Dual-passband filters and extended-stopband wide-band bandpass filters based on generalized stub-loaded planar circuits

  • Roberto Gomez-Garcia
  • , Raul-Loeches-Sanchez
  • , Dimitra Psychogiou
  • , Jose Maria Munoz-Ferreras
  • , Dimitrios Peroulis

Research output: Chapter in Book/Report/Conference proceedingsChapterpeer-review

Abstract

This paper addresses the application of stub-loaded planar circuits to the realization of dual-band bandpass filters and extended-upper-stopband broad-band bandpass filters with quasi-elliptic transfer function. To this aim, different classes of homogeneous- and stepped-impedance parallel-type open-ended stubs are exploited. Analytical design formulas for the transmission zeros (TZs) generated by these stubs are provided. Furthermore, for experimental-validation purposes, two multipole microstrip prototypes are manufactured and characterized.

Original languageEnglish
Title of host publication2017 IEEE MTT-S International Microwave Symposium, IMS 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages368-371
Number of pages4
ISBN (Electronic)9781509063604
DOIs
Publication statusPublished - 4 Oct 2017
Externally publishedYes
Event2017 IEEE MTT-S International Microwave Symposium, IMS 2017 - Honololu, United States
Duration: 4 Jun 20179 Jun 2017

Publication series

NameIEEE MTT-S International Microwave Symposium Digest
ISSN (Print)0149-645X

Conference

Conference2017 IEEE MTT-S International Microwave Symposium, IMS 2017
Country/TerritoryUnited States
CityHonololu
Period4/06/179/06/17

Keywords

  • Bandpass filter
  • Dual-band filter
  • Microstrip filter
  • Planar filter
  • Transmission zero (TZ)
  • Ultra-wideband circuit

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