铁路通信网向下一代发展的思考  

Consideration of Developing Railway Communication Network to the Next Generation

作　　者：陆红群[1] 

机构地区：[1]北京全路通信信号研究设计院有限公司,北京100073

出　　处：《铁路通信信号工程技术》2012年第4期33-37,共5页Railway Signalling & Communication Engineering

摘　　要：目前铁路通信网为铁路运输生产和经营管理提供基本的语音、数据、图像通信。随着新技术发展,网络全IP、有线无线融合的趋势,IT和CT业务的融合等都在有力推动着网络向下一代网络转型。根据铁路通信现状,通过分析NGN关键技术在铁路应用的可行性,找到下一代铁路通信发展的思路。At present,railway communication network provides voice,data and video communication for railway transportation production and operation management.With the development of new technologies,all-IP network,fixed-mobile convergence and IT-CT convergence will drive the conversion of existing network to the next generation.According to the current status of railway communication,the paper analyzes the feasibility of applying NGN key technologies in railway industry,and comes up with the development thought of the next generation railway communication.

关 键 词：基础网 业务网 移动通信网 下一代网络 软交换 IP多媒体系统 

分 类 号：U285.5[交通运输工程—交通信息工程及控制]