摘要
上海轨道交通3,4号线公务通信系统不能满足运营的要求,根据其现状及存在的问题,对公务交换机改造原则、组网方式、技术方案进行分析,介绍改造实施过程和效果。
The public communication systems of Shanghai Rail Transit No.3and No.4Lines cannot meet operational requirements.In view of the present situation and existing problems,this paper analyzes the principles of transformation,networking technology,and technical solution of the public communication systems and introduces the process and results of the transformation.
出处
《铁道通信信号》
2015年第6期92-95,共4页
Railway Signalling & Communication
关键词
轨道交通
公务通信系统
交换机
改造
Rail transit
Public communication System
Switch
Transformation
