摘要
随着城市轨道交通服务和管理水平的不断提高,现代化的城市地铁系统对信息服务越来越重视。大连地铁PIS系统车地无线网络实现移动列车与地面之间实时双向数据信息传输。对大连地铁PIS系统车地无线网络的构成、功能、技术特点作了简要阐述,对车地无线网络的现状进行了分析与测试,并提出改善车地无线网络现状的解决方案。
Dalian Metro PIS system train-ground wireless network realizes real-time two-way data transmission between mobile train and ground.This paper gives a brief description of the structure,function and technical characteristics of the wireless network of the Dalian Metro PIS system,and analyzes and tests the current situation of the wireless network in the car and ground,and present a solution to improve the current situation of the wireless network in the train.
出处
《工业控制计算机》
2018年第10期55-56,共2页
Industrial Control Computer
关键词
PIS系统
车地无线网络
实时双向数据
Passenger information system
vehicle-to-ground wireless network
real-time two-way data
