Investigation of Mutual Coupling Effect on Beam Scanning Performance of Quasi-Yagi Antenna Linear Array

Hanyang Zhao*, Weiming Li, Wu Ren, Zhenghui Xue

*Corresponding author for this work

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

Abstract

This paper presents a study aimed at analyzing the impact of mutual coupling effect on the beam scanning characteristics of the quasi-Yagi phased array antenna in an array environment. The phased array is composed of 1×8 quasi-Yagi antenna elements with a spacing of 0.5λ0 at the central operating frequency. The analysis results show that the mutual coupling effect influences the electromagnetic energy distribution on the surface of the array, which makes the quasi-Yagi antenna phased array exhibit extraordinary beam scanning performance: the 3dB beam scanning range of the array is 1.77 times that of the 3dB beam width of the element, thus realizing the relatively large angle scanning characteristics of the E-plane. The research results in this paper can provide a positive reference value for the wide-angle scanning design of the planar quasi-Yagi antenna.

Original languageEnglish
Title of host publication2023 International Conference on Microwave and Millimeter Wave Technology, ICMMT 2023 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350338874
DOIs
Publication statusPublished - 2023
Event15th International Conference on Microwave and Millimeter Wave Technology, ICMMT 2023 - Qingdao, China
Duration: 14 May 202317 May 2023

Publication series

Name2023 International Conference on Microwave and Millimeter Wave Technology, ICMMT 2023 - Proceedings

Conference

Conference15th International Conference on Microwave and Millimeter Wave Technology, ICMMT 2023
Country/TerritoryChina
CityQingdao
Period14/05/2317/05/23

Keywords

  • mutual coupling effect
  • parasitic dipole
  • phased array
  • quasi-Yagi antenna

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