实现sar的静止目标的回波模型，并用rda算法实现压缩和成像-Sar to achieve the objectives of the static echo model, and rda compression and imaging algorithms

该matlab程序设计完成了合成孔径雷达（SAR）中的经典算法距离多普勒算法（RDA）。该算法是基于合成孔径雷达条带模式下的。(The matlab program is designed to complete the classical algorithm of the synthetic aperture radar.The algorithm is based on the synthetic aperture radar stripe mode.)