconfiguration70
B.2.4.2Void70
B.3Examples of Transport Channel Reconfiguration70
B.3.1Increased UL data, with no transport channel type switching70
B.3.1.1RRC Parameters in Measurement Report71
B.3.1.2RRC Parameters in Transport Channel Reconfiguration71
B.3.1.3Void72
B.3.2Void72
B.3.2.1Void72
B.3.2.2Void72
B.4Examples of RB Reconfiguration72
B.4.1RRC Parameters in Radio Bearer Reconfiguration72
B.4.2Void72
Annex C: Flow-chart of a Soft Handover algorithm73
Annex D: Void74
Annex E: Simulation results on DL Variable Rate Packet Transmission75
E.1Simulation assumption75
E.2Simulation results75
Annex F: Simulation results on Adjustment loop77
F.1Simulation conditions77
F.2Simulation results77
F.3Interpretation of results79
Annex G: Simulation results for CPCH80
G.1Simulation Assumptions80
G.2CPCH Channel Selection Algorithms81
G.2.1Simple CPCH channel selection algorithm81
G.2.2The recency table method81
G.2.3The idle-random method81
G.3Simulation Results81
G.3.1Cases A-B: Comparison of idle-random method and the recency method for 30 ms packet inter-arrival time, 480 bytes, and 6 CPCH channels, each @384 ksps81
G.3.2Case C-D-E: Comparison of the three methods for multiple CPCH82
G.3.3Cases E-F: Impact of packet inter-arrival time84
G.3.4Case G: Number of mobiles in a cell85
G.3.5Case H-I: Comparison of recency and idle-random methods for single CPCH85
G.3.6Case H and J: Comparison of single CPCH and multiple CPCH, idle-random at 2 Msps86
G.4Discussion on idle-AICH and use of TFCI86
G.5Recommended RRM Strategies86
Annex H: Examples of RACH/PRACH Configuration87
H.1Principles of RACH/PRACH Configuration87
Annex I: Example of PCPCH assignment with VCAM89
Annex J: Examples of scheduling functions for HSDPA91
J.1Link adaptation91
J.2Priority scheduling functions91
Annex K: Change history95