基于Massive MIMO的5G高铁专网规划与优化  

5G High-speed Railway Private Network Planning and Optimization Based on Massive MIMO

作　　者：刘宏嘉 许国平[2] 林俊钒 石贤富 Liu Hongjia;Xu Guoping;Lin Junfan;Shi Xianfu(China Unicom Zhejiang Branch,Hangzhou 310051,China;China United Net-work Communications Group Co.,Ltd.,Beijing 100033,China)

机构地区：[1]中国联通浙江分公司,浙江杭州310051 [2]中国联合网络通信集团有限公司,北京100033

出　　处：《邮电设计技术》2025年第3期42-47,共6页Designing Techniques of Posts and Telecommunications

摘　　要：针对高铁乘客通信感知提升,从5G高铁专网规划、建设、优化等维度进行了技术方案论证和分析,提出了以Massive MIMO技术的5G专网规划建设思路,并在夯实基础网络结构上,创新波束模型,实现波束集中指向铁轨沿线,大幅提升覆盖能力。实践结果表明,该方案可以显著提高5G高铁通信的性能和用户体验效果,并可有效控制运营成本,为高速铁路通信的发展提供了有力支持。In order to enhance the communication perception of high-speed rail passengers,technical solutions have been demonstrated and analyzed from the dimensions of 5G high-speed rail private network planning,construction,and optimization.A 5G private network planning and construction idea based on Massive MIMO technology has been proposed.On the basis of consolidating the basic network structure,an innovative beam model has been developed to achieve beam concentration along the railway track,greatly improving coverage capacity.The practical results show that this scheme can significantly improve the performance and user experience of 5G high-speed railway communication,and effectively control operating costs,providing strong support for the development of high-speed railway communication.

关 键 词：5G 高铁 Massive MIMO 波束赋形 感知 TCO 

分 类 号：TN929.5[电子电信—通信与信息系统]