曲线合成孔径雷达最佳孔径研究(英文)

被引:3
作者
唐智
李景文
周荫清
王宝发
机构
[1] 北京航空航天大学电子信息工程学院
关键词
合成孔径雷达; 曲线; 成像; 特征提取;
D O I
暂无
中图分类号
V443.2 [];
学科分类号
081105 ;
摘要
基于曲线合成孔径雷达原理与空间几何关系,讨论了曲线合成孔径雷达信号模型与成像方法,推导出目标的一维信号模型、二维信号模型,并将其扩展到了三维信号模型。考虑到不同的曲线孔径形状将对方位分辨率和高度分辨率有不同影响,详细研究了各种不同形状的曲线孔径,分析和对比了各种形状的孔径,给出了各自的优缺点和适用条件。结论是上下、左右对称的孔径形状较不对称的效果更优,L型孔径将导致很高的旁瓣。仿真实验可以对真实飞行航迹起指导作用。
引用
收藏
页码:897 / 903
页数:7
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