Terahertz On-Chip Antenna Based on Metasurface and SIW with Stacked Layers of Resonators on GaAs Substrate

Mohammad Alibakhshikenari, Bal S. Virdee, Chan H. See, Sam Jeffery Fishlock, Navneet Soin, James McLaughlin, Raed A. Abd-Alhameed, Ernesto Limiti

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

4 Citations (Scopus)

Abstract

This paper presents a 100 μm GaAs-based 0.45-0.50 THz on-chip antenna based on metasurface and substrate integrated waveguide (SIW) technologies to realize a high-performance antenna. The antenna design consists of 2×4 array of metallic patches with circular slot embedded in rectangular resonator segments in a horizontal arrangement. The resonator segments are separated from each other by a narrow channel to create a coplanar waveguide which is used to excite the structure. This antenna structure, which is constructed on GaAs substrate, reduces substrate loss and surface waves. In addition, the metasurface essentially enlarges the effective aperture area of the antenna to enhance the gain and radiation efficiency of the antenna. The dimensions of the metasurface on-chip antenna is 0.8×0.8×0.13 mm3. The antenna exhibits an average gain and efficiency of 6.9dBi and 61.82%, respectively, which makes it a promising candidate for packaging in terahertz components.

Original languageEnglish
Title of host publication2019 8th Asia-Pacific Conference on Antennas and Propagation, APCAP 2019
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages679-680
Number of pages2
ISBN (Electronic)9781665400541
DOIs
Publication statusPublished (in print/issue) - 4 Aug 2019
Event8th Asia-Pacific Conference on Antennas and Propagation, APCAP 2019 - Incheon, Korea, Republic of
Duration: 4 Aug 20197 Aug 2019

Publication series

Name2019 8th Asia-Pacific Conference on Antennas and Propagation, APCAP 2019

Conference

Conference8th Asia-Pacific Conference on Antennas and Propagation, APCAP 2019
Country/TerritoryKorea, Republic of
CityIncheon
Period4/08/197/08/19

Bibliographical note

Funding Information:
ACKNOWLEDGEMENTS This work is partially supported by innovation programme under grant agreement H2020-MSCA-ITN-2016 SECRET-722424 and the financial support from the UK Engineering and Physical Sciences Research Council (EPSRC) under grant EP/E022936/1.

Publisher Copyright:
© 2019 IEEE.

Keywords

  • GaAs layer
  • high performances
  • metasurface
  • On-chip antenna
  • resonators
  • SIW
  • terahertz

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