Modeling Antennas and Scatterers of Arbitrary Shape Embedded in Layered Dielectric Media

Abstract

A general approach is developed for the rigorous analysis of radiation, scattering, and guidance of electromagnetic fields by conducting objects for arbitrary shape embedded in layered dielectric media. This approach is based on the mixed-potential form of the electric field integral equation, which is amenable to the existing, well-established numerical solution procedures, originally developed for objects in homogeneous space. Numerical results are presented for surfaces and wires that penetrate an interface between dissimilar media and for open microstrip transmission lines of finite thickness. Computed and measured data are also given for coax-fed rectangular and triangular microstrip patch antennas. (RRH)

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Document Details

Document Type
Technical Report
Publication Date
Nov 30, 1989
Accession Number
ADA214902

Entities

People

  • Dalian Zheng
  • Krzysztof A. Michalski

Organizations

  • Texas A&M University

Tags

Communities of Interest

  • Advanced Electronics
  • Air Platforms

DTIC Thesaurus Topics

  • Bessel Functions
  • Charge Density
  • Coaxial Cables
  • Contour Integrals
  • Current Density
  • Dielectric Permittivity
  • Electric Fields
  • Electromagnetic Fields
  • Electromagnetic Radiation
  • Electromagnetic Scattering
  • Equations
  • Geometry
  • Integral Equations
  • Magnetic Fields
  • Probes
  • Transmission Lines
  • Two Dimensional

Readers

  • Computational Modeling and Simulation
  • Fluid Dynamics.
  • Phased Array Antenna Design.

Technology Areas

  • Microelectronics
  • Space