【正文】 ..................... 97 第 5章 呼叫建立和釋放流程分析 .................................................................................. 98 概述 ................................................................................................................. 98 尋呼流程 .......................................................................................................... 98 概述 ....................................................................................................... 98 尋呼空閑模式或 PCH狀態(tài)的 UE .............................................................. 99 尋呼 CELL_DCH或 CELL_FACH狀態(tài)的 UE .......................................... 100 Paging Type 1消息 ............................................................................... 100 Paging Type 2消息 ............................................................................... 101 RRC 連接建立流程 ......................................................................................... 101 概述 ..................................................................................................... 101 在專用信道上建立 RRC 連接 ................................................................. 101 在公用信道 上建立 RRC 連接 ................................................................. 102 RRC 連接拒絕 ...................................................................................... 103 RRC CONNECTION REQUEST消息 ..................................................... 103 RRC CONNECTION SETUP消息 .......................................................... 105 RRC CONNECTION REJECT消息 ........................................................ 108 RADIO LINK SETUP REQUEST消息 .................................................... 109 直傳消息流程 ................................................................................................. 112 概述 ..................................................................................................... 113 初始直傳 .............................................................................................. 113 上行直傳 .............................................................................................. 114 下行直傳 .............................................................................................. 115 INITIAL DIRECT TRANSFER消息 ......................................................... 115 UPLINK DIRECT TRANSFER消息 ........................................................ 116 DOWNLINK DIRECT TRANSFER消息 .................................................. 117 UE 能力信息流程 ............................................................................................ 118 UE 能力信息查詢 .................................................................................. 118 UE 能力信息更新 .................................................................................. 119 RAB建立流程 ................................................................................................ 119 概述 ..................................................................................................... 119 DCHDCH ............................................................................................ 120 CCHDCH ............................................................................................ 123 CCHCCH ............................................................................................ 124 RAB ASSIGNMENT REQUEST消息 ..................................................... 125 RAB ASSIGNMENT RESPONSE消息 ................................................... 127 RADIO BEARER SETUP消息 ............................................................... 129 業(yè)務釋放流程 ................................................................................................. 132 概述 ..................................................................................................... 133 Iu信令連接釋放流程 ............................................................................. 133 RAB釋放流程 ....................................................................................... 134 CS域 Iu信令連接和 RAB的聯(lián)合釋放流程 .............................................. 136 RRC 連接釋放流程 ................................................................................ 138 第 6章 移動性管理流程分析 ....................................................................................... 142 概述 ............................................................................................................... 142 前向切換流程 ................................................................................................. 142 概述 ..................................................................................................... 142 小區(qū)更新 .............................................................................................. 142 URA 更新 ............................................................................................. 144 CELL UPDATE消息 ............................................................................. 145 URA UPDATE消息 ............................................................................... 147 軟切換流程 ..................................................................................................... 148 概述 ..................................................................................................... 148 無線鏈路增加 ........................................................................................ 149 無線鏈路刪除 ........................................................................................ 151 無線鏈路替換 ........................................................................................ 152 RADIO LINK SETUP REQUEST消息 .................................................... 153 ACTIVE SET UPDATE消息 .................................................................. 153 硬切換流程 ..................................................................