摘要
为了实现地铁移动通信信号的覆盖,建立了专用无线通信系统。由于用户经常是在移动的列车中或地铁出入口通信,因此信号切换是一个重要的问题。对地铁移动通信系统切换方案设计进行探讨。
In order to realize subway mobile communication signal coverage, specialized radio communication system was established. Because subscribers are often on moving trains or at subway exit and entrance, signal switchover is an important problem. Signal switchover design of mobile communication system for subway is studied preliminarily.
出处
《铁道通信信号》
2005年第12期49-50,共2页
Railway Signalling & Communication
