| 超宽带LFM信号的BP成像算法 |
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| 引用本文： | 朱国富,董臻,梁甸农. 超宽带LFM信号的BP成像算法[J]. 信号处理, 2001, 17(5): 424-428 |
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| 作者姓名： | 朱国富 董臻 梁甸农 |
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| 作者单位： | 电子科学与工程学院, |
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| 基金项目： | 国家部委基金项目资助,项目编号:7.5.3.2 |
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| 摘 要： | 本文推导了基于超宽带LFM信号模型的SAR的后向投影(BP)成像算法,研究了距离向压缩数据在方位向聚焦的具体实现,讨论了距离向采样率对图像性能的影响,最后通过计算机仿真,验证了算法的有效性.
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| 关 键 词： | 后向投影 线性调频 SAR 脉冲压缩 |
BP Imaging Algorithm of Ultra-Wideband LFM Signal |
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| Zhu Guofu,Liang Diannong. BP Imaging Algorithm of Ultra-Wideband LFM Signal[J]. Signal Processing(China), 2001, 17(5): 424-428 |
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| Authors: | Zhu Guofu Liang Diannong |
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| Abstract: | BP imaging algorithm of ultra-wideband LFM signal is deduced in this paper. The realization of azimuth focusing is researched after range compression. The effect of range sampling rate on azimuth focusing is discussed. The algorithm is validated by simulation results in the end. |
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| Keywords: | Back Projection LFM SAR Pulse Compression |
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