蜂窝网无线定位技术研究及实践  

Research and Practice of Wireless Location Technology in Cellular Network

作　　者：徐亚楠 蔡超 杨立辉 冯瑜瑶 Xu Ya’nan;Cai Chao;Yang Lihui;Feng Yuyao(China United Network Communications Group Co.,Ltd.,Beijing 100033,China)

机构地区：[1]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》2021年第10期33-37,共5页Designing Techniques of Posts and Telecommunications

摘　　要：首先分析了蜂窝网无线定位的多种定位方案及其可达的定位精度。其次,调研了定位能力的市场需求,并对CELL_ID定位、三角定位(TOA/TDOA)、蜂窝网指纹定位、multi-RTT定位这4种典型的蜂窝网定位技术原理进行了深入探讨。同时,在某地进行了4G指纹定位落地测试,并分析了测试结果。最后,阐述了中国联通定位能力产品的产品架构,并探索定位能力的商品化进程。It firstly analyzes the positioning schemes and the positioning accuracy in cellular networks.Secondly,it investigates the market demand of positioning ability,and four typical cellular network location technologies including CELL_ID positioning technology,TOA/TDOA technology,cellular network fingerprint positioning technology and multi-RTT positioning technology are discussed.At the same time,4G fingerprint positioning landing test are carried out in a certain place,and the test results are analyzed.Finally,the product architecture of positioning capability products of China Unicom is elaborated,and the commercialization process of positioning capability is explored.

关 键 词：蜂窝网定位 技术原理 产品架构 

分 类 号：TN929.5[电子电信—通信与信息系统]