Analysis of Electromagnetic Scattering and Radiation From Finite Microstrip Structures Using an EFIE-PMCHWT Formulation

被引:23
作者
Zhao, Wei-Jiang [1 ,2 ]
Li, Le-Wei [1 ,3 ]
Xiao, Ke
机构
[1] Natl Univ Singapore, Dept Elect & Comp Engn, Singapore 119260, Singapore
[2] ASTAR, Dept Computat Elect & Photon, Inst High Performance Comp, Comp Agcy Sci, Singapore 138632, Singapore
[3] Univ Elect Sci & Technol China, Inst Electromagnet, Chengdu 611731, Peoples R China
关键词
Antenna radiation patterns; electromagnetic scattering; microstrip antennas; moment methods;
D O I
10.1109/TAP.2010.2048867
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
An EFIE-PMCHWT formulation is obtained in an easy manner for finite microstrip structures when they are regarded as separate conducting and dielectric bodies. By simply eliminating equivalent magnetic surface currents on the dielectric interface where the conductor is attached to, the formulation is reduced to a formulation which is identical to that originally proposed for conductors with partial dielectric coatings. Using the resulting EFIE-PMCHWT formulation, electromagnetic radiation from a patch antenna due to a localized voltage source on the conducting patch is computed. Good agreement is observed between the calculated and measured radiation patterns.
引用
收藏
页码:2468 / 2473
页数:7
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