| 雷达目标空频域瞬态极化特性及其在几何结构反演中的应用 |
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| 引用本文： | 徐牧,王雪松,肖顺平.雷达目标空频域瞬态极化特性及其在几何结构反演中的应用[J].电子与信息学报,2009,31(5):1127-1131. |
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| 作者姓名： | 徐牧 王雪松 肖顺平 |
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| 作者单位： | 国防科技大学电子科学与工程学院,长沙,410073 |
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| 基金项目： | 国家自然科学基金，新世纪优秀人才支持计划 |
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| 摘 要： | 该文针对高分辨全极化成像雷达体制,研究了雷达目标的空频域瞬态极化特性及其在目标几何结构反演中的应用.给出了空频域瞬态极化特性的表征及获取方法,将已有瞬态极化理论拓广至空频域,并对典型散射结构的空频域瞬态极化特性进行对比分析.作为应用,提出基于空频域瞬态极化特性分析的雷达目标几何结构反演方法,该方法通过揭示空频域瞬态极化特征与散射结构类型间的对应关系,可以克服传统反演的模糊性和局限性,实现更为准确和可信的反演.基于暗室测量数据验证了该方法的有效性.
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| 关 键 词： | 雷达目标 瞬态极化 空频域 几何结构反演 散射中心 |
| 收稿时间： | 2008-4-1 |
| 修稿时间： | 2008-10-27 |
Radar Target’s Space-Frequency Instantaneous Polarization Characteristics and Its Application on Geometrical Structure Retrieval |
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| Xu Mu,Wang Xue-song,Xiao Shun-ping.Radar Target’s Space-Frequency Instantaneous Polarization Characteristics and Its Application on Geometrical Structure Retrieval[J].Journal of Electronics & Information Technology,2009,31(5):1127-1131. |
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| Authors: | Xu Mu Wang Xue-song Xiao Shun-ping |
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| Affiliation: | School of Electronic Science and Engineering, National University of Defense Technology, Changsha 410073, China |
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| Abstract: | In this paper,the space-frequency instantaneous polarization characteristics of the specific radar target is analyzed,and its successful application to the retrieval of target's geometrical structure is also proposed.The concept and derivation of space-frequency instantaneous polarization characteristics are discussed,and the characteristics of canonical structures are compared.As an illustration of the potential application,a novel scheme of the retrieval of target's geometrical structure is proposed,which... |
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| Keywords: | Radar target Instantaneous polarization Space-frequency domain Geometrical structure retrieval Scattering center |
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