A Broadband High-Efficiency Dipole Array Based on Frequency Selective Surface and Integrated Feeding Structure
In this paper, an ultra-wideband tightly couple antenna array based on a low-loss phase-modulated frequency selective surface and a microstrip-based feeding structure is reported. The proposed antenna array, which employs tightly coupled bow-tie elements, features a very low profile (1.08<inline-...
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2021
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oai:doaj.org-article:9ac6074c4af744ada19472397bafbda22021-11-25T00:01:09ZA Broadband High-Efficiency Dipole Array Based on Frequency Selective Surface and Integrated Feeding Structure2637-643110.1109/OJAP.2021.3127643https://doaj.org/article/9ac6074c4af744ada19472397bafbda22021-01-01T00:00:00Zhttps://ieeexplore.ieee.org/document/9612598/https://doaj.org/toc/2637-6431In this paper, an ultra-wideband tightly couple antenna array based on a low-loss phase-modulated frequency selective surface and a microstrip-based feeding structure is reported. The proposed antenna array, which employs tightly coupled bow-tie elements, features a very low profile (1.08<inline-formula> <tex-math notation="LaTeX">$\lambda _{high}$ </tex-math></inline-formula>). Specifically, a microstrip-to-parallel strip transition serves as an impedance transformer and a wideband balun to enable the array element to be excited with a 50 <inline-formula> <tex-math notation="LaTeX">$\Omega $ </tex-math></inline-formula> unbalanced feeding scheme. Additionally, one shorting sheet is employed to expand the bandwidth by shifting the common-mode to a higher frequency band. The presented design achieves a bandwidth of 13.66:1 (0.52 GHz – 7.10 GHz) with VSWR < 2.49 and simulated radiation efficiency greater than 96% across the whole band. To validate the design concepts, an <inline-formula> <tex-math notation="LaTeX">$8\times8$ </tex-math></inline-formula> array prototype is fabricated and characterized experimentally. The measured results match well with the numerical analysis.Hong TangBowen ZhengSensong AnHang LiMohammad HaeriniaClayton FowlerHualiang ZhangIEEEarticleFrequency selective surface (FSS)tightly coupled arrays (TCAs)ultra-wideband antenna arrayswideband balunTelecommunicationTK5101-6720ENIEEE Open Journal of Antennas and Propagation, Vol 2, Pp 1087-1097 (2021) |
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DOAJ |
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Frequency selective surface (FSS) tightly coupled arrays (TCAs) ultra-wideband antenna arrays wideband balun Telecommunication TK5101-6720 |
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Frequency selective surface (FSS) tightly coupled arrays (TCAs) ultra-wideband antenna arrays wideband balun Telecommunication TK5101-6720 Hong Tang Bowen Zheng Sensong An Hang Li Mohammad Haerinia Clayton Fowler Hualiang Zhang A Broadband High-Efficiency Dipole Array Based on Frequency Selective Surface and Integrated Feeding Structure |
description |
In this paper, an ultra-wideband tightly couple antenna array based on a low-loss phase-modulated frequency selective surface and a microstrip-based feeding structure is reported. The proposed antenna array, which employs tightly coupled bow-tie elements, features a very low profile (1.08<inline-formula> <tex-math notation="LaTeX">$\lambda _{high}$ </tex-math></inline-formula>). Specifically, a microstrip-to-parallel strip transition serves as an impedance transformer and a wideband balun to enable the array element to be excited with a 50 <inline-formula> <tex-math notation="LaTeX">$\Omega $ </tex-math></inline-formula> unbalanced feeding scheme. Additionally, one shorting sheet is employed to expand the bandwidth by shifting the common-mode to a higher frequency band. The presented design achieves a bandwidth of 13.66:1 (0.52 GHz – 7.10 GHz) with VSWR < 2.49 and simulated radiation efficiency greater than 96% across the whole band. To validate the design concepts, an <inline-formula> <tex-math notation="LaTeX">$8\times8$ </tex-math></inline-formula> array prototype is fabricated and characterized experimentally. The measured results match well with the numerical analysis. |
format |
article |
author |
Hong Tang Bowen Zheng Sensong An Hang Li Mohammad Haerinia Clayton Fowler Hualiang Zhang |
author_facet |
Hong Tang Bowen Zheng Sensong An Hang Li Mohammad Haerinia Clayton Fowler Hualiang Zhang |
author_sort |
Hong Tang |
title |
A Broadband High-Efficiency Dipole Array Based on Frequency Selective Surface and Integrated Feeding Structure |
title_short |
A Broadband High-Efficiency Dipole Array Based on Frequency Selective Surface and Integrated Feeding Structure |
title_full |
A Broadband High-Efficiency Dipole Array Based on Frequency Selective Surface and Integrated Feeding Structure |
title_fullStr |
A Broadband High-Efficiency Dipole Array Based on Frequency Selective Surface and Integrated Feeding Structure |
title_full_unstemmed |
A Broadband High-Efficiency Dipole Array Based on Frequency Selective Surface and Integrated Feeding Structure |
title_sort |
broadband high-efficiency dipole array based on frequency selective surface and integrated feeding structure |
publisher |
IEEE |
publishDate |
2021 |
url |
https://doaj.org/article/9ac6074c4af744ada19472397bafbda2 |
work_keys_str_mv |
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