摘要
地铁无人驾驶技术的发展应用对地铁车地无线通信提出更高的要求和挑战。南京地铁7号线是南京市首条全自动无人驾驶地铁线路,采用自动驾驶的最高等级(GoA4)全自动无人驾驶运行,对车地无线通信的性能要求较高。为保障车地无线通信的安全性和可靠性,南京地铁7号线采用LTE-M车地无线通信系统,该系统能为各类业务应用提供可靠的、冗余的、可灵活配置的透明传输通道。文章基于南京地铁7号线对LTE-M车地无线通信系统方案进行研究,以期为后续全自动无人驾驶地铁新线建设提供参考。
The development and implementation of metro unmanned driving technology have raised higher demands and challenges for metro train-ground wireless communication.Nanjing metro line 7 is the first fully automated and unmanned driving metro line in Nanjing,operating at the highest level of autonomous driving,GOA4,which requires fully automated and unmanned operations,and has high performance requirements for trainground wireless communications.To ensure the safety and reliability of train-ground wireless communications,Nanjing metro line 7 has adopted the LTE-M train-ground wireless communication system.This system is capable of providing dependable,redundant,as well as flexible and reconfigurable transparent transmission channels for various business applications.This article conducts research on the LTE-M train-ground wireless communication system as applied to Nanjing metro line 7,intending to offer insights for the future construction of fully automated and unmanned driving metro lines.
作者
龙章勇
王朋
Long Zhangyong;Wang Peng
出处
《现代城市轨道交通》
2023年第11期21-25,共5页
Modern Urban Transit
基金
江苏省轨道交通控制工程技术研究开发中心开放基金(KFJ2109)。
关键词
地铁
LTE-M
车地无线通信
metro
LTE-M
train-ground wireless communication
