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計(jì)算電大尺寸目標(biāo)RCS的外推技術(shù)與矩量法結(jié)合的混合法

崔索民 方大綱 金東興

崔索民, 方大綱, 金東興. 計(jì)算電大尺寸目標(biāo)RCS的外推技術(shù)與矩量法結(jié)合的混合法[J]. 電子與信息學(xué)報(bào), 1998, 20(2): 257-262.
引用本文: 崔索民, 方大綱, 金東興. 計(jì)算電大尺寸目標(biāo)RCS的外推技術(shù)與矩量法結(jié)合的混合法[J]. 電子與信息學(xué)報(bào), 1998, 20(2): 257-262.
Cui Suomin, Fang Dagang, Jin Dongxing. A HYBRID METHOD COMBINED EXTRAPOLATION TECHNIQUE WITH THE MOMENT METHOD FOR RCS COMPUTATION OF LARGE SCATTERERS[J]. Journal of Electronics & Information Technology, 1998, 20(2): 257-262.
Citation: Cui Suomin, Fang Dagang, Jin Dongxing. A HYBRID METHOD COMBINED EXTRAPOLATION TECHNIQUE WITH THE MOMENT METHOD FOR RCS COMPUTATION OF LARGE SCATTERERS[J]. Journal of Electronics & Information Technology, 1998, 20(2): 257-262.

計(jì)算電大尺寸目標(biāo)RCS的外推技術(shù)與矩量法結(jié)合的混合法

A HYBRID METHOD COMBINED EXTRAPOLATION TECHNIQUE WITH THE MOMENT METHOD FOR RCS COMPUTATION OF LARGE SCATTERERS

  • 摘要: 本文提出了另一種將外推技術(shù)和矩量法結(jié)合起來解決電大尺寸目標(biāo)的電磁散射問題的混合法,在提取目標(biāo)的特征信息時(shí)應(yīng)用了抗噪聲性能較好的矩陣束方法,在外推時(shí)應(yīng)用了一種簡單有效的擬合方法。用本文的方法計(jì)算了介質(zhì)條帶和細(xì)直導(dǎo)線的雙站散射截面,所得結(jié)果與一般分域基矩量法結(jié)果吻合得很好,表明了本文方法的有效性。
  • Burside W D, et al. A technology to combine the geometrical theory of diffraction and the moment method. IEEE Trans. on AP, 1975, AP-23(6): 551-558.[2]Wang D S. Current-based hybrid analysis for surface-wave effects on large scatterers. IEEE Trans.[3]on AP, 1991, AP-39(7): 839-850.[4]Cui Suomin,et al. A hybrid method for EM scattering from a finned cylinder. Chinese Journal of Electronics, 1995, 4(1): 81-84.[5]Cui Suomin, Fang Dagang. Hybrid method for scattering by large bodies with cracks and gaps[J].Microwave and Optical Technology Letters.1996, 12(5):295-2983.0.CO;2-8' target='_blank'>[6]Chia T T, Burkhoder R J, Lee R. The application of FDTD in hybrid methods for cavity scattering analysis. IEEE Trans. on AP, 1995, AP-43(10): 1082-1090.[7]Jin J M, Ni S S, Lee S W. Hybridization of SBR and FEM for scattering by large bodies with cracks and cavities. IEEE Trans. on AP, 1995, AP-43(10): 1123-1139.[8]Altman Z, Mittra R, et al. Efficient representation of induced currents on large scatterers using the generalized pencil of function method. IEEE Trans. on AP, 1996, AP-44(1): 51-57.[9]Altman Z, Mittra R. Combining an extrapolation technique with the method of moments for solving large scattering problems involving bodies of revolution. IEEE Trans. on AP, 1996, AP-44(4): 548-553.[10]Machay A J, McCowen M. An improved pencil-of-function method and comparisons with traditional methods of pole extraction. IEEE Trans. on AP, 1987, AP-35(4): 435-441.[11]Sarkar T K, Pereira O. Using the matrix pencil method to estimate the parameters of a sutn of complex exponentials. IEEE Antennas Propagat. Mag., 1995, 37(1): 48-55.[12]Richmond J H. Scattering by thin dielectric strips. IEEE Trans. on AP, 1985, AP-33(1).
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出版歷程
  • 收稿日期:  1996-09-11
  • 修回日期:  1997-06-10
  • 刊出日期:  1998-03-19

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