Millimeter-wave coplanar-waveguide parallel-coupled bandpass filters with lumped-element K-inverters

Yo Shen Lin, Min Shun Hsu, Chi Hsueh Wang, Chun Hsiung Chen

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

4 Scopus citations

Abstract

Compact coplanar-waveguide (CPW) bandpass filters are proposed, by introducing additional lumped inductor and capacitors to realize K-inverters in the conventional CPW parallel-coupled filter structure for achieving an equivalent to the quarter-wavelength resonator filters. As a result, the filter size may be reduced by about half. In addition, by introducing the cross-coupled effect, two transmission zeros at upper and lower stopbands may be created. Simple equivalent-circuit models are also established as effective design tools. Specifically, two CPW bandpass filters centered at about 40GHz with compact sizes and good selectivity are implemented and carefully examined.

Original languageEnglish
Title of host publication35th European Microwave Conference 2005 - Conference Proceedings
Pages829-832
Number of pages4
DOIs
StatePublished - 2005
Event2005 European Microwave Conference - Paris, France
Duration: 4 Oct 20056 Oct 2005

Publication series

Name35th European Microwave Conference 2005 - Conference Proceedings
Volume2

Conference

Conference2005 European Microwave Conference
Country/TerritoryFrance
CityParis
Period4/10/056/10/05

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