Band-Stop Filtering for Electromagnetic Interference Rejection in Printed UWB Components Using Single Compact Archimedean Spiral EBG Cell

Sumon Modak, Partha P. Shome, Md Ahsan Halimi, Taimoor Khan*, Ahmed A. Kishk, Tayeb A. Denidni

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

The design and analysis of a compact printed Archimedean spiral electromagnetic bandgap (EBG) structure are presented for frequency shielding in microwave circuits, including antenna and bandpass filters. The EBG characterization resonating at 7.7 GHz is done through a performance matrix such as transmission and reflection coefficients and equivalent circuit modeling, which demonstrates excellent resonance stability. The EBG unit cell is investigated for achieving frequency rejection in the printed monopole-based ultra-wideband (UWB) antenna and bandpass filter circuits. By introducing the Archimedean EBG unit cell on the UWB antenna ground plane, dual-frequency rejection, at 7.4, and 7.7 GHz, was realized. Further, such a structure is utilized in a multi-mode resonator (MMR) based UWB bandpass filter to attain band-notched functionality at 7.6 and 7.8 GHz with maximum attenuation of −16.5 and −15.6 dB, respectively. The prototypes of the EBG-loaded UWB antenna and EBG-Loaded UWB filter are fabricated and characterized. Excellent agreement is achieved between simulated and measured results of both prototypes.

Original languageEnglish
Pages (from-to)23-37
Number of pages15
JournalProgress In Electromagnetics Research C
Volume126
DOIs
StatePublished - 2022
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2022, Electromagnetics Academy. All rights reserved.

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials

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