西安市
GSM 系统网络优化设计
目录
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3.1 无线网络规模----------------------------------------------------------10
3-2 现网 GSM 网络拓扑图.................................................................11
3.2 站点分布---------------------------------------------------------------11
3-3 现网 GSM 基站分布：.................................................................12
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4.1 KPI 指标----------------------------------------------------------------12
4-1 近期主要 KPI 话统分析................................................................12
4-2 TCH 分配成功率走势图..............................................................13
4-3 TCH 拥塞率走势图.....................................................................13
4-4 掉话率走势图............................................................................14
4-5 切换成功率走势图......................................................................14
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