Compact Band-Pass and Band-Reject Microwave Filters Using Partial H-Plane Waveguide and Dielectric Layers

In this paper, microwave filters were designed using dielectric layers, which were transversely located inside a partial H-plane waveguide. The proposed structure can be used to design microwave filters with arbitrary frequency response including band-pass or band-reject filters. Its longitude was r...

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Main Authors: Ali Ghajar, Habib Ghorbaninejad Foumani
Format: Article
Language:English
Published: Iran Telecom Research Center 2014-12-01
Series:International Journal of Information and Communication Technology Research
Subjects:
Online Access:http://ijict.itrc.ac.ir/article-1-111-en.html
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author Ali Ghajar
Habib Ghorbaninejad Foumani
author_facet Ali Ghajar
Habib Ghorbaninejad Foumani
author_sort Ali Ghajar
collection DOAJ
description In this paper, microwave filters were designed using dielectric layers, which were transversely located inside a partial H-plane waveguide. The proposed structure can be used to design microwave filters with arbitrary frequency response including band-pass or band-reject filters. Its longitude was reduced by about 31% compared with conventional partial H-plane band-pass filters. Since the cross-section of partial H-plane waveguide, in a determined frequency range, is one quarter of the conventional waveguide, then the proposed filter has the cross-section of one quarter compared with the counterpart E-plane waveguide filter. Besides compactness, it is easy to fabricate, cheap, mass producible, mechanically stable, and capable of sustaining high microwave power and has very good adjustment to any arbitrary ideal filter. The proposed partial H-plane band-pass filter and its performance in terms of compactness and adjustment to any arbitrary ideal filter were verified by designing and simulating three filters.
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spelling doaj.art-c39be676b9a64715bd657a3cc6ac0d112023-02-08T07:54:16ZengIran Telecom Research CenterInternational Journal of Information and Communication Technology Research2251-61072783-44252014-12-016416Compact Band-Pass and Band-Reject Microwave Filters Using Partial H-Plane Waveguide and Dielectric LayersAli Ghajar0Habib Ghorbaninejad Foumani1 In this paper, microwave filters were designed using dielectric layers, which were transversely located inside a partial H-plane waveguide. The proposed structure can be used to design microwave filters with arbitrary frequency response including band-pass or band-reject filters. Its longitude was reduced by about 31% compared with conventional partial H-plane band-pass filters. Since the cross-section of partial H-plane waveguide, in a determined frequency range, is one quarter of the conventional waveguide, then the proposed filter has the cross-section of one quarter compared with the counterpart E-plane waveguide filter. Besides compactness, it is easy to fabricate, cheap, mass producible, mechanically stable, and capable of sustaining high microwave power and has very good adjustment to any arbitrary ideal filter. The proposed partial H-plane band-pass filter and its performance in terms of compactness and adjustment to any arbitrary ideal filter were verified by designing and simulating three filters.http://ijict.itrc.ac.ir/article-1-111-en.htmlpartial h-plane waveguidepartial h-plane filterband-pass e-plane filtercompact microwave filterband-pass microwave filter
spellingShingle Ali Ghajar
Habib Ghorbaninejad Foumani
Compact Band-Pass and Band-Reject Microwave Filters Using Partial H-Plane Waveguide and Dielectric Layers
International Journal of Information and Communication Technology Research
partial h-plane waveguide
partial h-plane filter
band-pass e-plane filter
compact microwave filter
band-pass microwave filter
title Compact Band-Pass and Band-Reject Microwave Filters Using Partial H-Plane Waveguide and Dielectric Layers
title_full Compact Band-Pass and Band-Reject Microwave Filters Using Partial H-Plane Waveguide and Dielectric Layers
title_fullStr Compact Band-Pass and Band-Reject Microwave Filters Using Partial H-Plane Waveguide and Dielectric Layers
title_full_unstemmed Compact Band-Pass and Band-Reject Microwave Filters Using Partial H-Plane Waveguide and Dielectric Layers
title_short Compact Band-Pass and Band-Reject Microwave Filters Using Partial H-Plane Waveguide and Dielectric Layers
title_sort compact band pass and band reject microwave filters using partial h plane waveguide and dielectric layers
topic partial h-plane waveguide
partial h-plane filter
band-pass e-plane filter
compact microwave filter
band-pass microwave filter
url http://ijict.itrc.ac.ir/article-1-111-en.html
work_keys_str_mv AT alighajar compactbandpassandbandrejectmicrowavefiltersusingpartialhplanewaveguideanddielectriclayers
AT habibghorbaninejadfoumani compactbandpassandbandrejectmicrowavefiltersusingpartialhplanewaveguideanddielectriclayers