TD-LTE宽带集群在轨道交通跨线运营中的解决方案

Solution of TD-LTE Broadband Trunking in Cross-line Operation of Rail Transit

针对不断发展的轨道交通跨线运营需求,基于分时长期演进(TD-LTE)宽带集群技术,提出了一种使用TD-LTE宽带集群系统完成无线列车调度的跨线运营解决方案。介绍了TD-LTE技术的特点及多线路跨线运营特点,针对基于TD-LTE技术的城市轨道交通无线车地通信(LTE-M)的互联互通需求,提出LTE-M互联互通解决方案,其中重点介绍了互联互通网络架构、数据通信业务实现方式以及集群跨线业务场景功能实现,为轨道交通行业后续多线路跨线运营提供了切实可行的建设思路。

A cross-line operation solution for wireless train scheduling using TD-LTE broadband trunking system is proposed based on TD-LTE broadband trunking technology,in response to the constantly developing demands for the cross-line operation of rail transit.The characteristics of TD-LTE technology and cross-line operation are firstly introduced.Then,for the interconnection requirements of LTE-M,a LTE-M interconnection solution is proposed,which focuses on the interconnection network architecture and the implementation of data communication service and trunking cross-line scenario function,providing a practical and feasible construction idea for the subsequent cross-line operation of the rail transit industry.