【資料名稱】：淺析CDMA網(wǎng)絡(luò)規(guī)劃與優(yōu)化

【資料作者】：中興

【資料日期】：不詳

【資料語(yǔ)言】：中文

【資料格式】：PDF

【資料目錄和簡(jiǎn)介】：

目錄
第1章無(wú)線網(wǎng)絡(luò)優(yōu)化概述及優(yōu)化流程....................................................................................................... 1
1.1 基本流程介紹................................................................................................................................... 1
1.2 需求分析........................................................................................................................................... 3
1.3 頻譜掃描........................................................................................................................................... 4
1.4 單站抽檢........................................................................................................................................... 4
1.4.1 本階段工作.............................................................................................................................. 4
1.4.2 案例介紹................................................................................................................................. 5
1.5 校準(zhǔn)測(cè)試........................................................................................................................................... 6
1.6 優(yōu)化前網(wǎng)絡(luò)評(píng)估............................................................................................................................... 7
1.7 基站簇優(yōu)化....................................................................................................................................... 7
1.7.1 本階段工作.............................................................................................................................. 7
1.7.2 案例介紹................................................................................................................................. 8
1.8 全網(wǎng)優(yōu)化及優(yōu)化后網(wǎng)絡(luò)評(píng)估.......................................................................................................... 12
1.8.1 本階段工作............................................................................................................................ 12
1.8.2 案例介紹............................................................................................................................... 13
1.9 項(xiàng)目驗(yàn)收和報(bào)告提交...................................................................................................................... 18
第2章語(yǔ)音業(yè)務(wù)的指標(biāo)評(píng)估和測(cè)試方法................................................................................................. 19
2.1 網(wǎng)絡(luò)評(píng)估過(guò)程................................................................................................................................. 19
2.2 評(píng)估所用測(cè)試設(shè)備和軟件.............................................................................................................. 21
2.3 測(cè)試選擇......................................................................................................................................... 22
2.3.1 負(fù)載選擇............................................................................................................................... 22
2.3.2 呼叫方式............................................................................................................................... 22
2.4 DT測(cè)試............................................................................................................................................ 23
2.4.1 數(shù)據(jù)采集............................................................................................................................... 23
2.4.2 測(cè)試步驟............................................................................................................................... 24
2.4.3 數(shù)據(jù)分析處理........................................................................................................................ 24
2.4.4 評(píng)分標(biāo)準(zhǔn)............................................................................................................................... 25
2.5 CQT測(cè)試......................................................................................................................................... 25
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2.5.1 數(shù)據(jù)采集................................................................................................................................26
2.5.2 測(cè)試步驟................................................................................................................................27
2.5.3 數(shù)據(jù)分析處理.........................................................................................................................27
2.5.4 評(píng)分標(biāo)準(zhǔn)................................................................................................................................28
2.6 OMC指標(biāo).........................................................................................................................................29
2.7 網(wǎng)絡(luò)綜合評(píng)估..................................................................................................................................29
第3章數(shù)據(jù)業(yè)務(wù)的測(cè)試.............................................................................................................................31
3.1 測(cè)試前的準(zhǔn)備..................................................................................................................................31
3.2 應(yīng)用層測(cè)試軟件的使用說(shuō)明...........................................................................................................33
3.3 設(shè)備性能測(cè)試..................................................................................................................................35
3.4 覆蓋測(cè)試..........................................................................................................................................37
3.5 網(wǎng)絡(luò)性能測(cè)試..................................................................................................................................39
3.6 數(shù)據(jù)業(yè)務(wù)性能指標(biāo)...........................................................................................................................44
第4章新增基站開(kāi)通規(guī)范.........................................................................................................................45
4.1 無(wú)線參數(shù)確認(rèn)..................................................................................................................................45
4.2 單站檢查..........................................................................................................................................46
4.3 入網(wǎng)優(yōu)化..........................................................................................................................................46
第5章雙載頻系統(tǒng)優(yōu)化.............................................................................................................................49
5.1 雙載頻系統(tǒng)介紹...............................................................................................................................49
5.1.1 組網(wǎng)方式................................................................................................................................49
5.1.2 手機(jī)待機(jī)的載頻.....................................................................................................................51
5.1.3 手機(jī)通話使用的載頻.............................................................................................................51
5.1.4 同頻之間的切換.....................................................................................................................52
5.1.5 鄰區(qū)同頻業(yè)務(wù)信道滿負(fù)荷時(shí)的切換.....................................................................................52
5.1.6 雙載頻臨界小區(qū)的切換.........................................................................................................52
5.2 雙載頻系統(tǒng)的網(wǎng)絡(luò)規(guī)劃...................................................................................................................55
