地铁专用无线通信系统链路计算及网络规划研究  

Research on link calculation and network planningof subway dedicated wireless communication system

作　　者：杨俊宇 YANG Junyu(Guangzhou Metro Design and Research Institute Co.,Ltd)

机构地区：[1]广州地铁设计研究院股份有限公司,广东广州510000

出　　处：《长江信息通信》2022年第12期133-134,138,共3页Changjiang Information & Communications

摘　　要：地铁专用无线通信系统为中心调度员、场段调度员、车站值班员等固定用户与列车司机、防灾、维修等移动用户之间提供无线通信需求,是保证行车安全、应急抢险的重要通信手段。文章结合实际工程案例,研究分析地铁各场景下无线链路规划,论述无线场强计算方法,为地铁专用无线覆盖设计提供必要的参考依据。The subway dedicated wireless communication system provides wireless communication requirements between fixed users such as central dispatchers,field dispatchers,and station attendants,and mobile users such as train drivers,disaster prevention,and maintenance.It is an important means of communication to ensure traffic safety and emergency rescue..Combined with actual engineering cases,this paper studies and analyzes the wireless link planning in various subway scenarios,discusses the wireless field strength calculation method,and provides a necessary reference for the design of subway dedicated wireless coverage.

关 键 词：地铁 无线通信 TD-LTE 网络规划 链路计算 

分 类 号：TN914[电子电信—通信与信息系统]