实现了图像的灰度化并进一步用于视频监视控，滤波求和方式实现宽带波束形成，合成孔径雷达（SAR)目标成像仿真。- Achieve a grayscale image and further control for video surveillance, Filtering summation way broadband beamforming, Synthetic Aperture Radar (SAR) imaging simulation target.