Broadband high-gain beam-scanning antenna array for millimeter-wave applications

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Broadband high-gain beam-scanning antenna array for millimeter-wave applications. / Mao, Chun-Xu; Gao, Steven; Wang, Yi.

In: IEEE Transactions on Antennas and Propagation, Vol. 65, No. 9, 09.2017, p. 4864-4868.

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@article{dd5cb4aad8de4257b516796375b07a36,
title = "Broadband high-gain beam-scanning antenna array for millimeter-wave applications",
abstract = "A novel method of achieving low profile, broadband microstrip array antennas with high antenna gain is proposed for millimeter-wave applications. The element employs a novel third-order vertically coupled resonant structure that a U-slot resonator in the ground is used to couple with the feeding resonator and the radiating patch, simultaneously. This proposed structure can significantly improve the bandwidth and frequency selectivity without increasing the thickness of the antenna. Then, to achieve the subarray, a new wideband power divider with loaded resonators is employed, which can be used to further improve the bandwidth. To demonstrate the working schemes of broadside radiation and scanned beam, two 4 × 4 array antennas are implemented on the same board. Measured results agree well with the simulations, showing a wide bandwidth from 22 to 32 GHz (FBW = 37%) with the gain of around 19 dBi. The beam-scanning array can realize a scanning angle of 25° over a broadband. In addition, due to the filtering features are integrated in the design, the proposed antenna could also reduce the complexity and potential cost of the frontends.",
author = "Chun-Xu Mao and Steven Gao and Yi Wang",
year = "2017",
month = sep,
doi = "10.1109/TAP.2017.2724640",
language = "English",
volume = "65",
pages = "4864--4868",
journal = "IEEE Transactions on Antennas and Propagation",
issn = "0018-926X",
publisher = "IEEE Xplore",
number = "9",

}

RIS

TY - JOUR

T1 - Broadband high-gain beam-scanning antenna array for millimeter-wave applications

AU - Mao, Chun-Xu

AU - Gao, Steven

AU - Wang, Yi

PY - 2017/9

Y1 - 2017/9

N2 - A novel method of achieving low profile, broadband microstrip array antennas with high antenna gain is proposed for millimeter-wave applications. The element employs a novel third-order vertically coupled resonant structure that a U-slot resonator in the ground is used to couple with the feeding resonator and the radiating patch, simultaneously. This proposed structure can significantly improve the bandwidth and frequency selectivity without increasing the thickness of the antenna. Then, to achieve the subarray, a new wideband power divider with loaded resonators is employed, which can be used to further improve the bandwidth. To demonstrate the working schemes of broadside radiation and scanned beam, two 4 × 4 array antennas are implemented on the same board. Measured results agree well with the simulations, showing a wide bandwidth from 22 to 32 GHz (FBW = 37%) with the gain of around 19 dBi. The beam-scanning array can realize a scanning angle of 25° over a broadband. In addition, due to the filtering features are integrated in the design, the proposed antenna could also reduce the complexity and potential cost of the frontends.

AB - A novel method of achieving low profile, broadband microstrip array antennas with high antenna gain is proposed for millimeter-wave applications. The element employs a novel third-order vertically coupled resonant structure that a U-slot resonator in the ground is used to couple with the feeding resonator and the radiating patch, simultaneously. This proposed structure can significantly improve the bandwidth and frequency selectivity without increasing the thickness of the antenna. Then, to achieve the subarray, a new wideband power divider with loaded resonators is employed, which can be used to further improve the bandwidth. To demonstrate the working schemes of broadside radiation and scanned beam, two 4 × 4 array antennas are implemented on the same board. Measured results agree well with the simulations, showing a wide bandwidth from 22 to 32 GHz (FBW = 37%) with the gain of around 19 dBi. The beam-scanning array can realize a scanning angle of 25° over a broadband. In addition, due to the filtering features are integrated in the design, the proposed antenna could also reduce the complexity and potential cost of the frontends.

U2 - 10.1109/TAP.2017.2724640

DO - 10.1109/TAP.2017.2724640

M3 - Article

VL - 65

SP - 4864

EP - 4868

JO - IEEE Transactions on Antennas and Propagation

JF - IEEE Transactions on Antennas and Propagation

SN - 0018-926X

IS - 9

ER -