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Algorithm for Wide-swath Spotlight SAR Data Processing
Author(s): 
Pages: 470-475
Year: Issue:  3
Journal: Acta Electronica Sinica

Keyword:  雷达成像聚束SAR谱分析处理宽场景成像;
Abstract: 提出了基于SPECAN处理的宽场景聚束式SAR成像算法.首先对距离Dechirp后的信号在方位上作谱分析(SPECAN)处理消除方位模糊并对信号支撑区进行伸缩与平移变换,二次相位补偿后选择合适的插值方法恢复信号理想支撑区,最后二维IFFT成像.讨论并给出了算法对脉冲重复频率选择的限制.仿真实验验证了该方法的有效性.
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