Design of Low-Profile Ultrawideband Conformal Array Antennas for Microwave Brain Imagers

Xiang Gao*, Zekun Zhang, Xianchao Zhang*, Xinguang Yu, Rui Zong, Heng Liu

*Corresponding author for this work

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

1 Citation (Scopus)

Abstract

This paper presents the design of low-profile ultrawideband conformal array antennas for microwave brain imaging applications. The radiating element features a double-layer folded log-periodic structure for bandwidth enhancement and size miniaturization. Taking advantage of the difference between the dielectric constants of the air and the brain or brain matched substance, the antenna exhibits the unidirectional radiation pattern with a high front-to-back ratio. The proposed low-profile radiating element has a size of around 91 × 64 × 1 mm3 and a wide operating bandwidth of 0.5-3 GHz, thus very suitable for conformal array design and high-resolution brain imagers.

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

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