城市级红绿灯信息开放服务车路协同系统研究

Research on cooperative vehicle-infrastructure system of city-level trafficlight information open service

提出了通过直连通信或蜂窝通信实现城市级红绿灯信息开放服务的车路协同系统,从信息获取、信息通信、信息处理及信息应用4个关键技术环节重点分析了该系统的构建与实施,并针对不同的应用方向或场景提出相应的解决方案,深入探讨了这些技术和方案在提升交通效率、降低成本和增强道路安全性方面的应用潜力,同时提出跨城市红绿灯信息开放服务架构,对于车路协同技术的进一步发展具有参考价值,对于城市级智能交通系统的未来建设具有指导意义。

This paper proposes a cooperative vehicle-infrastructure system that enables city-level traffic light information open service through direct communication(LTE-V2X PC5)or cellular communication(4G/5G Uu).It thoroughly analyzes the construction and implementation of this system in four key technical aspects:information acquisition,information communication,information processing,and information application.Then,it introduces specific solutions for diverse application directions or scenarios,exploring the potential of these technologies and solutions in improving traffic efficiency,reducing costs,and bolstering road safety.It also proposes an innovative city-level traffic light information open service architecture.This paper serves as an essential reference for the advancement of cooperative vehicle-infrastructure technology,and as a guide for the development of city-level intelligent traffic systems.