地铁信号系统中车-地无线通信技术研究  

Technology for Onboard to Trackside Wireless Communication in Metro Signaling System

作　　者：朱光文 

机构地区：[1]中铁第一勘察设计院通信信号设计处,工程师陕西西安710043

出　　处：《现代城市轨道交通》2012年第2期9-12,共4页Modern Urban Transit

摘　　要：信号系统中关键的车-地通信技术无线局域网,近年来已衍生出了多种通信方式。主要从无线技术标准和安全性出发,详细介绍了无线电台、裂缝波导管和漏缆3种基于开放空间的无线车-地通信方式的特性以及安装,并对这3种车-地通信方式进行了简单的技术比较,最终推荐出较适合于工程实际的车-地通信方式。The key technology of onboard to trackside communications for wireless LAN in the signaling system has generated a variety of means of communication in the recent years.Mainly from the standards and safety of wireless technology,it describes in detail the characteristics and installation of cab radio,crack waveguide and leaky cable for wireless onboard to trackside communication based on the three kinds of open space communications.It makes a simple technology comparison of the three kinds of onboard to trackside communications.The recommendation is the more engineering suitable to the actual onboard to trackside communication.

关 键 词：城市轨道交通 信号系统 CBTC 无线通信 

分 类 号：U231.7[交通运输工程—道路与铁道工程]