| 典型建筑物的合成孔径雷达回波模拟研究 |
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| 引用本文： | 姜宇,高鑫,白学伟.典型建筑物的合成孔径雷达回波模拟研究[J].哈尔滨商业大学学报(自然科学版),2011,27(4):590-593,597. |
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| 作者姓名： | 姜宇 高鑫 白学伟 |
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| 作者单位： | 哈尔滨工程大学信息与通信工程学院,哈尔滨,150001 |
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| 基金项目： | 国家自然科学基金(60901014) |
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| 摘 要： | 为了更有效地研究合成孔径雷达的成像算法,回波模拟技术的研究变得十分重要,其中回波模拟的计算效率成为关键问题,采用2DFFT方法对粗糙地面上的典型建筑物进行合成孔径雷达( SAR)的回波模拟,获得了地面建筑物的正确SAR回波信号.针对SAR雷达回波模拟中去遮挡部分计算量大,引入了图形电磁学的方法,利用计算机硬件自动去遮挡...
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| 关 键 词： | 合成孔径雷达 典型建筑物 回波模拟 高频近似法 图形电磁计算法 |
Study on raw signal simulation of synthetic aperture radar of urban structures |
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| JIANG Yu,GAO Xin,BAI Xue-wei.Study on raw signal simulation of synthetic aperture radar of urban structures[J].Journal of Harbin University of Commerce :Natural Sciences Edition,2011,27(4):590-593,597. |
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| Authors: | JIANG Yu GAO Xin BAI Xue-wei |
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| Institution: | JIANG Yu,GAO Xin,BAI Xue-wei(School of Information and Communication Engineering,Harbin Engineering University,Harbin 150001,China) |
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| Abstract: | In order to get more effectively study of synthetic aperture radar imaging algorithm,raw signal simulation technology has become very important,which computational efficiency of simulated echo is a key issue.Using 2DFFT simulate the raw signal of the buildings rough on the ground synthetic aperture radar(SAR) and got the correct SAR raw signal.The calculation in the block part of simulation for SAR was so much,the introduction of a graphical method of electromagnetism,which used the computer hardware had gr... |
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| Keywords: | synthetic aperture radar urban structures raw signal simulation Kirchhoff approach graphical electromagnetic computing |
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