A Time-Harmonic Electromagnetic Analysis of Shielded Microstrip Circuits

Abstract

The precise analysis of microstrip circuits at microwave and millimeter wave frequencies has become critically important in the design of monolithic microwave GaAs integrated circuits. This is because the usual post- fabrication 'tweaking' of circuit response is rarely feasible and the resulting lengthy repeated design modifications drive design to unacceptable levels. This report describes a Galerkin method of moments analysis for microstrip circuits of arbitrary planar geometry enclosed in a rectangular conducting box. The technique entails a time-harmonic electromagnetic analysis evaluating all fields and surface currents. This analysis is suitable for the accurate verification of designs prior to fabrication. A computer program has been written in Pascal on an IBM-Pc to implement the analysis. Several microstrip circuits were built and measured. The resulting agreement with calculations verifies the accuracy of this analysis.

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Document Details

Document Type
Technical Report
Publication Date
Sep 01, 1986
Accession Number
ADA226774

Entities

People

  • James C. Rautio
  • Roger F. Harrington

Organizations

  • Syracuse University

Tags

Communities of Interest

  • Engineered Resilient Systems

DTIC Thesaurus Topics

  • Circuit Analysis
  • Circuits
  • Computer Programming
  • Computers
  • Current Density
  • Discrete Fourier Transforms
  • Electric Fields
  • Equations
  • Fabrication
  • Frequency
  • Geometry
  • Integrated Circuits
  • Method Of Moments
  • Networks
  • Resonant Frequency
  • Transmission Lines
  • Two Dimensional

Fields of Study

  • Physics

Readers

  • Microwave Engineering.
  • Structural Dynamics.
  • Systems Analysis and Design

Technology Areas

  • 5G
  • 5G - DoD 5G Program
  • Microelectronics