应用科学学报 ›› 2014, Vol. 32 ›› Issue (2): 133-140.doi: 10.3969/j.issn.0255-8297.2014.02.004
邓振淼, 叶淋美, 傅茂忠, 张贻雄
收稿日期:
2013-03-11
修回日期:
2013-04-25
出版日期:
2014-03-25
发布日期:
2013-04-25
作者简介:
作者简介:邓振淼,副教授,研究方向:信号与信息处理,E-mail: dzm_ddb@xmu.edu.cn
基金资助:
国家自然科学基金(No.61102135);中央高校基本科研业务费专项基金(No.2010121063)资助
DENG Zhen-miao, YE Lin-mei, FU Mao-zhong, ZHANG Yi-xiong
Received:
2013-03-11
Revised:
2013-04-25
Online:
2014-03-25
Published:
2013-04-25
摘要: 研究压缩感知理论在逆合成孔径雷达(inverse synthetic aperture radar, ISAR) 成像中的应用. 雷达发射方位稀疏的探测脉冲,对满足Nyquist 采样定理的雷达去斜回波数据进行稀疏采样,再利用压缩感知重构算法分别重构距离向和方位向的完整的目标特性回波信号. 为了得到高分辨的雷达ISAR 像,对重构的数据在距离向 和方位向分别进行超分辨率处理. 实际雷达数据和仿真数据表明ISAR 像的分辨率有较大提高,所给出的综合方法可以降低数据量,节省雷达的时间资源,具有良好的应用价值.
中图分类号:
邓振淼, 叶淋美, 傅茂忠, 张贻雄. 压缩感知雷达超分辨率成像[J]. 应用科学学报, 2014, 32(2): 133-140.
DENG Zhen-miao, YE Lin-mei, FU Mao-zhong, ZHANG Yi-xiong. Radar Super-Resolution Imaging Based on Compressive Sensing[J]. Journal of Applied Sciences, 2014, 32(2): 133-140.
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