Articles with "waveguide slot" as a keyword



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An improved dual‐band shared aperture waveguide slot array antenna

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Published in 2019 at "Microwave and Optical Technology Letters"

DOI: 10.1002/mop.31921

Abstract: In this article, an improved C/X band shared aperture waveguide slot array antenna with orthogonal polarizations is designed. The waveguide narrow‐edged inclined slots are used to realize the X‐band antenna array located in the upper… read more here.

Keywords: array; slot array; waveguide slot; band shared ... See more keywords
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A Reciprocity Method of Analysis for Gap Waveguide Slot Antennas

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Published in 2021 at "IEEE Access"

DOI: 10.1109/access.2021.3096778

Abstract: This paper introduces analytical solutions to gap waveguide slot antenna structures. The reciprocity method is used for the analysis by exploiting Green’s function of a bed of nails structure employing a homogenized plane-wave spectral-domain approach.… read more here.

Keywords: waveguide slot; gap waveguide; reciprocity method; slot ... See more keywords
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Dual-Band Dual-Polarized Waveguide Slot Antenna for SAR Applications

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Published in 2020 at "IEEE Antennas and Wireless Propagation Letters"

DOI: 10.1109/lawp.2020.3014878

Abstract: The design of a shared-aperture waveguide slot antenna operating in dual-band and dual-polarization (DBDP) is proposed in this letter for synthesis aperture radar (SAR) applications. The frequencies of the antenna are in both L- and… read more here.

Keywords: sar applications; dual polarized; slot antenna; band dual ... See more keywords
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In-Band RCS Reduction of Waveguide Slot Array Using Metasurface Bars

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Published in 2017 at "IEEE Transactions on Antennas and Propagation"

DOI: 10.1109/tap.2016.2633951

Abstract: A novel approach aimed at reducing the in-band radar cross section (RCS) of a waveguide slot array while maintaining its radiation performance is presented. Anisotropic metasurface is developed and applied to cover half of the… read more here.

Keywords: rcs reduction; waveguide slot; metasurface; band rcs ... See more keywords