The realization of location using the difference of doppler frequency is discussed, the formula for the location error is derived and its simplification form with data simulation is presented.
讨论了多普勒频率差定位技术的实现方法，推导了定位误差公式，并给出了实际使用时的简化而直观的形式，同时进行了数值模拟。
In this paper, the applications of Doppler frequency information in the passive location of emitter source and the passive location of the third part transmitter have been discussed.
本文讨论了多普勒频率信息在辐射源无源定位和基于第三方辐射源无源定位中的应用。
Linear phase error leads to that the estimated target location offsets from its original location in airborne SAR imaging, and the Doppler centroid frequency will be changed.
线性相位误差导致机载SAR成像后目标的位置发生偏离，从而改变多普勒中心频率。研究线性相位误差的特点，提出一种改进的杂波锁定估计方法。
Therefor, a single observer passive location method was proposed by using direction of arrival, phase difference rate-of-change, frequency and Doppler frequency rate-of-change in this paper.
为此，提出一种利用空频域信息的固定单站无源探测定位方法，利用波达方向、相位差变化率、载波频率及多普勒频率变化率实现对运动目标的无源定位。
Therefor, a single observer passive location method was proposed by using direction of arrival, phase difference rate-of-change, frequency and Doppler frequency rate-of-change in this paper.
为此，提出一种利用空频域信息的固定单站无源探测定位方法，利用波达方向、相位差变化率、载波频率及多普勒频率变化率实现对运动目标的无源定位。
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