弹载合成孔径雷达(SAR)成像是近年来雷达成像领域的研究热点之一。在介绍弹载SAR成像特点和传统SAR成像算法理论基础上,根据弹载SAR运动特点,对弹载SAR成像算法进行了总结和分析。通过分析各种弹载SAR成像算法的优缺点,讨论了弹载SAR技术应用中有待解决的问题,对弹载SAR成像算法的研究现状和发展趋势进行了较为全面的综述。
The missile-borne SAR (Synthetic Aperture Radar) imaging is one of the research hotspots in radar imaging in recent years. The characteristics of the missile-borne SAR imaging and algorithms of the classical SAR imaging was introduced in this article. According to the movement characteristics of the missile-borne SAR, the imaging algorithms was summarized and analyzed. And some unsolved problems in missile-borne SAR technology application by analyzing merits and disadvantages of its imaging algorithm were discussed in this paper, besides, the studies on the imaging algorithm of missile-borne SAR were reviewed.