Results 171 to 180 of about 10,722 (267)

Antenna Design and Optimization for 5G, 6G, and IoT. [PDF]

Sensors (Basel)
Jahanbakhsh Basherlou H, Ojaroudi Parchin N, See CH.   +2 more
europepmc   +1 more source

Floquet angular modulation for 6G systems. [PDF]

Sci Rep
Hamdi B, Aloui R, Aldalbahi AS, Delleji T, Mhatli S, Aguili T, Llamas-Garro I, Siala A.   +7 more
europepmc   +1 more source

Design and Analysis of Dual-Polarized Frequency-Selective Metasurface for X-Band Notch Applications. [PDF]

Sensors (Basel)
Idrees M, Wong SW, He Y.
europepmc   +1 more source

A Ku-Band Compact Offset Cylindrical Reflector Antenna with High Gain for Low-Earth Orbit Sensing Applications. [PDF]

Sensors (Basel)
Esmail BAF, Isleifson D, Shafai L.
europepmc   +1 more source

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Reconfigurable Bidirectional Beam-Steering Aperture With Transmitarray, Reflectarray, and Transmit-Reflect-Array Modes Switching

IEEE Transactions on Antennas and Propagation, 2023
The design and experiment of an electronically reconfigurable bidirectional spatially-fed array are presented, which combines the functionalities of reconfigurable transmitarray (TA), reflectarray (RA), and transmit-reflect array (TRA).
Hang Yu, Pan Li, Jianxun Su, Zengrui Li, Shenheng Xu, Fan Yang   +5 more
semanticscholar   +1 more source

A 1-bit Time-Modulated Reflectarray for Reconfigurable-Intelligent-Surface Applications

IEEE Transactions on Antennas and Propagation, 2023
The development of reconfigurable intelligent surfaces (RISs) is important to facilitate advances in beyond 5G and 6G technologies. However, the difficulty of controlling the reflected amplitude of the widely studied 1-bit reflectarray (RA) makes it ...
Xianbo Cao, Qiang Chen, Toru Tanaka, Masaki Kozai, Hiroya Minami   +4 more
semanticscholar   +1 more source

A Dual-Polarized Reconfigurable Reflectarray Antenna Based on Dual-Channel Programmable Metasurface

IEEE Transactions on Antennas and Propagation, 2022
The concept of dual-polarized reconfigurable reflectarray (RRA) featuring dual-polarized beam control is proposed and demonstrated using a dual-channel programmable metasurface.
Na Zhang, Ke Chen, Jianmin Zhao, Q. Hu, Kui Tang, Junming Zhao, T. Jiang, Yijun Feng   +7 more
semanticscholar   +1 more source

Quad-Polarization Reconfigurable Reflectarray With Independent Beam-Scanning and Polarization Switching Capabilities

IEEE Transactions on Antennas and Propagation, 2023
A quad-polarization reconfigurable reflectarray (RA) antenna, which can work in horizontal polarization (HP), vertical polarization (VP), left-hand circular polarization (LHCP), and right-hand circular polarization (RHCP) modes with simultaneous large ...
Hang Yu, Ziyu Zhang, Jianxun Su, Meijun Qu, Zengrui Li, Shenheng Xu, Fan Yang   +6 more
semanticscholar   +1 more source

Frontiers in Reflectarray Design

2019 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, 2019
The design of wide reflectarray antennas (RA) featuring complex unit cells through a scalable, efficient, and effective approach based on the System-by-Design (SbD) paradigm is investigated in this work. Towards this end, the customization of the SbD loop to the RA synthesis problem is described, and the integration of advanced micro-scale modeling ...
Oliveri G., Salucci M., Gelmini A., Massa A.   +3 more
openaire   +2 more sources