Title :
A New Method for Calculating TE and TM Cutoff Frequencies of Uniform Waveguides with Lunar or Eccentric Annular Cross Section (Comments)
fDate :
5/1/1985 12:00:00 AM
Abstract :
The purpose of the present Letter is twofold: first, to congratulate the author for his excellent paper and, second, to discuss briefly the accuracy of some of his results in light of some numerical experiments performed by the authors [1].
Keywords :
Conformal mapping; Cutoff frequency; Eigenvalues and eigenfunctions; Equations; Filters; Finite element methods; Geometry; Moon; Polynomials; Tellurium;
Journal_Title :
Microwave Theory and Techniques, IEEE Transactions on
DOI :
10.1109/TMTT.1985.1133028
