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本文基于时空二维信号处理方法,利用阵列天线回波的时空等效性,对合成孔径雷达数据进行运动目标成像处理.该方法克服了单天线系统中由于运动目标径向速度太小而不能检测和成像的固有缺点,解决了盲速问题,实现慢速运动目标成像.计算机模拟表明了算法的有效性。
Based on the spatio-temporal two-dimensional signal processing method, the space-time equivalence of array antennae echo is used to process the moving target imaging data of synthetic aperture radar. The method overcomes the inherent shortcoming of single antenna system because the moving target radial velocity is too small to be detected and imaged, solves the blind-speed problem and realizes the slow-moving target imaging. Computer simulation shows the effectiveness of the algorithm.