5.2.1 參數(shù)規(guī)劃................................................................................................................................55
5.2.2 天饋規(guī)劃................................................................................................................................58
5.2.3 雙載頻區(qū)域規(guī)劃.....................................................................................................................58
5.2.4 射頻拉遠(yuǎn)和直放站規(guī)劃.........................................................................................................58
5.3 雙載頻系統(tǒng)的網(wǎng)絡(luò)優(yōu)化...................................................................................................................59
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5.3.1 需求分析............................................................................................................................... 59
5.3.2 雙載頻性能測(cè)試.................................................................................................................... 59
5.3.3 單站檢查優(yōu)化........................................................................................................................ 61
5.3.4 RF優(yōu)化.................................................................................................................................. 62
5.3.5 雙載頻的維護(hù)........................................................................................................................ 63
5.4 基于Pilot Beacon的換頻切換........................................................................................................ 63
5.4.1 原理描述及背景.................................................................................................................... 63
5.4.2 Pilot Beacon輔助換頻切換的主設(shè)備的變化........................................................................ 64
5.4.3 后臺(tái)無(wú)線參數(shù)設(shè)置注意事項(xiàng)................................................................................................ 65
5.4.4 Pilot Becon規(guī)劃注意事項(xiàng)..................................................................................................... 65
5.4.5 兩種換頻切換方式比較........................................................................................................ 66
第6章直放站優(yōu)化................................................................................................................................... 69
6.1 直放站參數(shù)設(shè)置.............................................................................................................................. 69
6.2 系統(tǒng)參數(shù)優(yōu)化................................................................................................................................. 71
6.2.1 導(dǎo)頻混淆和導(dǎo)頻污染............................................................................................................ 71
6.2.2 鄰區(qū)列表............................................................................................................................... 72
6.2.3 搜索窗口參數(shù)........................................................................................................................ 72
6.2.4 切換參數(shù)............................................................................................................................... 77
6.3 典型案例......................................................................................................................................... 79
6.3.1 南充業(yè)務(wù)區(qū)掉話率介紹........................................................................................................ 79
6.3.2 直放站影響分析.................................................................................................................... 82
6.3.3 總結(jié)....................................................................................................................................... 87
第7章無(wú)線網(wǎng)絡(luò)優(yōu)化案例........................................................................................................................ 89
7.1 設(shè)備層案例..................................................................................................................................... 89
7.1.1 天饋故障引起掉話................................................................................................................ 89
7.1.2 傳輸故障導(dǎo)致話音斷續(xù)和掉話............................................................................................ 90
7.1.3 GPS故障導(dǎo)致切換問(wèn)題......................................................................................................... 90
7.1.4 無(wú)線參數(shù)配置不合適導(dǎo)致呼叫失敗.................................................................................... 91
7.1.5 不同類型產(chǎn)品版本不匹配導(dǎo)致通話質(zhì)量差........................................................................ 92
7.2 網(wǎng)絡(luò)層案例..................................................................................................................................... 92
7.2.1 路測(cè)定位法解決掉話問(wèn)題.................................................................................................... 92
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7.2.2 OMC分析法解決接通率低問(wèn)題............................................................................................97
7.2.3 綜合法改善覆蓋問(wèn)題.............................................................................................................98
7.3 資源利用率層案例.........................................................................................................................101
第8章數(shù)據(jù)業(yè)務(wù)優(yōu)化............................................................................................................................... 113
8.1 數(shù)據(jù)業(yè)務(wù)介紹................................................................................................................................ 113
8.1.1 什么是1X 分組數(shù)據(jù)業(yè)務(wù).................................................................................................... 113
8.1.2 理解1X 分組數(shù)據(jù)業(yè)務(wù)........................................................................................................ 114
8.1.3 1X 分組數(shù)據(jù)業(yè)務(wù)的協(xié)議參考模型...................................................................................... 116
8.1.4 1X 系統(tǒng)組網(wǎng)圖...................................................................................................................... 118
8.1.5 1X 系統(tǒng)網(wǎng)絡(luò)接口.................................................................................................................. 119
8.2 數(shù)據(jù)業(yè)務(wù)的優(yōu)化思路和優(yōu)化步驟................................................................................................. 119
8.2.1 數(shù)據(jù)業(yè)務(wù)的優(yōu)化思路........................................................................................................... 119
8.2.2 數(shù)據(jù)業(yè)務(wù)的優(yōu)化步驟...........................................................................................................121
8.3 數(shù)據(jù)業(yè)務(wù)的分析方法.....................................................................................................................122
8.3.1 延時(shí)分析...............................................................................................................................122
8.3.2 概率分布PDF曲線圖.........................................................................................................123
8.3.3 數(shù)據(jù)速率綜合分析...............................................................................................................123
8.4 數(shù)據(jù)業(yè)務(wù)常見(jiàn)問(wèn)題分析.................................................................................................................124
8.4.1 移動(dòng)臺(tái)無(wú)法登錄上網(wǎng)絡(luò)的問(wèn)題...........................................................................................124
8.4.2 前向應(yīng)用層速率較低的問(wèn)題...............................................................................................125
8.4.3 反向應(yīng)用層速率不理想的問(wèn)題...........................................................................................127
8.4.4 數(shù)據(jù)業(yè)務(wù)問(wèn)題處理小結(jié).......................................................................................................128

[ 本帖最后由 kyolibin 于 2011-9-3 23:02 編輯 ]