A hybrid design technique for realizing metasurface based wideband and wide dual-band circularly polarized dielectric resonator antennas

Arslan Kiyani*, Nasimuddin Nasimuddin, Syed Muzahir Abbas, Mohsen Asadnia, Karu P. Esselle

*Corresponding author for this work

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

Abstract

Compact, low-profile metasurface-based wideband and wide dual-band circularly polarized (CP) dielectric resonator antennas (DRAs) are presented in this paper. The rectangular-shaped DRs are loaded over two different types of strategic 7 × 7 metasurface unit cells including a "+" shape metasurface for single-band and square-slotted shape metasurface for dual-band performance. The DRs are fed diagonally with a single perturbed probe feed which is placed at an appropriate angle of 29°. Thus, the hybrid design combination of metasurface unit cells together with the angle of feed location from the center of DRs generates wideband CP radiation with enhanced 3-dB Axial Ratio (AR) and wide impedance matching bandwidths. Proposed antennas are successfully implemented and fabricated prototypes are measured demonstrating significant performance enhancement.
Original languageEnglish
Title of host publication2022 3rd URSI Atlantic and Asia Pacific Radio Science Meeting (AT-AP-RASC)
Place of PublicationPiscataway, NJ
PublisherInstitute of Electrical and Electronics Engineers (IEEE)
Number of pages4
ISBN (Electronic)9789463968058
ISBN (Print)9781665499866
DOIs
Publication statusPublished - 2022
Event3rd URSI Atlantic and Asia Pacific Radio Science Meeting, AT-AP-RASC 2022 - Gran Canaria, Spain
Duration: 30 May 20224 Jun 2022

Conference

Conference3rd URSI Atlantic and Asia Pacific Radio Science Meeting, AT-AP-RASC 2022
Country/TerritorySpain
CityGran Canaria
Period30/05/224/06/22

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