Efficient implementation of discrete complex images method in spatial domain moment method to analyze microstrip transmission lines

被引:0
|
作者
Ben Salah, M. Bassem [1 ]
Essid, Chaker [1 ]
Kochlef, Khaled [1 ]
Samet, Abdelaziz [1 ]
机构
[1] Tunisia Polytech Sch, Res Unit Elect Syst & Components, La Marsa 2070, Tunisia
关键词
MoM; MPIE; DCIM; Integration path; Microstrip lines; FORM GREENS-FUNCTIONS; FULL-WAVE ANALYSIS; STRATIFIED MEDIA; LAYERED MEDIA;
D O I
10.1016/j.aeue.2009.01.003
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Planar guiding structures are analyzed using a mixed-potential integral-equation (MPIE) formulation solved by the method of moments (MoM). Closed-form two-dimensional Green's functions for the scalar and vector potentials are analytically obtained in the space domain due to the approximation of its spectral domain version with discrete complex images method (DCIM), thus avoiding lengthy numerical evaluations. It will be shown that a suitable choice of the sampling path is key to reducing the number of images and to avoid the necessity of extracting spectral poles. The advantages of this approach will be illustrated by numerical results. (C) 2009 Elsevier GmbH. All rights reserved.
引用
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页码:285 / 288
页数:4
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