Wide-Band and Wide-Angle Scanning Phased Array Antenna for Mobile Communication System

A wide-band phased array antenna with wide-angle scanning capability for mobile communication system is proposed in this article. An air cavity is properly embedded into the substrate under each array element. This method is very simple and can efficiently enhance wide-angle scanning performance by...

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Autores principales:	Guangwei Yang, Yiming Zhang, Shuai Zhang
Formato:	article
Lenguaje:	EN
Publicado:	IEEE 2021
Materias:	Mobile communication phased arrays vehicle antennas beamforming scanning antennas Telecommunication TK5101-6720
Acceso en línea:	https://doaj.org/article/dcc6cd062c41489eaf31103918356215
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spelling	oai:doaj.org-article:dcc6cd062c41489eaf311039183562152021-11-19T00:07:09ZWide-Band and Wide-Angle Scanning Phased Array Antenna for Mobile Communication System2637-643110.1109/OJAP.2021.3057062https://doaj.org/article/dcc6cd062c41489eaf311039183562152021-01-01T00:00:00Zhttps://ieeexplore.ieee.org/document/9347484/https://doaj.org/toc/2637-6431A wide-band phased array antenna with wide-angle scanning capability for mobile communication system is proposed in this article. An air cavity is properly embedded into the substrate under each array element. This method is very simple and can efficiently enhance wide-angle scanning performance by improving the wide-angle scanning impedance matching (WAIM) and realizing the beam-width of elements in the array. Besides, the operating bandwidth is also extended with the proposed approach. The wide-angle scanning capability is analyzed and verified by both the linear array antennas (on large ground planes in detail) and the planar array. Two <inline-formula> <tex-math notation="LaTeX">$1\times 8$ </tex-math></inline-formula> linear arrays and one <inline-formula> <tex-math notation="LaTeX">$8\times 8$ </tex-math></inline-formula> planar array are demonstrated, which achieve the beam scanning of around ±60° with a realized gain reduction under 3.5 dB in the wide operating bandwidth (37.4%). Furthermore, the beam in the E-plane can scan over ±70° with a realized gain reduction under less than 3 dB. Two linear array prototypes with wide-angle scanning capacity in two planes are fabricated and characterized, yielding good performance within overall operational bandwidth. The measured results align very well with the simulated. The proposed wideband phased array with large scanning coverage is a promising candidate for 5G mobile communications.Guangwei YangYiming ZhangShuai ZhangIEEEarticleMobile communicationphased arraysvehicle antennasbeamformingscanning antennasTelecommunicationTK5101-6720ENIEEE Open Journal of Antennas and Propagation, Vol 2, Pp 203-212 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Mobile communication phased arrays vehicle antennas beamforming scanning antennas Telecommunication TK5101-6720
spellingShingle	Mobile communication phased arrays vehicle antennas beamforming scanning antennas Telecommunication TK5101-6720 Guangwei Yang Yiming Zhang Shuai Zhang Wide-Band and Wide-Angle Scanning Phased Array Antenna for Mobile Communication System
description	A wide-band phased array antenna with wide-angle scanning capability for mobile communication system is proposed in this article. An air cavity is properly embedded into the substrate under each array element. This method is very simple and can efficiently enhance wide-angle scanning performance by improving the wide-angle scanning impedance matching (WAIM) and realizing the beam-width of elements in the array. Besides, the operating bandwidth is also extended with the proposed approach. The wide-angle scanning capability is analyzed and verified by both the linear array antennas (on large ground planes in detail) and the planar array. Two <inline-formula> <tex-math notation="LaTeX">$1\times 8$ </tex-math></inline-formula> linear arrays and one <inline-formula> <tex-math notation="LaTeX">$8\times 8$ </tex-math></inline-formula> planar array are demonstrated, which achieve the beam scanning of around ±60° with a realized gain reduction under 3.5 dB in the wide operating bandwidth (37.4%). Furthermore, the beam in the E-plane can scan over ±70° with a realized gain reduction under less than 3 dB. Two linear array prototypes with wide-angle scanning capacity in two planes are fabricated and characterized, yielding good performance within overall operational bandwidth. The measured results align very well with the simulated. The proposed wideband phased array with large scanning coverage is a promising candidate for 5G mobile communications.
format	article
author	Guangwei Yang Yiming Zhang Shuai Zhang
author_facet	Guangwei Yang Yiming Zhang Shuai Zhang
author_sort	Guangwei Yang
title	Wide-Band and Wide-Angle Scanning Phased Array Antenna for Mobile Communication System
title_short	Wide-Band and Wide-Angle Scanning Phased Array Antenna for Mobile Communication System
title_full	Wide-Band and Wide-Angle Scanning Phased Array Antenna for Mobile Communication System
title_fullStr	Wide-Band and Wide-Angle Scanning Phased Array Antenna for Mobile Communication System
title_full_unstemmed	Wide-Band and Wide-Angle Scanning Phased Array Antenna for Mobile Communication System
title_sort	wide-band and wide-angle scanning phased array antenna for mobile communication system
publisher	IEEE
publishDate	2021
url	https://doaj.org/article/dcc6cd062c41489eaf31103918356215
work_keys_str_mv	AT guangweiyang widebandandwideanglescanningphasedarrayantennaformobilecommunicationsystem AT yimingzhang widebandandwideanglescanningphasedarrayantennaformobilecommunicationsystem AT shuaizhang widebandandwideanglescanningphasedarrayantennaformobilecommunicationsystem
_version_	1718420639692357632

Wide-Band and Wide-Angle Scanning Phased Array Antenna for Mobile Communication System

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