Scattering of Electromagnetic Waves on Different Dielectric Resonators of the Microwave Filters

Authors

  • A. A. Trubin National Technical University of Ukraine "Igor Sikorsky Kyiv Polytechnic Institute", Ukraine

DOI:

https://doi.org/10.20535/RADAP.2017.71.5-10

Keywords:

different dielectric resonator, coupling coefficient, S-matrix, bandstop filter, bandpass filter

Abstract

The theory of scattering of electromagnetic waves by systems of various coupled the different shape and variant permittivity dielectric resonators is expanded. A new definition of the coupling coefficients of different dielectric resonators is given. The analytical expressions of coupling coefficient of different cylindrical and spherical dielectric resonators made from different dielectrics are obtained. The main regularities of the change in the coupling with the variation of the structure's parameters are considered. The results of calculation of the transmission and the reflection coefficients for bandpass and bandstop filters on various dielectric resonators in the rectangular and circular waveguides are presented. Most optimal configurations, allowing to achieve the best scattering characteristics are determined.

Author Biography

A. A. Trubin, National Technical University of Ukraine "Igor Sikorsky Kyiv Polytechnic Institute"

Trubin A. A., Doc. of Sci. (Tech), Professor

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Published

2017-12-30

Issue

71

Section

Electrodynamics. Microwave devices. Antennas

License

Copyright (c) 2020 A. A. Trubin

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