5G毫米波室内单站定位技术研究  

Research on 5G Millimeter Wave Indoor Single Station Positioning Technology

作　　者：李红霞 杨洁艳 苏成双 Li Hongxia;Yany Jieyan;Su Chengshuang(China Unicom Chongqing Branch,Chongqing 401123,China;China United Network Communications Group Co.,Ltd.,Beijing 100033,China)

机构地区：[1]中国联通重庆分公司,重庆401123 [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》2023年第9期46-52,共7页Designing Techniques of Posts and Telecommunications

摘　　要：以5G毫米波通信系统为核心,研究了基于毫米波的高精度室内定位技术,首先在Wireless Insite网络仿真平台搭建毫米波模拟室内定位环境,并基于该环境研究毫米波频段电磁波室内传播特性。随后,在毫米波混合波束赋形的前提下研究超分辨二维信号到达角(Angle of Arrival,AOA)估计技术,并基于估计的二维AOA信息研究室内单站定位技术,完成高精度定位Demo演示。仿真结果表明,该方案能够有效提升室内单站定位精度。Takeing the 5G millimeter-wave communication system as the core,it studies the high-precision indoor positioning technology based on millimeter-wave.Firstly,a millimeter-wave simulated indoor positioning environment is built on the Wireless Insite network simulation platform,and the indoor propagation characteristics of electromagnetic waves in the millimeter-wave band are studied based on this environment.Subsequently,the super-resolution 2D AOA estimation technology is studied under the premise of millimeter-wave hybrid beamforming,and the indoor single-station positioning technology is studied based on the estimated 2D AOA information,and a high-precision positioning Demo demonstration is completed.The simulation results show that this scheme can effectively improve the indoor single-station positioning accuracy.

关 键 词：毫米波 单站定位 混合波束赋形 室内定位 5G 

分 类 号：TN929.5[电子电信—通信与信息系统]