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GTD模型在目标谐振区散射机理建模中的适用性分析

王党卫 马兴义 关鑫璞 王少刚 粟毅

王党卫, 马兴义, 关鑫璞, 王少刚, 粟毅. GTD模型在目标谐振区散射机理建模中的适用性分析[J]. 电子与信息学报, 2007, 29(6): 1455-1459. doi: 10.3724/SP.J.1146.2005.01456
引用本文: 王党卫, 马兴义, 关鑫璞, 王少刚, 粟毅. GTD模型在目标谐振区散射机理建模中的适用性分析[J]. 电子与信息学报, 2007, 29(6): 1455-1459. doi: 10.3724/SP.J.1146.2005.01456
Wang Dang-wei, Ma Xin-yi, Guan Xin-pu, Wang Shao-gang, Su yi. Applicability Analysis of GTD Model for Target Scattering Mechanism Modeling in Resonance Band[J]. Journal of Electronics & Information Technology, 2007, 29(6): 1455-1459. doi: 10.3724/SP.J.1146.2005.01456
Citation: Wang Dang-wei, Ma Xin-yi, Guan Xin-pu, Wang Shao-gang, Su yi. Applicability Analysis of GTD Model for Target Scattering Mechanism Modeling in Resonance Band[J]. Journal of Electronics & Information Technology, 2007, 29(6): 1455-1459. doi: 10.3724/SP.J.1146.2005.01456

GTD模型在目标谐振区散射机理建模中的适用性分析

doi: 10.3724/SP.J.1146.2005.01456

Applicability Analysis of GTD Model for Target Scattering Mechanism Modeling in Resonance Band

  • 摘要: 为了弄清光学区目标散射模型GTD模型在目标谐振区散射机理分析中的适用性,该文提出了一种基于匹配追踪的GTD参数提取新算法。在此基础上,利用该算法和Li 的最小二乘拟合方法,分别使用GTD模型,Altes模型以及扩展了的Altes模型对导体球体谐振区理论散射场和实测有限长柱体的超宽带散射场进行了分析,并通过对提取的散射类型参数与拟合结果的对比分析给出了几点有意义的结论。
  • Chen K M. Radar waveform synthesis methodA new radar detection scheme. IEEE Trans. on AP, 1981, 29(4): 553-566.[2]Baum C E, Rothwell E J, and Chen K M, et al.. The singularity expansion method and its application to target identification[J].Proc. IEEE.1991, 79(10):1481-1492[3]Mooney J E, Ding Z, and Riggs L S. Robust target identification in white Gaussian noise for ultra wide-band radar systems[J].IEEE Trans. on Antennas and Propagation.1998, 46(10):1817-1823[4]Li Q, Ilavarasan P, Ross J E, and Rothwell E J, et al.. Combination of early-time and late-time based E pulses to improve target identification[J].IEEE Trans. on Antennas and Propagation.1998, 46(9):1272-1278[5]Turhan-Sayan G. Real time electromagnetic target classification using a novel feature extraction technique with PCA-based fusion[J].IEEE Trans. on Antennas and Propagation.2005, 53(2):766-776[6]Baum C E. On the singularity expansion method for the solution of electromagnetic interaction problems. AFWL Interaction Notes, Note88, Dec, 1971.[7]Morgan M A. Singularity expansion representations of fields and currents in transient scattering[J].IEEE Trans. on Antennas and Propagation.1984, 32(5):466-473[8]Altes R A. Sonar for generalized target description and its similarity to animal echolocation systems[J].J. Acoust. Soc. Am.1976, 59(1):97-105[9]L i Q, Rothwell E J, Chen K M, and Nyquist D. Scattering center analysis of radar targets using fitting scheme and genetic algorithm[J].IEEE Trans. on Antennas and Propagation.1996, 44(2):198-206[10]Potter L C, Chiang D M, and Carriere R. A GTD-based parametric model for radar scattering. IEEE Trans. on Antennas and Propagation, 1995, 43(10): 1055-1066.[11]Moghaddar A, Ogawa Y, and Walton E K. Estimating the time-delay and frequency decay parameter of scattering components using a modified MUSIC algorithm[J].IEEE Trans. on Antennas and Propagation.1994, 42(10):1412-11418[12]姜文利,唐白玉,徐可斌等. 高频区雷达目标散射模型及其参数估计. 电子学报, 1998, 26(3): 70-74.[13]McClure M R and Carin L. Matching pursuits with a wave-based dictionary[J].IEEE Trans. on Signal Processing.1997, 45(12):2912-2927[14]Mallat S and Zhang Z. Matching pursuit with time-frequency dictionaries[J].IEEE Trans. on Signal Processing.1993, 41(10):3397-3415[15]Morgan M A. Time-domain impulse scattering measurements[J].IEEE Trans. on Antennas And Propagation.1994, 42(6):840-846
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出版历程
  • 收稿日期:  2005-11-15
  • 修回日期:  2006-04-28
  • 刊出日期:  2007-06-19

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