5G蜂窝车联网组网性能研究  

Performance evaluation of 5G cellular vehicle networks

作　　者：王君[1] 纪晓东[1] 张欣然 温晓然 佟佳俊 WANG Jun;JI Xiaodong;ZHANG Xinran;WEN Xiaoran;TONG Jiajun(Beijing University of Posts and Telecommunications,Beijing 100876,China)

机构地区：[1]北京邮电大学

出　　处：《电信科学》2020年第1期49-57,共9页Telecommunications Science

摘　　要：蜂窝车联网(cellular vehicle to everything,C-V2X)是智能交通系统的关键技术之一,车辆通过与周围的信息实体实时交换信息以实现保障城市交通安全、提高城市交通效率等目的,实现V2X通信的基本需求。在NR-V2X定义的场景中,它还将支持自动驾驶、远程驾驶、车辆编队、扩展传感四大类先进V2X服务。通过OPNET搭建5G-V2X系统级仿真平台,针对基于PC5接口和Uu接口的车联网通信两大通信模式对5G蜂窝车联网的系统性能进行分析研究,给出相应的性能分析和评估结果,并提出改进建议,对5G蜂窝车联网的研究方向和实际系统部署都具有重要的指导作用。Cellular vehicle networks(C-V2 X)is one of the key technologies of intelligent transportation systems.Vehicles exchange information with surrounding information entities in real time to ensure traffic safety and improve traffic efficiency,which meets the basic demands of V2 X communication.Besides,it will be applied to automatic driving,assisting driving and other advanced scenarios in the NR-V2 X scene.5 G-V2 X system-level simulation platform was developed through opnet.For different application scenarios,coverage performance of 5 G C-V2 X was analyzed based on simulation results,and suggestions for improvement were given,which has important directive to production practices for the research and system deployment of 5 G-V2 X.

关 键 词：蜂窝车联网 5G-V2X V2N 性能估计 

分 类 号：TN929[电子电信—通信与信息系统]