基于5G的城市轨道交通车地无线通信应用  

Application of 5G Based Urban Rail Transit Vehicle-to-Ground Radio Communication

作　　者：张艳 赵国强 ZHANG Yan;ZHAO Guoqiang(Operation Branch of Ningbo Rail Transit Group Co.,Ltd.,Ningbo 315000,China;Hebei Far East Communication SystemEngineering Co.,Ltd.,Shijiazhuang 050200,China)

机构地区：[1]宁波市轨道交通集团有限公司运营分公司,浙江宁波315000 [2]河北远东通信系统工程有限公司,河北石家庄050200

出　　处：《计算机与网络》2021年第18期69-73,共5页Computer & Network

摘　　要：城市轨道交通行业采用多种制式技术承载车地无线通信业务,无法满足未来地铁多种应用场景和业务演进需求。通过对未来地铁应用场景及业务需求演进情况进行分析,剖析5G技术的主要技术指标和关键技术,提供了城轨5G专网组网方案及各网络层的组网方式。城轨车地无线5G专网应用可以满足未来地铁业务需求,组网方案符合未来发展趋势,为智慧城轨发展提供了建设思路。The urban rail transit industry adopts a variety of communication system to carry services of vehicle-to-ground radio communication,which can not support the metro requirements of various application scenarios and the evolution of business in the future.Based on the analysis of the future metro application scenarios and the evolution of business requirements,and on the research of main technical indicators and key technologies of 5 G,the networking scheme of urban rail 5 G private network and the networking mode of each network layer are provided.The urban rail transit application of 5 G private network for vehicle-to-ground radio communication can meet the requirements of future Metro services,and the networking scheme is in line with the future development trend,which provides construction ideas for the development of intelligent urban rail.

关 键 词：5G 轨道交通 业务需求 组网方案 

分 类 号：TN929[电子电信—通信与信息系统]