铁路客运信息交互系统双服务通道传输协议的研究  

Research on transmission protocol of double channel for Railway Passenger Information Interactive System

作　　者：朱建军[1] 祝红光[1] 王智为[1] 阎志远[1] 

机构地区：[1]中国铁道科学研究院电子计算技术研究所,北京100081

出　　处：《铁路计算机应用》2012年第1期18-21,共4页Railway Computer Application

摘　　要：铁路客运信息交互系统是采用移动通信网络作为数据通道的业务系统,由于移动链路存在丢包和断线等不稳定因素,为保证业务数据的完整性和安全性,必须采用有效的传输协议,并实现科学的应用和控制。文章从传输协议特点、应用类型、链路检测与协议切换等方面,研究铁路客运信息交互系统的双服务通道传输协议。Railway Passenger Information Interactive System was a professional system which used mobile communication network as data channel.Because the unstable factors of packet loss and contact loss existed in mobile channel,in order to guarantee the integrity and the security of business data,it was necessary to use effective transmission protocol,and implement scientific application and control.The article researched on transmission protocol of double channel for Railway Passenger Information Interactive System from the aspect of protocol features,application type,link detection and protocol switching.

关 键 词：移动通信 传输协议 数据通信 客运信息交互系统 

分 类 号：U294[交通运输工程—交通运输规划与管理] TP39[交通运输工程—道路与铁道工程]