Dispersion and attenuation analysis of substrate integrated waveguides by driven eigenproblem computation

Huanlei Chen, Carsten H. Schmidt, Thomas F. Eibert, Wenquan Che

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

5 Scopus citations

Abstract

The leakage attenuation makes the modelling of substrate integrated waveguides (SIWs) a complicated complex eigenproblem. The analogy to resonators opens up a new way to solve the eigenproblem from a physical point of view. A novel driven eigenproblem computation is presented in this paper to solve the eigenproblem in periodic structure like SIW by treating the structure in a unit cell with periodic boundary and applying the model with an excitation. The dispersion and attenuation behaviour of a classical rectangular waveguide are analysed first to verify the method. Then, the method is employed to two SIW structures. Good agreement can be observed among the results from the driven eigenproblem computation, the software simulations, and the measurements.

Original languageEnglish
Title of host publicationProceedings of the 5th European Conference on Antennas and Propagation, EUCAP 2011
Pages643-646
Number of pages4
StatePublished - 2011
Event5th European Conference on Antennas and Propagation, EUCAP 2011 - Rome, Italy
Duration: 10 Apr 201115 Apr 2011

Publication series

NameProceedings of the 5th European Conference on Antennas and Propagation, EUCAP 2011

Conference

Conference5th European Conference on Antennas and Propagation, EUCAP 2011
Country/TerritoryItaly
CityRome
Period10/04/1115/04/11

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