【資料名稱】：2011年福州聯(lián)通集采項(xiàng)目總結(jié)-技術(shù)篇v1

【資料作者】：李睿

【資料日期】：2011-10-1

【資料語言】：中文

【資料格式】：DOC

【資料目錄和簡介】：

目錄..................................................................................................................................................2
1概述..........................................................................................................................................4
2總體思路..................................................................................................................................4
3Ec/Io攻略篇...........................................................................................................................5
3.1分簇優(yōu)化經(jīng)驗(yàn)總結(jié)...................................................................................................5
3.1.1把餅分成塊吃起來更容易——適合應(yīng)用TP方案........................................6
3.1.2了解后才能把事情做好——容易出現(xiàn)Ec/Io的優(yōu)化誤區(qū)........................10
3.2分場景化經(jīng)驗(yàn)總結(jié).................................................................................................14
3.2.1場景的分類....................................................................................................15
3.2.2密集城區(qū)——共小區(qū)技術(shù)的應(yīng)用................................................................15
3.2.3非密集城區(qū)——40W技術(shù)的應(yīng)用..............................................................17
3.2.4沿江路——路燈站及功分技術(shù)的應(yīng)用........................................................18
3.2.5高架橋——RRU拉遠(yuǎn)和雙RRU技術(shù)的應(yīng)用............................................19
3.2.6隧道——多天線接收分集技術(shù)的應(yīng)用........................................................20
3.2.7擴(kuò)展思維........................................................................................................20
3.3攻關(guān)經(jīng)驗(yàn)總結(jié).........................................................................................................20
3.3.1Idle態(tài)問題的主要根源................................................................................20
3.3.2對(duì)于Idle態(tài)的天饋調(diào)整優(yōu)化.......................................................................21
3.3.3對(duì)于Idle態(tài)的參數(shù)優(yōu)化...............................................................................22
3.3.4對(duì)于切換不及時(shí)的參數(shù)優(yōu)化........................................................................23
3.4整體優(yōu)化經(jīng)驗(yàn)總結(jié).................................................................................................27
4鄰區(qū)優(yōu)化攻略篇....................................................................................................................27
4.1鄰區(qū)的添加............................................................................................................27
4.2鄰區(qū)的刪除............................................................................................................28
4.2.1可以使用的數(shù)據(jù)............................................................................................28
5掉話率攻略篇........................................................................................................................31
5.1一個(gè)CS正常釋放信令流程.................................................................................31
5.2常見掉話原因.........................................................................................................32
5.2.1鄰區(qū)漏配........................................................................................................32
5.2.2覆蓋問題........................................................................................................32
5.2.3切換問題........................................................................................................33
5.2.4干擾問題........................................................................................................33
5.2.5流程交互問題................................................................................................33
5.2.6其他異常問題................................................................................................34
5.3常見掉話分析的流程.............................................................................................34
5.3.1路測(cè)數(shù)據(jù)分析流程........................................................................................34
5.3.2路測(cè)數(shù)據(jù)分析流程........................................................................................36
5.3.3信令跟蹤數(shù)據(jù)分析流程................................................................................37
5.4掉話問題解決方法.................................................................................................39
5.4.1天饋的調(diào)整....................................................................................................39
5.4.2小區(qū)參數(shù)調(diào)整................................................................................................39
6數(shù)據(jù)業(yè)務(wù)優(yōu)化攻略篇............................................................................................................41
6.1數(shù)據(jù)業(yè)務(wù)優(yōu)化的思路.............................................................................................41
6.2數(shù)據(jù)業(yè)務(wù)需要進(jìn)行的排查項(xiàng).................................................................................42
6.3數(shù)據(jù)業(yè)務(wù)優(yōu)化.........................................................................................................44
6.4對(duì)于數(shù)據(jù)業(yè)務(wù)體系的評(píng)估.....................................................................................45
6.4.1對(duì)于資源的評(píng)估............................................................................................45
6.4.2對(duì)于速率的評(píng)估............................................................................................47
6.4.3對(duì)于帶寬的評(píng)估............................................................................................48
6.5CQI-MPO的優(yōu)化思路.............................................................................................50
6.5.1CQI的組成....................................................................................................50
6.5.2CQI及CQI-MPO的優(yōu)化建議....................................................................53
7附件........................................................................................................................................54