A substrate-integrated-waveguide dual-band bandpass filter based on signal-interference principles

Research output: Chapter in Book/Report/Conference proceedingsConference proceedingpeer-review

Abstract

Contrary to conventional RF filtering devices that are based on electromagnetically-coupled resonators, signal-interference microwave filters exploit constructive and destructive interactions of signals that propagate along different electrical paths of the filter volume. To date, most of signal-interference filters have been implemented in planar technologies. However, their operational principles are general and can hence be extrapolated to non transverse-electromagnetic-mode (TEM)/quasi-TEM technologies - either mixed or separate ones -. This paper reports on the design and manufacturing of a C-band signal-interference dual-band bandpass filter based on a half-mode substrate-integrated-waveguide (HMSIW) directional coupler. The obtained experimental results are in close agreement both with the theory and the simulations, which reveals that signal-interference filters can be extended to nonplanar technologies. Their potential for multi-stage higherorder filter realizations is also demonstrated.

Original languageEnglish
Title of host publication2017 IEEE Radio and Wireless Symposium, RWS 2017
PublisherIEEE Computer Society
Pages125-127
Number of pages3
ISBN (Electronic)9781509034451
DOIs
Publication statusPublished - 23 Mar 2017
Externally publishedYes
Event2017 IEEE Radio and Wireless Symposium, RWS 2017 - Phoenix, United States
Duration: 15 Jan 201718 Jan 2017

Publication series

NameIEEE Radio and Wireless Symposium, RWS
ISSN (Print)2164-2958
ISSN (Electronic)2164-2974

Conference

Conference2017 IEEE Radio and Wireless Symposium, RWS 2017
Country/TerritoryUnited States
CityPhoenix
Period15/01/1718/01/17

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure

Keywords

  • Dual-band filter
  • half-mode substrate-integrated waveguide (HMSIW)
  • signal-interference filter

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