无源到达时差定位技术分析  

Analysis of Passive Arrival Time Difference Location Technology

作　　者：杨甲胜[1] 王喆[2] 王志刚[1] 孔晓玲[1] 

机构地区：[1]光电系统信息控制技术国家级重点实验室,三河065201 [2]东北电子技术研究所,锦州121000

出　　处：《舰船电子对抗》2010年第5期5-8,17,共5页Shipboard Electronic Countermeasure

摘　　要：描述了无源定位技术的特性,分析了时差定位技术在二维平面和三维空间的基本原理,对时差定位精度进行了公式推导,对站址布局引起的时差定位误差进行了说明,概述了无源定位技术的发展趋势。This paper describes the characteristics of passive location technologies,analyzes the basic principle of time difference location technology in two-dimensional plane and three-dimensional space,derivates the formula of time difference location precision,defines the time difference location error due to the station-address distribution,summarizes the development trend of passive location technologies.

关 键 词：时差定位 无源定位 几何精度因子 

分 类 号：TN971.1[电子电信—信号与信息处理]