Results 171 to 180 of about 3,272 (195)

A Wideband Flat Gain Circularly Polarized Transmitarray Utilizing LP-to-CP Converter for Ka-Band CubeSat Applications

IEEE Journal on Miniaturization for Air and Space Systems
This article presents a wideband millimeter-wave circularly polarized (CP) transmitarray utilizing the linear-to-circular polarization (LP-to-CP) converter for Ka-band CubeSat applications.
J. Ganie, K. Saurav
semanticscholar   +1 more source

Design of High-Efficiency Transmitarray With Beam-Steering and Low-Scattering Characteristic

IEEE Transactions on Antennas and Propagation
This article introduces a hybrid design method for high-efficiency absorbing reconfigurable transmitarray (ARTA). By cascading an absorbing layer with a 2-bit reconfigurable layer, the transmission unitcells can realize the frequency response ...
Shaozhi Wang, Zihao Zheng, Weiwei Wu, Yuhong Ma, Jingjian Huang, Qingzhan Shi, N. Yuan   +6 more
semanticscholar   +1 more source

An Ultralow-Profile Beam-Scanning Circularly Polarized Folded Transmitarray

IEEE Antennas and Wireless Propagation Letters
An ultralow-profile beam-scanning circularly polarized (CP) folded transmitarray (FTA) is proposed in this letter. The antenna comprises two upper circular polarization multifunction metasurfaces (CPMMs) and a bottom reflectarray integrated with a planar
Hao Zhu, Haoran Jiang, Lu Guo
semanticscholar   +1 more source

Multibeam Hybrid Transmitarray Based on Polarization Rotating Metasurface With Reconfigurable Bidirectional Radiation

IEEE Transactions on Antennas and Propagation
This article proposes a bidirectional multibeam hybrid transmitarray (HTA) using a transmission polarization-rotating metasurface (TPRM). A novel configuration is introduced to facilitate bidirectional beam-scanning by combining the transmitarray (TA ...
Fan Qin, Yifei Liu, Chao Gu, Linfeng Zeng, Wenchi Cheng, Hailin Zhang, S. Gao   +6 more
semanticscholar   +1 more source

Broadband Huygens Resonance Transmitarray Based on Lightweight Polyimide Membrane

IEEE Antennas and Wireless Propagation Letters
This letter presents a wideband Huygens resonant transmitarray (TA) based on lightweight polyimide (PI) membranes. A three-resonant Huygens structure unit is proposed by introducing additional resonance points for broadening the bandwidth.
Yusheng Yang, Dongfang Guan, Yufei Fu, Ziyang Gu, Jindong Zhang, Zuping Qian, Wen Wu   +6 more
semanticscholar   +1 more source

A Highly Compact Low-Profile Beam-Switching Transmitarray Antenna for ISM-Band Applications

IEEE Antennas and Wireless Propagation Letters
This leter presents a novel, very low-profile transmitarray antenna (TA) designed specifically for applications in the 24 GHz Industrial, Scientific, and Medical (ISM) band.
S. H. R. Tuloti, A. Lamecki, Michal Mrozowski   +2 more
semanticscholar   +1 more source

Combinatorial Phase Modulation of Dual-Metasurface Plates for Designing Low Sidelobe Transmitarray Antennas With High Aperture Efficiency

IEEE Transactions on Antennas and Propagation
A novel method is proposed for designing a low sidelobe level (SLL) transmitarray antenna (TA) with high aperture efficiency (AE). In this method, two phase-only metasurface plates are cascaded and coordinated to achieve amplitude modulation and phase ...
G. Deng, Yun-Hua Zhang, Huotao Gao, Feng Zhou, Siyuan He, G. Zhu   +5 more
semanticscholar   +1 more source

A Wideband Reconfigurable 2-Bit Transmitarray Antenna With Cross-Polarization Suppression

IEEE Antennas and Wireless Propagation Letters
A wideband 2-bit transmitarray antenna (TA) with two-dimensional (2-D) electronically beam-scanning capability is presented. Using the receive-and-transmit method, the reconfigurable TA (RTA) element is designed by combining two reconfigurable ...
B. Xiang, Kwai‐Man Luk
semanticscholar   +1 more source

A Filtering Transmitarray Antenna Based on 1-Bit Magnetoelectric Dipole

IEEE Antennas and Wireless Propagation Letters
A filtering transmitarray antenna (TA) based on a filtering antenna to filtering antenna (FA-FA) structure is proposed. The TA unit consists of two identical magnetoelectric (ME) dipoles arranged in a back-to-back configuration, connecting by a metallic ...
Fulin Xue, Xiao Yuan, Guangyin Feng, Yin Li, Longhao Zou, Hao Chen   +5 more
semanticscholar   +1 more source

A Low‐Scattering Conformal Transmitarray Antenna Based on an Absorptive Metasurface

Advanced Engineering Materials
Reducing scattering of large aperture antenna is crucial and challengeable in many communication and military systems. In addition, in numerous application scenarios, antennas are required to be integrated with conformal platforms.
Mengyao Li, Zhongxiang Shen
semanticscholar   +1 more source