高效利旧D频段设备覆盖高速公路场景的研究及应用  

Study and practice on efficiently reusing D frequency band equipment to cover expressway

作　　者：钟杰 ZHONG Jie(China Mobile Group Chongqing Co.,Ltd.,Chongqing 400021,China)

机构地区：[1]中国移动通信集团重庆有限公司,重庆400021

出　　处：《电信工程技术与标准化》2022年第10期83-87,共5页Telecom Engineering Technics and Standardization

摘　　要：本文分析了TD-LTE网络D频段的链路预算,通过理论计算,得出在最小接收电平条件下的覆盖距离,提出了利旧该类设备组网覆盖高速公路场景的理论可行性。同时介绍了高速公路场景小区切换带和小区重选重叠覆盖距离的设计原理,根据理论分析,提出了实际高速场景组网的具体建议及方案。通过利旧设备覆盖高速公路的实践组网及实测结果,论证了理论合理性,极大提高了设备再利用率,降低了建设成本。This paper analyzed D frequency band link budget of TD-LTE network,and calculated the coverage distance under the condition of minimum received level,and it put forward the theoretical feasibility that the expressway could be covered by D frequency band equipment;This paper introduced the overlap design principle of handover and cell reselection in expressway scene;According to the theoretical analysis,it provided specifi c suggestions and schemes for covering expressway;The theoretical feasibility is demonstrated by practice and testing results,which greatly improve the reuse rate of equipment and reduce the construction cost.

关 键 词：TD-LTE 利旧D频段设备 高速公路 链路预算 

分 类 号：TN929.5[电子电信—通信与信息系统]