CDMA无线网络优化技能考评教材第三部分解析Word文件下载.docx

CDMA无线网络优化技能考评教材第三部分解析Word文件下载.docx

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CDMA无线网络优化技能考评教材第三部分解析@#@第三部分优化基本技能@#@目录@#@1无线设备网元........................................................................................................................61.1概述...........................................................................................................................61.2CDMA网络架构............................................................................................................61.3无线接入侧网元.........................................................................................................61.3.1移动台（MS...................................................................................................61.3.2基站收发信台（BTS.......................................................................................71.3.3基站控制器（BSC...........................................................................................71.3.4BSS系统各网元关系..........................................................................................81.4直放站及室内分布系统...............................................................................................81.4.1直放站工作原理................................................................................................81.4.2直放站常见分类................................................................................................91.4.3无线直放站的信源选择......................................................................................91.4.4直放站的常见应用场合及优缺点........................................................................91.4.5室内分布系统工作原理....................................................................................101.4.6室内分布系统组网分类....................................................................................111.5塔放及外置功率放大器.............................................................................................111.6移动网元的数据制作方法..........................................................................................121.6.1BSC的数据制作...............................................................................................121.6.2BTS的数据制作...............................................................................................131.7网元参数设置方法....................................................................................................141.7.1设置途径........................................................................................................141.7.2常用设置参量.................................................................................................141.8网元操作..................................................................................................................141.8.1参数优化实施.................................................................................................14@#@1.8.2网元故障告警查询..........................................................................................15@#@2CDMA无线网络优化流程与方法........................................................................................162.1概述.........................................................................................................................162.2优化流程..................................................................................................................162.2.1工程优化流程.................................................................................................162.2.2运维优化流程.................................................................................................172.2.3专题优化........................................................................................................18@#@2.2.4优化流程中常见问题的发现及排查..................................................................20@#@3无线网络优化平台简介........................................................................................................233.1概述.........................................................................................................................233.2平台优势及建设目标.................................................................................................233.2.1平台优势........................................................................................................233.2.2平台建设目标.................................................................................................233.3系统定位..................................................................................................................24@#@3.4系统体系结构...........................................................................................................253.4.1部署模式........................................................................................................253.4.2数据来源要求.................................................................................................253.4.3系统优势.............................................................................错误!

@#@未定义书签。

@#@3.4.4系统架构........................................................................................................263.5省级平台功能模块总图.............................................................................................293.6分项简述..................................................................................................................303.6.1数据管理........................................................................................................303.6.2日常优化分析.................................................................................................303.6.3专项优化分析.................................................................................................313.6.4用户级优化分析..............................................................................................333.6.5网络评估........................................................................................................333.6.6RF规划支撑....................................................................................................343.6.7工作管理........................................................................................................343.6.8前台支撑........................................................................................................353.6.9GIS（地理信息辅助分析..............................................................................353.6.10报表系统.......................................................................................................363.6.11系统管理.......................................................................................................363.7系统接口要求...........................................................................................................373.8数据分析工具的使用.................................................................................................38@#@3.8.1常用工具介绍.................................................................................................39@#@4KPI指标及优化方案............................................................................................................414.1概述.........................................................................................................................414.2KPI指标分析及优化.................................................................................................414.2.1无线系统接通率..............................................................................................414.2.2业务信道掉话率..............................................................................................414.2.3寻呼成功率.....................................................................................................444.2.4坏小区比例.....................................................................................................454.2.5软切换成功率.................................................................................................454.2.6业务信道拥塞率..............................................................................................464.2.7软切换因子.....................................................................................................474.2.8基站系统硬切换成功率....................................................................................484.2.9覆盖率（DT/CQT测试指标............................................................................494.2.10FTP吞吐量（DT测试指标.............................................................................504.3KPI指标分析的一般思路..........................................................................................504.3.1KPI分析前准备...............................................................................................504.3.2KPI分析注意事项...........................................................................................514.3.3KPI分析辅助方法...........................................................................................51@#@4.3.4TOPN小区......................................................................................................52@#@5CDMA2000常见网络问题定位方法....................................................................................535.1概述.........................................................................................................................53@#@5.2常用方法及手段.......................................................................................................535.3常见网络问题定位方法.............................................................................................535.3.1导频污染问题及常用调整参数.........................................................................535.3.2天馈问题及常用调整参数................................................................................555.3.3干扰问题及常用调整参数................................................................................555.4覆盖问题及常用调整参数..........................................................................................585.4.1切换问题及常用调整参数................................................................................615.4.2掉话问题及常用调整参数...............................