Hybrid Numerical Methodology for Efficient Design and Optimization of Transmit-Array Antennas, X-Band Application

This paper presents a complete hybrid numerical methodology for the efficient design and optimization of large-scale Transmit-Array (TA) antennas for modern telecommunication applications. There are four main components to the proposed work and methodology: 1) the implementation through Python scrip...

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Autores principales:	Jeanne Pages-Mounic, Alessandro De Oliveira Cabral Junior, Andre Barka, Hamza Kaouach
Formato:	article
Lenguaje:	EN
Publicado:	IEEE 2021
Materias:	Transmit-array X-band linear polarization phase compensation phase rotation finite element methods Electrical engineering. Electronics. Nuclear engineering TK1-9971
Acceso en línea:	https://doaj.org/article/75ed3c2442b9454ebe2a064210bcf8b3
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id	oai:doaj.org-article:75ed3c2442b9454ebe2a064210bcf8b3
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spelling	oai:doaj.org-article:75ed3c2442b9454ebe2a064210bcf8b32021-11-18T00:05:39ZHybrid Numerical Methodology for Efficient Design and Optimization of Transmit-Array Antennas, X-Band Application2169-353610.1109/ACCESS.2021.3124287https://doaj.org/article/75ed3c2442b9454ebe2a064210bcf8b32021-01-01T00:00:00Zhttps://ieeexplore.ieee.org/document/9594784/https://doaj.org/toc/2169-3536This paper presents a complete hybrid numerical methodology for the efficient design and optimization of large-scale Transmit-Array (TA) antennas for modern telecommunication applications. There are four main components to the proposed work and methodology: 1) the implementation through Python scripts of a hybrid scheme based on the Friis analytical formula for linking gain and phase of the primary source and elementary cells of the studied transmit-array; 2) the implementation of a Particle Swarm Optimizer (PSO) for efficient characterization of the optimal phase distribution on the in-plane lens maximizing the gain of the antenna and minimizing the side-lobe levels for multiple fed TA antennas; 3) the implementation of a full-wave Finite element and Interconnecting domain decomposition (FETI) for the final analysis of the TA radiating performance; 4) the design, optimization, fabrication and proof of concept of an X band transmit-array including the focal source. This work presents the main functionalities of the hybrid Python/CST tool associated with phase compensation PSO, FETI implementation for transmit-arrays and as an application of this numerical strategy, a new compact unit-cell operating in the X-band (thickness of 3.2 mm) able to easily generate Phase Rotations (PR) necessary for TAs with phase compensation on the aperture. The proposed unit-cell is a completely symmetric design including a metallic via interconnecting two identical square patches (including a circular hole in the center and a microstrip line) by crossing through a ground plane. A particle swarm optimization (PSO) routine is proposed as a way to quickly optimize the phase distribution of the transmit-array unit-cells. The optimization routine is tested through multiple sources and focal ratios, demonstrating a reduction of over 50% of the volume occupied by the antenna, while keeping a high gain (19.5 dBi) and overall good performance.Jeanne Pages-MounicAlessandro De Oliveira Cabral JuniorAndre BarkaHamza KaouachIEEEarticleTransmit-arrayX-bandlinear polarizationphase compensationphase rotationfinite element methodsElectrical engineering. Electronics. Nuclear engineeringTK1-9971ENIEEE Access, Vol 9, Pp 148302-148314 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Transmit-array X-band linear polarization phase compensation phase rotation finite element methods Electrical engineering. Electronics. Nuclear engineering TK1-9971
spellingShingle	Transmit-array X-band linear polarization phase compensation phase rotation finite element methods Electrical engineering. Electronics. Nuclear engineering TK1-9971 Jeanne Pages-Mounic Alessandro De Oliveira Cabral Junior Andre Barka Hamza Kaouach Hybrid Numerical Methodology for Efficient Design and Optimization of Transmit-Array Antennas, X-Band Application
description	This paper presents a complete hybrid numerical methodology for the efficient design and optimization of large-scale Transmit-Array (TA) antennas for modern telecommunication applications. There are four main components to the proposed work and methodology: 1) the implementation through Python scripts of a hybrid scheme based on the Friis analytical formula for linking gain and phase of the primary source and elementary cells of the studied transmit-array; 2) the implementation of a Particle Swarm Optimizer (PSO) for efficient characterization of the optimal phase distribution on the in-plane lens maximizing the gain of the antenna and minimizing the side-lobe levels for multiple fed TA antennas; 3) the implementation of a full-wave Finite element and Interconnecting domain decomposition (FETI) for the final analysis of the TA radiating performance; 4) the design, optimization, fabrication and proof of concept of an X band transmit-array including the focal source. This work presents the main functionalities of the hybrid Python/CST tool associated with phase compensation PSO, FETI implementation for transmit-arrays and as an application of this numerical strategy, a new compact unit-cell operating in the X-band (thickness of 3.2 mm) able to easily generate Phase Rotations (PR) necessary for TAs with phase compensation on the aperture. The proposed unit-cell is a completely symmetric design including a metallic via interconnecting two identical square patches (including a circular hole in the center and a microstrip line) by crossing through a ground plane. A particle swarm optimization (PSO) routine is proposed as a way to quickly optimize the phase distribution of the transmit-array unit-cells. The optimization routine is tested through multiple sources and focal ratios, demonstrating a reduction of over 50% of the volume occupied by the antenna, while keeping a high gain (19.5 dBi) and overall good performance.
format	article
author	Jeanne Pages-Mounic Alessandro De Oliveira Cabral Junior Andre Barka Hamza Kaouach
author_facet	Jeanne Pages-Mounic Alessandro De Oliveira Cabral Junior Andre Barka Hamza Kaouach
author_sort	Jeanne Pages-Mounic
title	Hybrid Numerical Methodology for Efficient Design and Optimization of Transmit-Array Antennas, X-Band Application
title_short	Hybrid Numerical Methodology for Efficient Design and Optimization of Transmit-Array Antennas, X-Band Application
title_full	Hybrid Numerical Methodology for Efficient Design and Optimization of Transmit-Array Antennas, X-Band Application
title_fullStr	Hybrid Numerical Methodology for Efficient Design and Optimization of Transmit-Array Antennas, X-Band Application
title_full_unstemmed	Hybrid Numerical Methodology for Efficient Design and Optimization of Transmit-Array Antennas, X-Band Application
title_sort	hybrid numerical methodology for efficient design and optimization of transmit-array antennas, x-band application
publisher	IEEE
publishDate	2021
url	https://doaj.org/article/75ed3c2442b9454ebe2a064210bcf8b3
work_keys_str_mv	AT jeannepagesmounic hybridnumericalmethodologyforefficientdesignandoptimizationoftransmitarrayantennasxbandapplication AT alessandrodeoliveiracabraljunior hybridnumericalmethodologyforefficientdesignandoptimizationoftransmitarrayantennasxbandapplication AT andrebarka hybridnumericalmethodologyforefficientdesignandoptimizationoftransmitarrayantennasxbandapplication AT hamzakaouach hybridnumericalmethodologyforefficientdesignandoptimizationoftransmitarrayantennasxbandapplication
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Hybrid Numerical Methodology for Efficient Design and Optimization of Transmit-Array Antennas, X-Band Application

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