High isolation MIMO antenna for 5G C-band application by using combination of dielectric resonator, electromagnetic bandgap, and defected ground structure

Abstract High isolation between massive MIMO antenna elements is one of the important parameters that improves antenna performance, especially for 5G communication applications. In this study, we propose a design to improve isolation between elements to enhance the antenna performance. The proposed...

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Main Authors: Efri Sandi, Aodah Diamah, Mumtaz Al Mawaddah
Format: Article
Language:English
Published: SpringerOpen 2022-12-01
Series:EURASIP Journal on Wireless Communications and Networking
Subjects:
Online Access:https://doi.org/10.1186/s13638-022-02208-1
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author Efri Sandi
Aodah Diamah
Mumtaz Al Mawaddah
author_facet Efri Sandi
Aodah Diamah
Mumtaz Al Mawaddah
author_sort Efri Sandi
collection DOAJ
description Abstract High isolation between massive MIMO antenna elements is one of the important parameters that improves antenna performance, especially for 5G communication applications. In this study, we propose a design to improve isolation between elements to enhance the antenna performance. The proposed solution to improve the performance of massive MIMO antennas is to use a combination of dielectric resonator, electromagnetic bandgap (EBG) and defected ground structure (DGS) techniques at the frequency band 3.5 GHz as the 5G frequency band under 6 GHz. The material used is FR-4 which has a dielectric constant ( $${\varepsilon }_{r}$$ ε r ) of 4.3. Simulation results and measurements between antenna elements show an improvement in mutual coupling, widening the bandwidth and increasing the gain of the antenna. The proposed design using the dielectric resonator antenna (DRA) by MIMO 8 × 8 16 port—64 elements and the addition of EBG and DGS structures on the ground plane—has shown to suppress mutual coupling parameter lower than without using DRA-EBG-DGS design by 15 dB, increase bandwidth to 246 MHz, increase gain to 24.7 dB and improve the overall envelope correlation coefficient (ECC) parameter.
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spelling doaj.art-2931fa72e93a48d894551e856169c8932023-01-01T12:11:19ZengSpringerOpenEURASIP Journal on Wireless Communications and Networking1687-14992022-12-012022111310.1186/s13638-022-02208-1High isolation MIMO antenna for 5G C-band application by using combination of dielectric resonator, electromagnetic bandgap, and defected ground structureEfri Sandi0Aodah Diamah1Mumtaz Al Mawaddah2Department of Electronics Engineering, Faculty of Engineering, Universitas Negeri JakartaDepartment of Electronics Engineering, Faculty of Engineering, Universitas Negeri JakartaDepartment of Electronics Engineering, Faculty of Engineering, Universitas Negeri JakartaAbstract High isolation between massive MIMO antenna elements is one of the important parameters that improves antenna performance, especially for 5G communication applications. In this study, we propose a design to improve isolation between elements to enhance the antenna performance. The proposed solution to improve the performance of massive MIMO antennas is to use a combination of dielectric resonator, electromagnetic bandgap (EBG) and defected ground structure (DGS) techniques at the frequency band 3.5 GHz as the 5G frequency band under 6 GHz. The material used is FR-4 which has a dielectric constant ( $${\varepsilon }_{r}$$ ε r ) of 4.3. Simulation results and measurements between antenna elements show an improvement in mutual coupling, widening the bandwidth and increasing the gain of the antenna. The proposed design using the dielectric resonator antenna (DRA) by MIMO 8 × 8 16 port—64 elements and the addition of EBG and DGS structures on the ground plane—has shown to suppress mutual coupling parameter lower than without using DRA-EBG-DGS design by 15 dB, increase bandwidth to 246 MHz, increase gain to 24.7 dB and improve the overall envelope correlation coefficient (ECC) parameter.https://doi.org/10.1186/s13638-022-02208-1Antenna isolationDielectric resonatorElectromagnetic bandgapDefected ground structureECC
spellingShingle Efri Sandi
Aodah Diamah
Mumtaz Al Mawaddah
High isolation MIMO antenna for 5G C-band application by using combination of dielectric resonator, electromagnetic bandgap, and defected ground structure
EURASIP Journal on Wireless Communications and Networking
Antenna isolation
Dielectric resonator
Electromagnetic bandgap
Defected ground structure
ECC
title High isolation MIMO antenna for 5G C-band application by using combination of dielectric resonator, electromagnetic bandgap, and defected ground structure
title_full High isolation MIMO antenna for 5G C-band application by using combination of dielectric resonator, electromagnetic bandgap, and defected ground structure
title_fullStr High isolation MIMO antenna for 5G C-band application by using combination of dielectric resonator, electromagnetic bandgap, and defected ground structure
title_full_unstemmed High isolation MIMO antenna for 5G C-band application by using combination of dielectric resonator, electromagnetic bandgap, and defected ground structure
title_short High isolation MIMO antenna for 5G C-band application by using combination of dielectric resonator, electromagnetic bandgap, and defected ground structure
title_sort high isolation mimo antenna for 5g c band application by using combination of dielectric resonator electromagnetic bandgap and defected ground structure
topic Antenna isolation
Dielectric resonator
Electromagnetic bandgap
Defected ground structure
ECC
url https://doi.org/10.1186/s13638-022-02208-1
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AT mumtazalmawaddah highisolationmimoantennafor5gcbandapplicationbyusingcombinationofdielectricresonatorelectromagneticbandgapanddefectedgroundstructure