摘要
介绍了蜂窝网中无线定位系统的选择,包括移动台定位系统、网络定位系统以及混合定位系统,分析了几类常用的蜂窝网无线定位技术及产生定位误差的原因,如多径传播、非视距传播及码分多址接入干扰等,还介绍了蜂窝网无线定位对于智能交通、保障用户安全和提高网络性能等方面的应用。
This paper introduces the choice of wireless location Systems, including system based on mobile station and the network location system and mixed： location system, Several commonty-used wireless location technologies in celluar network are analyzed, the reasons of location error include multipath propagation, non line-of-sight propatin, code all,vision multiple access interference, etc. Finally this paper described the applications of wireless location in cellular network in intelligent transportation, user safety assurance and network performance improvement.
出处
《计算机与网络》
2017年第13期66-68,共3页
Computer & Network
关键词
蜂窝网
无线
定位
cellular network
wireless
location
