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research article

Multibeam dielectric rod antenna for mm-wave wireless power transfer

Ahmadi Najafabadi, Amir Mohsen  
•
Ramirez Arroyave, German Augusto  
•
Ghorbanpoor, Mohsen
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March 3, 2025
International Journal of Microwave and Wireless Technologies

This paper presents a multibeam dielectric rod antenna for mm-wave wireless power transfer (WPT) applications. The proposed solution utilizes its unique multibeam setup which allows the generation of adjustable beams simultaneously, without the need for an additional beamforming network. To enhance the compactness of the system, each Rexolite rod is fed through an annular slot etched on a Rogers RO4003. The generated beams are steered toward the desired directions by adjustment in the configuration of these rods. The final configuration consists of five rods that were fabricated and measured. In this configuration, a beam coverage between −30 ∘ and 30 ∘ can be obtained, while in the frequency of interest, a gain value above 12 dBi is achieved. With its adjustable configuration, the proposed solution can be adapted to different operating scenarios. Moreover, the low cost and flexibility of the solution make it a promising candidate for Radio Frequency Wireless Power Transfer (RF-WPT) Internet of things applications.

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multibeam-dielectric-rod-antenna-for-mm-wave-wireless-power-transfer.pdf

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Main Document

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http://purl.org/coar/version/c_970fb48d4fbd8a85

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openaccess

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CC BY

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1.35 MB

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Adobe PDF

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a4010dc301b9999f1da2c708985fb5ce

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