基于多普勒频率变化率的单站无源定位方法  

A Single Station Passive Location Method Based on Doppler Frequency Change Rate

作　　者：王郁鑫 赵春雷 薛帆 吴昊 WANG Yuxin;ZHAO Chunlei;XUE Fan;WU Hao(The 8th Research Academy of CSSC,Nanjing 211106,China)

机构地区：[1]中国船舶集团有限公司第八研究院,江苏南京211106

出　　处：《舰船电子对抗》2025年第1期30-34,45,共6页Shipboard Electronic Countermeasure

摘　　要：首先讨论了利用多普勒频率变化率信息实现高精度单站定位的基本原理,然后给出了该定位方法需要具备的观测条件,最后通过仿真对比分析了不同参数(角度、角度变化率、多普勒频率变化率、速度和加速度)的测量精度对系统定位精度的影响,具有一定的工程应用价值。Firstly,the basic principle that uses the change rate information of Doppler frequency to achieve high-precision single-station positioning is discussed,then the observation conditions required for this positioning method are given.Finally,the influence of measurement accuracy of different parameters(angle,angle change rate,Doppler frequency change rate,velocity and acceleration)on the positioning accuracy of the system is compared and analyzed through simulation.It has values in engineering applications.

关 键 词：多普勒频率 单站定位 观测条件 定位精度 

分 类 号：TN971[电子电信—信号与信息处理]