This paper deals with doppler beam sharpening( DBS) sub-images combination under scanning mode, and introduces an algorithm for the sub-images combination at constant PRF.

• 针对扫描工作方式下多普勒波束锐化(bs)像的子图像拼接问题进行了分析,提出了一种在脉冲重复频率固定情况下的图像拼接算法。