本文首先简单介绍了合成孔径雷达（SAR）成像原理，并对以超高速数字信号处理器（DS）为核心的机载合成孔径雷达实时成像处理系统的硬件结构作了描述。
This paper presents the principle of Sythetic Aperture Radar(SAR) imaging and describes the system hardware of airborneSAR real-time digital signal processing system with ultra-high speed DSP .
机载SAR实时成像系统采用多个嵌入式信号处理器，实时接收处理雷达信号，并实时存储及形成高分辨率图像。
Aircraft SAR imaging systems are fixed on the plane, in which SAR signals can be collected, processed, stored and imaged in real-time.
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