Doppler beam sharpening (DBS) technique can provide reference for the location of the moving target detected to attack more accurately and effectively.
多普勒波束锐化成像技术(DBS)能为检测出的动目标定位提供参考，从而有效地实现精确打击。
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。
After comparison of several location methods of remote sensing image, Range-Doppler (R-D) theory is proved to have advantages as the footstone of pixel location model of SAR image.
本论文分析和比较了多种遥感图像的定位方法后，指出了距离—多普勒(R - D)定位原理作为SAR图像象素绝对定位模型的优势。
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。
In chapter 2, the basic principle and observability for target location utilizing phase difference rate-of-change and Doppler rate-of-change information of emitter is discussed.
论文第二章介绍了利用相位差变化率和多普勒变化率的定位原理，并且通过系统可观测性分析证明了其与角度信息联合利用跟踪目标的可行性。
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。
The paper selects the Doppler changing rate method in naval passive location system.
本文选用多普勒频率变化率定位法作为海上无源探测系统的定位方法。
The initial work location is scaled by Angle tuning method in Doppler wind lidar which utilizes double edge technique.
利用角度调谐的方法标定了多普勒测风激光雷达双边缘探测技术中的初始工作点。
Methods: Used color doppler echocardiography to determine the location and size of ventricular septal defect (VSD) and compared the results with those obtained from surgical operation in 67 patients.
方法：运用彩超对6 7例室缺进行定位及测量大小，并与手术结果进行对照。
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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