C-Band Low Profile Multipolarized Patch Antennas Fed by Substrate Integrated Waveguide Slots

Bo Hong Li*, Zheng Hui Xue, Wu Ren, Wei Ming Li

*Corresponding author for this work

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

Abstract

This article proposes a design of a slot coupled patch antenna for C-band multi-polarized substrate integrated waveguide (SIW). By controlling and switching the feeding excitation of the corresponding ports, four polarization states of the antenna can be achieved. The antenna has a wide impedance and axial ratio (AR) bandwidth, and for the four polarization states, the -10 dB impedance bandwidth is better than 20.2% (4.64G-5.65 GHz). For both LHCP and RHCP, the measured AR bandwidth is above 4.5G to 5.6GHz. For vertical linear polarization (VLP) and horizontal linear polarization (HLP), they can also be flexibly reconfigured by dynamically switching the excitation of the corresponding ports. This new type of antenna has good radiation performance and the ability to achieve multi-polarization.

Original languageEnglish
Title of host publication2023 IEEE 11th Asia-Pacific Conference on Antennas and Propagation, APCAP 2023 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350326277
DOIs
Publication statusPublished - 2023
Event11th IEEE Asia-Pacific Conference on Antennas and Propagation, APCAP 2023 - Proceedings - Guangzhou, China
Duration: 22 Nov 202324 Nov 2023

Publication series

Name2023 IEEE 11th Asia-Pacific Conference on Antennas and Propagation, APCAP 2023 - Proceedings

Conference

Conference11th IEEE Asia-Pacific Conference on Antennas and Propagation, APCAP 2023 - Proceedings
Country/TerritoryChina
CityGuangzhou
Period22/11/2324/11/23

Keywords

  • dual port
  • multi-polarized SiW integrated substrate waveguide
  • patch antenna

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