An Ultra-Wideband Circular Polarization-Maintaining Metasurface and Its Application in RCS Reduction

In this work, a circular polarized (CP) maintaining metasurface is proposed, which can realize ultra-wideband CP-maintaining reflection and make its co-polarization reflection coefficient under CP incidence close to 1.0 in the frequency band 6.2-26.4GHz; in addition, by rotating its unit cell struct...

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Main Authors: Baoqin Lin, Wenzhun Huang, Lintao Lv, Jianxin Guo, Zhe Liu, Rui Zhu
Format: Article
Language:English
Published: IEEE 2021-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9493191/
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author Baoqin Lin
Wenzhun Huang
Lintao Lv
Jianxin Guo
Zhe Liu
Rui Zhu
author_facet Baoqin Lin
Wenzhun Huang
Lintao Lv
Jianxin Guo
Zhe Liu
Rui Zhu
author_sort Baoqin Lin
collection DOAJ
description In this work, a circular polarized (CP) maintaining metasurface is proposed, which can realize ultra-wideband CP-maintaining reflection and make its co-polarization reflection coefficient under CP incidence close to 1.0 in the frequency band 6.2-26.4GHz; in addition, by rotating its unit cell structure, Pancharatnam-Berry (PB) phase can be generated in its co-polarized reflection coefficient under CP incidence. Thus based on the CP-maintaining metasurface, a 2-bit PB coding metasurface is further proposed for Radar Cross Section (RCS) reduction. The simulated results show that the proposed PB coding metasurface has excellent performance in RCS reduction, compared with a pure metal plate with the same size, its RCS can be reduced more than10dB under arbitrary polarization incidences in the frequency band 6.2-26.5GHz with relative band of 124.1%. Finally, an effective experimental validation is carried out.
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spelling doaj.art-25625e4077204b9c976776039bd41c902022-12-21T22:07:14ZengIEEEIEEE Access2169-35362021-01-01910396710397410.1109/ACCESS.2021.30992169493191An Ultra-Wideband Circular Polarization-Maintaining Metasurface and Its Application in RCS ReductionBaoqin Lin0https://orcid.org/0000-0003-0966-368XWenzhun Huang1Lintao Lv2Jianxin Guo3Zhe Liu4Rui Zhu5https://orcid.org/0000-0001-5480-9153School of Information Engineering, Xijing University, Xi’an, ChinaSchool of Information Engineering, Xijing University, Xi’an, ChinaSchool of Information Engineering, Xijing University, Xi’an, ChinaSchool of Information Engineering, Xijing University, Xi’an, ChinaSchool of Information Engineering, Xijing University, Xi’an, ChinaSchool of Information Engineering, Xijing University, Xi’an, ChinaIn this work, a circular polarized (CP) maintaining metasurface is proposed, which can realize ultra-wideband CP-maintaining reflection and make its co-polarization reflection coefficient under CP incidence close to 1.0 in the frequency band 6.2-26.4GHz; in addition, by rotating its unit cell structure, Pancharatnam-Berry (PB) phase can be generated in its co-polarized reflection coefficient under CP incidence. Thus based on the CP-maintaining metasurface, a 2-bit PB coding metasurface is further proposed for Radar Cross Section (RCS) reduction. The simulated results show that the proposed PB coding metasurface has excellent performance in RCS reduction, compared with a pure metal plate with the same size, its RCS can be reduced more than10dB under arbitrary polarization incidences in the frequency band 6.2-26.5GHz with relative band of 124.1%. Finally, an effective experimental validation is carried out.https://ieeexplore.ieee.org/document/9493191/Pancharatnam-berry (PB) phasecoding metasurfaceradar cross section (RCS)
spellingShingle Baoqin Lin
Wenzhun Huang
Lintao Lv
Jianxin Guo
Zhe Liu
Rui Zhu
An Ultra-Wideband Circular Polarization-Maintaining Metasurface and Its Application in RCS Reduction
IEEE Access
Pancharatnam-berry (PB) phase
coding metasurface
radar cross section (RCS)
title An Ultra-Wideband Circular Polarization-Maintaining Metasurface and Its Application in RCS Reduction
title_full An Ultra-Wideband Circular Polarization-Maintaining Metasurface and Its Application in RCS Reduction
title_fullStr An Ultra-Wideband Circular Polarization-Maintaining Metasurface and Its Application in RCS Reduction
title_full_unstemmed An Ultra-Wideband Circular Polarization-Maintaining Metasurface and Its Application in RCS Reduction
title_short An Ultra-Wideband Circular Polarization-Maintaining Metasurface and Its Application in RCS Reduction
title_sort ultra wideband circular polarization maintaining metasurface and its application in rcs reduction
topic Pancharatnam-berry (PB) phase
coding metasurface
radar cross section (RCS)
url https://ieeexplore.ieee.org/document/9493191/
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