【正文】 IMTDS FDD(WCDMA)系統(tǒng) Iub/Iur 接口技術規(guī)范： 用于 DCH 數(shù)據(jù)流的用戶平面協(xié)議 IMTDS FDD(WCDMA) System Iub/Iur Interface Techinical Specification: User Plane Protocol for DCH Data Streams 20XXXXXX發(fā)布 20XXXXXX實施 中華人民共和國信息產(chǎn)業(yè)部科學技術司 印 發(fā) 通信標準參考性技術文件 I 目 次 前 言 ................................................................................................................................................... II 1 范圍 .................................................................................................................................................... 2 2 引用標準 ............................................................................................................................................. 2 3 定義和縮略語 ...................................................................................................................................... 2 定義 .................................................................................................................................................. 2 縮略語 .............................................................................................................................................. 2 ..................................................................................................................................................... 3 DCH FP 服務 ...................................................................................................................................... 3 期待的數(shù)據(jù)傳輸服務 ......................................................................................................................... 3 5 DCH 幀協(xié)議過程 .................................................................................................................................. 3 數(shù)據(jù)傳輸 ........................................................................................................................................... 3 上行 ............................................................................................................................................... 4 下行 ............................................................................................................................................... 4 定時調(diào)整 ........................................................................................................................................... 5 同步 .................................................................................................................................................. 5 外環(huán)功率控制信息傳輸 [FDD]........................................................................................................... 6 節(jié)點同步 ........................................................................................................................................... 6 接收定時偏移測量 [TDD] ................................................................................................................. 6 DSCH TFCI 信令 [FDD] ..................................................................................................................... 7 空中接口參數(shù)更新 [FDD] ................................................................................................................... 7 6 幀結(jié)構與編碼 ...................................................................................................................................... 7 概述 .................................................................................................................................................. 7 編碼的一般原則 .............................................................................................................................. 8 數(shù)據(jù)幀 .............................................................................................................................................. 8 介紹 ............................................................................................................................................... 8 上行數(shù)據(jù)幀 ..................................................................................................................................... 9 下行數(shù)據(jù)幀 ................................................................................................................................... 11 數(shù)據(jù)幀中信息單元的編碼 .............................................................................................................. 13 控制幀 ............................................................................................................................................ 14 介紹 ............................................................................................................................................. 14 控制幀的頭部結(jié)構 .....................................................................