High‐performance balun for a dual‐polarised dipole antenna

This study proposes a detailed analysis on the operation of a high‐performance balun for a dual‐polarised dipole antenna. The main feature of this balun is to transform a coaxial feed into a differential feed which can enable very high performance for dual‐polarised configurations. First, the author...

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Main Authors: Grzegorz Wolosinski, Vincent Fusco, Pawel Rulikowski
Format: Article
Language:English
Published: Wiley 2019-02-01
Series:IET Microwaves, Antennas & Propagation
Subjects:
Online Access:https://doi.org/10.1049/iet-map.2018.5294
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author Grzegorz Wolosinski
Vincent Fusco
Pawel Rulikowski
author_facet Grzegorz Wolosinski
Vincent Fusco
Pawel Rulikowski
author_sort Grzegorz Wolosinski
collection DOAJ
description This study proposes a detailed analysis on the operation of a high‐performance balun for a dual‐polarised dipole antenna. The main feature of this balun is to transform a coaxial feed into a differential feed which can enable very high performance for dual‐polarised configurations. First, the authors identify the key factors that allow the new balun to achieve better differential properties with respect to the feeding approach typically found in the literature. Second, they investigate the balun properties and the achievable antenna performance with extensive simulations. Next, they prototype and measure the antenna proving that very high port‐to‐port isolation and low cross‐polarisation level can be achieved over a broadband operation by means of this balun. Finally, they further investigate the operation of the balun through its physical decomposition revealing the minimum requirement to achieve high port‐to‐port isolation in dual‐polarised dipole antennas.
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spelling doaj.art-acff364c60364d568714ef850881648d2022-12-22T02:22:13ZengWileyIET Microwaves, Antennas & Propagation1751-87251751-87332019-02-0113334635110.1049/iet-map.2018.5294High‐performance balun for a dual‐polarised dipole antennaGrzegorz Wolosinski0Vincent Fusco1Pawel Rulikowski2Institute of Electronics, Communications and Information Technology (ECIT)Queens University of BelfastBelfastUKInstitute of Electronics, Communications and Information Technology (ECIT)Queens University of BelfastBelfastUKRF Access GroupNokia Bell LabsDublinIrelandThis study proposes a detailed analysis on the operation of a high‐performance balun for a dual‐polarised dipole antenna. The main feature of this balun is to transform a coaxial feed into a differential feed which can enable very high performance for dual‐polarised configurations. First, the authors identify the key factors that allow the new balun to achieve better differential properties with respect to the feeding approach typically found in the literature. Second, they investigate the balun properties and the achievable antenna performance with extensive simulations. Next, they prototype and measure the antenna proving that very high port‐to‐port isolation and low cross‐polarisation level can be achieved over a broadband operation by means of this balun. Finally, they further investigate the operation of the balun through its physical decomposition revealing the minimum requirement to achieve high port‐to‐port isolation in dual‐polarised dipole antennas.https://doi.org/10.1049/iet-map.2018.5294dual‐polarised dipole antennadifferential feedbalun propertiesport‐to‐port isolationcross‐polarisation levelcoaxial feed
spellingShingle Grzegorz Wolosinski
Vincent Fusco
Pawel Rulikowski
High‐performance balun for a dual‐polarised dipole antenna
IET Microwaves, Antennas & Propagation
dual‐polarised dipole antenna
differential feed
balun properties
port‐to‐port isolation
cross‐polarisation level
coaxial feed
title High‐performance balun for a dual‐polarised dipole antenna
title_full High‐performance balun for a dual‐polarised dipole antenna
title_fullStr High‐performance balun for a dual‐polarised dipole antenna
title_full_unstemmed High‐performance balun for a dual‐polarised dipole antenna
title_short High‐performance balun for a dual‐polarised dipole antenna
title_sort high performance balun for a dual polarised dipole antenna
topic dual‐polarised dipole antenna
differential feed
balun properties
port‐to‐port isolation
cross‐polarisation level
coaxial feed
url https://doi.org/10.1049/iet-map.2018.5294
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AT vincentfusco highperformancebalunforadualpolariseddipoleantenna
AT pawelrulikowski highperformancebalunforadualpolariseddipoleantenna