KPI提升经验总结目录1KPI（关键性能指标）概述.................................................................................................42TD-SCDMA网络典型KPI指标..........................................................................................42.1覆盖率指标................................................................................................................42.2接通率指标................................................................................................................52.2.1RRC连接建立成功率（业务相关）............................................................52.2.2RAB建立成功率............................................................................................52.2.3无线接通率.....................................................................................................62.3掉话率指标................................................................................................................72.3.1电路域掉话率.................................................................................................72.3.2分组域掉线率.................................................................................................72.4切换成功率................................................................................................................82.4.1系统内切换成功率.........................................................................................82.4.2系统间切换成功率.........................................................................................93KPI指标提升工作流程........................................................................................................93.1RF优化.....................................................................................................................103.2频点及扰码优化.......................................................................................................113.3全网邻区切换关系优化...........................................................................................123.4参数核查..................................................................................................................193.5接入问题专题优化...................................................................................................203.5.1DT/CQT问题分析........................................................................................203.6接入问题优化案例...................................................................................................403.7切换专题优化...........................................................................................................443.7.1DT/CQT指标优化流程................................................................................443.7.2话统分析流程...............................................................................................523.7.3切换问题优化案例.......................................................................................573.8掉话专题优化...........................................................................................................603.8.1掉话定义和话统指标...................................................................................603.8.2DT/CQT优化流程........................................................................................633.8.3话统分析流程....................
