【資料名稱】：EVDO系統(tǒng)詳解

【資料作者】：未知

【資料日期】：2010-6

【資料語言】：中文

【資料格式】：PDF

【資料目錄和簡介】：

第一章EVDO概述.......................................................................................................................1
1.1引言..........................................................................................................................................1
1.2EVDO的功能要求..................................................................................................................2
1.3EVDO的設(shè)計(jì)思想..................................................................................................................2
1.3.1時(shí)分復(fù)用.......................................................................................................................3
1.3.2多用戶調(diào)度...................................................................................................................4
1.3.3鏈路自適應(yīng)...................................................................................................................4
1.3.4HARQ ...........................................................................................................................4
1.3.5速率控制.......................................................................................................................5
1.4EVDO網(wǎng)絡(luò)結(jié)構(gòu)......................................................................................................................6
1.4.1網(wǎng)絡(luò)構(gòu)成及其基本功能...............................................................................................6
1.4.2網(wǎng)絡(luò)接口協(xié)議及其功能...............................................................................................7
1.5EVDO的發(fā)展情況..................................................................................................................8
1.5.1標(biāo)準(zhǔn)化進(jìn)展...................................................................................................................8
1.5.2商用進(jìn)展.......................................................................................................................9
1.5.3市場前景.......................................................................................................................9
第二章EVDO空中接口.............................................................................................................11
2.1空中接口概述........................................................................................................................11
2.1.1空中接口協(xié)議棧模型.................................................................................................11
2.1.2空中接口協(xié)議通信方式.............................................................................................13
2.1.3空中接口信息傳送方式.............................................................................................13
2.2物理層....................................................................................................................................15
2.2.1前向信道.....................................................................................................................15
2.2.1.1前向信道劃分..................................................................................................15
2.2.1.2前向信道的時(shí)隙結(jié)構(gòu)......................................................................................16
2.2.1.3前向信道的標(biāo)識(shí)..............................................................................................16
2.2.1.4前向信道的物理結(jié)構(gòu)......................................................................................19
2.2.1.5前向業(yè)務(wù)/控制信道的參數(shù)配置和時(shí)隙復(fù)用.................................................22
2.2.2反向信道.....................................................................................................................25
2.2.2.1反向信道劃分..................................................................................................25
2.2.2.2接入信道物理結(jié)構(gòu)..........................................................................................26
2.2.2.3反向業(yè)務(wù)信道物理結(jié)構(gòu)..................................................................................28
2.2.2.4反向信道調(diào)制參數(shù)..........................................................................................33
2.2.2.5長碼生成與同步..............................................................................................34
2.3MAC 層.................................................................................................................................34
2.3.1MAC層協(xié)議功能.......................................................................................................34
2.3.2MAC層地址匹配.......................................................................................................34
2.3.3控制信道 MAC...........................................................................................................36
2.3.3.1控制信道 MAC 層數(shù)據(jù)封裝...........................................................................36
2.3.3.2控制信道 MAC 的傳送方式...........................................................................37
2.3.4接入信道 MAC...........................................................................................................38
2.3.4.1接入信道 MAC 層數(shù)據(jù)封裝...........................................................................38
2.3.4.2接入探針的結(jié)構(gòu)..............................................................................................39
2.3.4.3接入探針序列的結(jié)構(gòu)......................................................................................40
2.3.4.4接入過程..........................................................................................................41
2.3.4.5接入信道長碼掩碼..........................................................................................42
2.3.4.6接入信道 MAC 層主要消息及其關(guān)鍵參數(shù)...................................................42
2.3.5前向業(yè)務(wù)信道 MAC...................................................................................................43
2.3.5.1前向業(yè)務(wù)信道 MAC 層數(shù)據(jù)封裝...................................................................43
2.3.5.2前向業(yè)務(wù)信道 MAC 協(xié)議狀態(tài)轉(zhuǎn)移流程.......................................................44
2.3.6反向業(yè)務(wù)信道 MAC...................................................................................................46
2.3.6.1反向業(yè)務(wù)信道 MAC 層數(shù)據(jù)封裝...................................................................46
2.3.6.2反向業(yè)務(wù)信道速率控制..................................................................................47
2.3.6.3反向鏈路靜默..................................................................................................49
2.3.6.4反向業(yè)務(wù)信道長碼..........................................................................................49
2.3.6.5反向業(yè)務(wù)信道 MAC 層主要消息及其關(guān)鍵參數(shù)...........................................49
2.4安全層....................................................................................................................................50
2.4.1安全層協(xié)議功能.........................................................................................................50
2.4.2安全層數(shù)據(jù)封裝.........................................................................................................50
2.4.3安全矢量.....................................................................................................................51
2.4.4密鑰交換.....................................................................................................................51
2.4.5空口鑒權(quán).....................................................................................................................53
2.4.6加密.............................................................................................................................54
2.5連接層....................................................................................................................................54
