Results 171 to 180 of about 533,528 (216)
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Beam Steering Plasma Reflectarray/Transmitarray Antennas
Plasmonics, 2013The aim of this paper is to design and analyze plasma reflectarray/transmitarray antennas which include investigation of performance parameters for these antennas in free space. The unit cell element for both arrays consists of a cubic glass box with fixed dimensions filled by argon gas.
S. H. Zainud-Deen +3 more
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A Wideband Circularly Polarized Transmitarray Antenna With a Planar Feeder
Microwave and optical technology letters (Print)In this paper, a wideband circularly polarized transmitarray antenna with a planar feeder is proposed. The proposed circularly polarized antenna comprises a planar circularly polarized feeder and a transmitarray antenna (TA) based on receiving ...
Miaojuan Zhang +3 more
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Journal of Physics D: Applied Physics
A dual-port, dual-circularly polarized (CP) orbital angular momentum (OAM) generating folded transmitarray antenna (FTA) is proposed for microwave imaging applications.
Li Guo, Lu Zhang
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A dual-port, dual-circularly polarized (CP) orbital angular momentum (OAM) generating folded transmitarray antenna (FTA) is proposed for microwave imaging applications.
Li Guo, Lu Zhang
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Circularly Polarized Low-Profile Folded Transmitarray Antenna Design for Satellite Communications
2025 Cross Strait Radio Science and Wireless Technology Conference (CSRSWTC)This paper presents a left-hand circularly polarized (LHCP) low-profile folded transmitarray antenna (FTA) design for Ka-band satellite communication. The antenna employs a folded architecture, comprising a transmitarray (TA) and a polarization-rotating ...
Junhao Wu +6 more
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Programmable Transmitarray Antennas
International ...Clemente, Antonio, Sauleau, Ronan
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Dual-Circularly Polarized Transmitarray Antenna with Differentiated Gain Levels
IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz ApplicationsTo address the problem of achieving differentiated energy levels for dual-circularly polarized transmitarray antennas, this article proposes a strategy to regulate the phase shifts and energy partitioning for dual-spin electromagnetic waves and ...
Lin-Xiao Wu +3 more
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A Wideband Profile‐Reduced Transmitarray Antenna Based on Phase‐Shifting Elements
Microwave and optical technology letters (Print)A wideband with profile‐reduced transmitarray antenna based on phase‐shifting elements is proposed in this letter. The element of transmitarray comprises three metal layers with a double‐slotted metal ring aperture and two dielectric layers.
Wei Luo +4 more
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International Conference on Microwave and Millimeter Wave Technology
This paper proposes a terahertz reconfigurable transmitarray antenna utilizing a dual-layer coupled meta-atom loaded with Schottky diodes. The dual-layer coupled meta-atom consists of orthogonal I-shaped and L-shaped metal strips.
Shiji Wu, Xinru Xu, Yanhui Liu
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This paper proposes a terahertz reconfigurable transmitarray antenna utilizing a dual-layer coupled meta-atom loaded with Schottky diodes. The dual-layer coupled meta-atom consists of orthogonal I-shaped and L-shaped metal strips.
Shiji Wu, Xinru Xu, Yanhui Liu
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IEEE MTT-S International Conference on Numerical Electromagnetic and Multiphysics Modeling and Optimization
Transmitarray antennas are strong candidates for high-gain applications due to their advantageous feeding method, but are usually limited in bandwidth. In this paper, an ultrawideband, high-gain transmitarray antenna is proposed using an ultra-wideband ...
Jiang Zhang +4 more
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Transmitarray antennas are strong candidates for high-gain applications due to their advantageous feeding method, but are usually limited in bandwidth. In this paper, an ultrawideband, high-gain transmitarray antenna is proposed using an ultra-wideband ...
Jiang Zhang +4 more
semanticscholar +1 more source
Folded Transmitarray Antenna for Satcom Receivers at K-Band
European Conference on Antennas and PropagationThis paper presents the design of a folded, reconfigurable transmitarray antenna operating at K -band. The chosen unit-cell is a 2-bit structure composed of linearly polarized patches and four p-i-n diodes.
Orestis Koutsos +3 more
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