第1页共43页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共43页语音类最差小区优化专题目录一、概述......................................................................31网络状况概述............................................................32网络现状................................................................42.1差小区考核改动后的优化进程........................................42.2语音差小区特点....................................................7二、语音差小区处理流程........................................................8三、语音差小区整治措施........................................................91上/下行质差优化思路.....................................................91.1质量定义说明......................................................91.1.1质量含义....................................................91.1.2公式.......................................................101.1.3质差小区定义...............................................101.2影响质量差的因素.................................................101.3质差小区的优化措施...............................................121.3.1动态功控参数优化...........................................121.3.2上行干扰造成的话音质差.....................................211.3.3频率干扰造成的话音质差.....................................241.3.4覆盖问题造成的话音质差.....................................291.3.5切换参数优化...............................................311.4小结.............................................................332高掉话小区的优化措施...................................................332.1概述.............................................................332.2掉话主要原因分析.................................................332.2.1覆盖原因导致的掉话.........................................332.2.2切换原因导致的掉话.........................................342.2.3干扰原因导致的掉话.........................................352.2.4其它原因导致的掉话.........................................362.3优化思路.........................................................362.4高掉话优化调整...................................................372.5案例.............................................................402.6小结.............................................................423TCH拥塞率的优化措施...................................................433.1TCH拥塞率定义....................................................433.2TCH拥塞率的影响分析..............................................433.3TCH拥塞的优化流程................................................45四、总结.....................................................................46第2页共43页第1页共43页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第2页共43页一、概述1网络状况概述某地市区域GSM网络经过多年的建设，已具备良好的覆盖，现网共有12个BSC，共计687个基站，2780个小区，各BSC基站分布情况如下：BSC基站数小区数载波数覆盖区域X1492311107郊区X2482381061郊区X3572521141郊区X4712601212农村X5653061410市区X6712351090郊区X7652201064市区X865223995农村X9703131555农村X1037133828高校X1136152996高校X12532171052农村基站分布图如下：第3页共43页第2页共43页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第3页共43页2网络现状在市场竞争日益激烈的今天，努力提升网络质量、深度挖掘网络价值、持续改善客户感知是保持行业领先的关键所在。而网络性能的恶化，将严重影响客户...
