TABLE OF CONTENTS
TITLE
EARLY HISTORY
BACKGROUND INFORMATION
Wireless Communication
Antennas in General
The Electromagnetic Horn Antenna
The Dual Ridged Horn Antenna
Modeling the Dual Ridged Horn
OBJECTIVES OF THIS TERM PROJECT
INTENDED APPROACH
GENERAL REFERENCE EQUATIONS AND DERIVATIONS
Plane Wave Propagation
Traveling Waves in Rectangular Waveguide
Pure Standing Waves in a Cavity Resonator
CHOOSING AN APPROPRIATE ELEMENT FOR MODELING RIDGED WAVEGUIDE
What ANSYS has to Offer
What the Experts have to Say
What I Decided to Use
CHOOSING AN APPROPRIATE SOLVING/EXTRACTION ALGORITHIM
RECTANGULAR WAVEGUIDE ANALYSIS
Description of the 3-D Model
Full Harmonic Analysis
Modal Analysis
Comparison of FEM Results with Textbook Solutions
RIDGED WAVEGUIDE ANALYSIS
Defining the Ridged Waveguide to be Studied
Finding a Way to Model Ridged Waveguide
RIDGED CAVITY ANALYSIS
Stressing the "value" in Eigenvalue
Choosing a Convenient Assessment Parameter
Will the Real Eigenvalue Please Stand Up
Description of the 3-D Ridged Cavity Models
Modal Analysis
COMPARISON OF THE FEM TO THE CONFORMAL MAPPING TECHNIQUE
Expressing the FEM Results in MATLAB
Expressing the CMT Results in MATLAB
Computing the Difference between the CMT and the FEM
CONCLUSION
REFERENCES