Millimeter Wave Antennas Using Gap Waveguides with Beam Steerability at Fixed Frequencies for Beyond 5G Mobile Communications

Teng Hsiang Ko, Wei Min Hsu, Pei Lun Kao, M. Ng Mou Kehn, Hsi Tseng Chou, Marianna Ivashina

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

Abstract

In this paper, we design a 60 GHz millimeter-wave gap waveguide antenna for beam steering applications. Implemented on the premise of a waveguide slot-array, radiated beams can be shone towards designated directions by sliding the pin lattice that makes up one of the walls, thereby altering the modal resonance and thus the phase pattern across the radiating aperture. The array consists of six staggered longitudinal slots. Designs by simulations indicate the ability to steer the main beam through 10 degrees in the elevation plane. The simulated realized gain is 12 dB and the bandwidth is from 54 to 62 GHz (13% fractional bandwidth). The main advantages of this antenna are that it can tailor the main beam with one simple mechanical motion, thereby circumventing the need for complicated electronic networks such as phase shifters, switches or diodes, thus lowering the costs and complexities.

Original languageEnglish
Title of host publication2021 International Symposium on Antennas and Propagation, ISAP 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9789868478718
DOIs
StatePublished - 2021
Event2021 International Symposium on Antennas and Propagation, ISAP 2021 - Taipei, Taiwan
Duration: 19 Oct 202122 Oct 2021

Publication series

Name2021 International Symposium on Antennas and Propagation, ISAP 2021

Conference

Conference2021 International Symposium on Antennas and Propagation, ISAP 2021
Country/TerritoryTaiwan
CityTaipei
Period19/10/2122/10/21

Keywords

  • gap waveguide
  • mechanical beam steering
  • mm-wave antennas

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