【資料名稱】：TD-SCDMA網(wǎng)絡(luò)優(yōu)化經(jīng)驗總結(jié)

【資料作者】：xiao唐

【資料日期】：2008-10-1

【資料語言】：中文

【資料格式】：PDF

【資料目錄和簡介】：


1 概述..........................................................................................................................................3
2 項目準備工作...........................................................................................................................3


2.1確定網(wǎng)絡(luò)優(yōu)化目標.......................................................................................................3


2.2優(yōu)化方法和流程制定...................................................................................................4
3 TD－SCDMA專題網(wǎng)絡(luò)性能優(yōu)化經(jīng)驗總結(jié)
..........................................................................5


3.1單站測試與優(yōu)化...........................................................................................................5


3.2覆蓋性能優(yōu)化...............................................................................................................6


3.2.1 覆蓋連續(xù)性優(yōu)化...................................................................................................7


3.2.2 超遠覆蓋優(yōu)化.......................................................................................................7


3.2.3 弱覆蓋區(qū)域
.............................................................................................................8


3.2.4 后瓣過覆蓋
.............................................................................................................9


3.3鄰區(qū)優(yōu)化.......................................................................................................................9


3.4擾碼優(yōu)化.....................................................................................................................10


3.5切換性能優(yōu)化.............................................................................................................11


3.6接入性能優(yōu)化.............................................................................................................12


3.6.1 RRC建立成功率優(yōu)化 ..........................................................................................12


3.6.2 RB建立成功率優(yōu)化 ............................................................................................12


3.7呼叫保持性能優(yōu)化.....................................................................................................12


3.8 LAC區(qū)的優(yōu)化............................................................................................................12


3.9 CCSS、CSDU板的優(yōu)化
...........................................................................................13


3.10 系統(tǒng)參數(shù)優(yōu)化.........................................................................................................13


3.10.1系統(tǒng)消息的修改。
.............................................................................................13


3.10.2小區(qū)算法參數(shù)的修改。
.....................................................................................14


3.10.3小區(qū)參數(shù)的修改
.................................................................................................15


3.10.4靜態(tài)業(yè)務(wù)參數(shù)的修改。
.....................................................................................15
4 優(yōu)化案例................................................................................................................................15


4.1單站優(yōu)化案例.............................................................................................................15


4.2鄰區(qū)優(yōu)化案例.............................................................................................................17


4.3擾碼優(yōu)化案例.............................................................................................................18


4.4和平賓館西南扇區(qū)天線背向覆蓋問題.....................................................................20


4.5后瓣過覆蓋優(yōu)化案例二.............................................................................................22


4.6參數(shù)優(yōu)化案例.............................................................................................................25