多普勒波束锐化

多普勒波束锐化在群目标分辨中的应用

The Application of DBS in Unresolved Targets

本文讨论机载前视雷达中可编程多普勒波束锐化（DBS）信号处理机的结构和实现方法。

This paper discussed structure and realized method of a programmable Doppler Beam Sharpening signal processor for Front-Looking airborne radar .

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。

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（DBS）利用目标回波多普勒频率的差别来分辨目标，但需要较长的相关处理时间。

The method of Doppler beam sharpping ( DBS ) use the difference among the Doppler frequency of the targets to distinguish them , but a long processing time is needed .

该文分析了应用于扫描模式下的传统多普勒波束锐化成像算法（DBS）及其改进算法的特点和不足，提出一种新的高分辨率多普勒锐化算法。

Based on the traditional DBS ( Doppler Beam Sharpening ) method and the least squares linear fitting algorithm , a new high resolution DBS imaging algorithm is delivered in this paper .

提高雷达方位分辨力的多普勒波束锐化技术

Technique of Doppler Beam Sharpening for Enhancing adar Azimuth Resolution

超分辨方法在多普勒波束锐化中的应用

Applications of superresolution signal estimators to Doppler beam sharpened imaging

本文讨论采用多普勒波束锐化处理技术提高雷达方位向分辨力。

The paper presents the processing technique of Doppler beam sharpening which can improve the resolution of radar azimuth .

合成孔径雷达在方位向对回波多普勒信号进行波束锐化，在距离向对发射的线性调频信号进行脉冲压缩，从而实现高分辨力的雷达图像。

Synthetic Aperture Radar ( SAR ) gains a high-resolution radar image by compressing the Doppler echo in azimuth direction and the linear frequency modulation ( LFM ) signal in range direction .

多普勒中心估计精度的高低直接影响多普勒波束锐化（DBS）性能的优劣。

The precision of Doppler center estimation is of great importance to the performance of Doppler Beam Sharpening ( DBS ) .