2.5.1連接層狀態(tài)機(jī).............................................................................................................55
2.5.2連接管理.....................................................................................................................57
2.5.2.1連接建立..........................................................................................................57
2.5.2.2連接關(guān)閉..........................................................................................................57
2.5.3路徑更新.....................................................................................................................58
2.5.4分組合并.....................................................................................................................58
2.5.5開銷消息管理.............................................................................................................58
2.6會(huì)話層....................................................................................................................................59
2.6.1協(xié)議交互.....................................................................................................................59
2.6.2地址分配.....................................................................................................................61
2.6.2.1UATI的構(gòu)成...................................................................................................61
2.6.2.2UATI的分配...................................................................................................62
2.6.2.3UATI與移動(dòng)性管理.......................................................................................62
2.6.3配置協(xié)商.....................................................................................................................62
2.7流層........................................................................................................................................63
2.8應(yīng)用層....................................................................................................................................64
2.8.1缺省信令應(yīng)用.............................................................................................................64
2.8.1.1信令網(wǎng)絡(luò)協(xié)議..................................................................................................64
2.8.1.2信令鏈路協(xié)議..................................................................................................65
2.8.2缺省分組應(yīng)用.............................................................................................................66
2.8.2.1無線鏈路協(xié)議..................................................................................................66
2.8.2.2位置更新協(xié)議..................................................................................................69
2.8.2.3流控協(xié)議..........................................................................................................70
2.9EVDO空中接口關(guān)鍵技術(shù)....................................................................................................71
2.9.1自適應(yīng)調(diào)制編碼.........................................................................................................71
2.9.2HARQ .........................................................................................................................72
2.9.3多用戶調(diào)度.................................................................................................................73
2.9.3.1多用戶調(diào)度準(zhǔn)則..............................................................................................73
2.9.3.2比例公平調(diào)度算法..........................................................................................74
2.9.4速率控制.....................................................................................................................75
2.9.4.1前向鏈路速率控制..........................................................................................75
2.9.4.2反向鏈路速率控制..........................................................................................76
2.9.5功率控制.....................................................................................................................77
2.9.5.1前向鏈路功率分配原理及實(shí)現(xiàn)......................................................................77
2.9.5.2反向鏈路功率控制原理及實(shí)現(xiàn)......................................................................78
2.9.6虛擬軟切換.................................................................................................................79
第三章EVDO IOS功能介紹.....................................................................................................80
1功能概述................................................................................................................................80
3.1.1參考模型.....................................................................................................................80
3.1.2主要作用.....................................................................................................................80
3.1.2.1在接入鑒權(quán)中的作用......................................................................................81
3.1.2.2在移動(dòng)性管理中的作用..................................................................................81
3.1.2.3在數(shù)據(jù)傳送中的作用......................................................................................81
2A8/A9接口功能....................................................................................................................82
3.2.1A8 連接建立...............................................................................................................82
3.2.2A8 連接重激活...........................................................................................................83
3.2.3A8 連接釋放...............................................................................................................83
3.2.4A8 連接參數(shù)更新.......................................................................................................84
3.2.5A9 接口消息的定時(shí)器參數(shù).......................................................................................85
3.3A10/A11 接口功能................................................................................................................85
3.3.1A10 連接建立.............................................................................................................85
3.3.2A10 連接釋放.............................................................................................................86
3.3.3計(jì)費(fèi)信息傳送.............................................................................................................87
3.3.4A11 接口消息的定時(shí)器參數(shù).....................................................................................87
3.4A12 接口功能........................................................................................................................87
3.5A13 接口功能........................................................................................................................88
第四章EVDO數(shù)據(jù)呼叫流程.....................................................................................................90
4.1分組數(shù)據(jù)會(huì)話狀態(tài)................................................................................................................90
4.2HRPD會(huì)話建立、維持與關(guān)閉............................................................................................91
4.2.1HRPD 會(huì)話建立.........................................................................................................91
4.2.2HRPD 會(huì)話維持.........................................................................................................92
4.2.3HRPD 會(huì)話關(guān)閉.........................................................................................................92
4.2.3.1AT發(fā)起 HRPD 會(huì)話關(guān)閉（存在 A8 連接）................................................92
4.2.3.2AT發(fā)起 HRPD 會(huì)話關(guān)閉（不存在 A8 連接）............................................93
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