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Dual-Polarized Patch Array Antennas with Wide Beamwidth for Automotive Radar Applications

  • Pei Hsin Hsu*
  • , Chao Hsiang Liao
  • , Jwo Shiun Sun
  • , Eric S. Li
  • , Yu Liang Chun Chen
  • , Kuo Sheng Chin
  • *Corresponding author for this work
  • National Taipei University of Technology
  • SGS Taiwan Ltd.
  • Chang Gung University

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

1 Scopus citations

Abstract

This work presents 24-GHz dual-polarized wide-beamwidth patch array antennas for automotive radar applications. The dual-polarized 1 × 8 array antenna in Design 1 is realized by two orthogonally stacked substrate-integrated waveguide (SIW) feed networks. Its beamwidth can reach 80° and 141° under two orthogonal polarizations, respectively. In Design 2, cross-shaped parasitic elements are added on the side of the main radiating patches, and the reverse current generated by the parasitic element can increase the beamwidth. Its beamwidth in two orthogonal polarizations can be increased by up to 120° and 172°.

Original languageEnglish
Title of host publication2023 Asia-Pacific Microwave Conference, APMC 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages254-256
Number of pages3
ISBN (Electronic)9781665494182
DOIs
StatePublished - 2023
Event31st Asia-Pacific Microwave Conference, APMC 2023 - Taipei, Taiwan
Duration: 05 12 202308 12 2023

Publication series

NameAsia-Pacific Microwave Conference Proceedings, APMC
ISSN (Electronic)2690-3946

Conference

Conference31st Asia-Pacific Microwave Conference, APMC 2023
Country/TerritoryTaiwan
CityTaipei
Period05/12/2308/12/23

Bibliographical note

Publisher Copyright:
© 2023 IEEE.

Keywords

  • automotive radar antenna
  • dual-polarized
  • wide-beamwidth

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