Publication:
Bandwidth enhancement of five-port reflectometer-based ENG DSRR metamaterial for microwave imaging application

cris.author.scopus-author-id 57200415050
cris.author.scopus-author-id 54915241200
cris.author.scopus-author-id 36010739800
cris.author.scopus-author-id 35219916100
cris.author.scopus-author-id 55975312400
cris.author.scopus-author-id 57188980924
cris.author.scopus-author-id 56248147300
cris.author.scopus-author-id 54788410200
cris.virtual.department Universiti Malaysia Perlis
cris.virtual.department Universiti Malaysia Perlis
cris.virtualsource.department cae76d46-89a3-4156-bbaf-87d9a3dc9af7
cris.virtualsource.department c5d1c8e5-77f9-42fc-81bd-febffcd674b0
dc.contributor.author Hossain T.M.
dc.contributor.author Jamlos M.F.
dc.contributor.author Mohd Aminudin Jamlos
dc.contributor.author Dzaharudin F.
dc.contributor.author Ismail M.Y.
dc.contributor.author Al-Bawri S.S.
dc.contributor.author Sugumaran S.
dc.contributor.author Midhat Nabil Ahmad Salimi
dc.date.accessioned 2024-10-02T04:28:32Z
dc.date.available 2024-10-02T04:28:32Z
dc.date.issued 2020-03-01
dc.description.abstract A five-Port Reflectometer (FPR) with the integration of ultra-wideband (UWB) Epsilon Negative (ENG) Double Split Ring Resonator (DSRR) metamaterial array is introduced in this paper for microwave imaging (MWI) application. The designed DSRR consists of two concentric rings with a split in each which are spatially rotated by 180°, formed an inverted structure to exhibit a wide negative epsilon bandwidth of 187 % (from 0.5 GHz to 15 GHz). The FPR is designed using a ring junction topology and semi-circularly curved inter-port transmission lines (TLs) which are placed between five equally spaced ports. Localizing the DSRR metamaterial in a periodic array of 5 × 4 at the ground plane of FPR lead to 79.79 % fractional bandwidth and reflection coefficient within the operating frequencies of 0.991 GHz–2.2576 GHz. Equivalent circuit model has been alluded with an intricate description of different array configurations of the metamaterial unit cell. Comparison of EM simulation and circuit simulation has been performed to validate the equivalent circuit model. It is found that the existence of stray capacitance, Cstray which is represented by the DSRR configurations, significantly influenced the resonant frequency and bandwidth of FPR. Measured results of the proposed design suits well with the simulations and prove higher efficacious applicability of the proposed design for microwave imaging application. A comparison of the reconstructed image also proves its suitability for the microwave imaging application.
dc.identifier.doi 10.1016/j.sna.2019.111638
dc.identifier.scopus 2-s2.0-85078862295
dc.identifier.uri https://hdl.handle.net/20.500.14170/7914
dc.language.iso en
dc.relation.funding Collaborative Research in Engineering, Science and Technology Centre
dc.relation.grantno FRGS/ 2/2013/SG02/UNIMAP/02/1
dc.relation.ispartof Sensors and Actuators, A: Physical
dc.relation.ispartofseries Sensors and Actuators, A: Physical
dc.relation.issn 09244247
dc.subject Microwave imaging detection
dc.subject Symmetric five-port reflectometer (FPR)
dc.subject Epsilon negative (ENG) metamaterial
dc.title Bandwidth enhancement of five-port reflectometer-based ENG DSRR metamaterial for microwave imaging application
dc.type Journal
dspace.entity.type Publication
oaire.citation.endPage 8
oaire.citation.startPage 1
oaire.citation.volume 303
oairecerif.affiliation.orgunit University of New South Wales at Australian Defence Force Academy
oairecerif.affiliation.orgunit Universiti Malaysia Pahang Al-Sultan Abdullah
oairecerif.affiliation.orgunit Universiti Malaysia Perlis
oairecerif.affiliation.orgunit Universiti Malaysia Pahang Al-Sultan Abdullah
oairecerif.affiliation.orgunit Universiti Malaysia Pahang Al-Sultan Abdullah
oairecerif.affiliation.orgunit Multimedia University
oairecerif.affiliation.orgunit Central University of Tamil Nadu
oairecerif.affiliation.orgunit Universiti Malaysia Perlis
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oairecerif.author.affiliation #PLACEHOLDER_PARENT_METADATA_VALUE#
oairecerif.author.affiliation Universiti Malaysia Perlis
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oairecerif.author.affiliation Universiti Malaysia Perlis
oairecerif.citation.number 111638
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person.identifier.scopus-author-id 57200415050
person.identifier.scopus-author-id 54915241200
person.identifier.scopus-author-id 36010739800
person.identifier.scopus-author-id 35219916100
person.identifier.scopus-author-id 55975312400
person.identifier.scopus-author-id 57188980924
person.identifier.scopus-author-id 56248147300
person.identifier.scopus-author-id 54788410200
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