Results 21 to 30 of about 911 (207)
A High Efficiency Transmitarray Using Two-Layer Elements Etched on Compound Substrate
IEEE Access, 2022 In this paper, a novel double-layer transmitarray antenna operating in X-band with high efficiency is presented. Different from the traditional transmitarray element design, the proposed transmitarray element uses a compound substrate which is composed ...
Chao Tian +4 more
doaj +1 more source
E-band Wide-Angle Multi-Beam Shaped Transmitarray [PDF]
, 2021 A millimeter-wave (mm-wave) E-band multi-beam transmitarray with a wide beam coverage is developed in this paper. The transmitarray has a three-dimensional (3D) elliptical cylindrical shape. This aperture shape and phase compensation are jointly designed
Pei-Yuan Qin +5 more
core +1 more source
IET Microwaves, Antennas & Propagation, 2022 In this study, the design of a one‐dimensional high‐gain beam‐scanning transmitarray fed by a phased array with continuous electronic scan and low scan loss is displayed and demonstrated.
Liting Zhu +3 more
doaj +1 more source
60-GHz Double-Layer Transmitarray Antenna Using Complementary Structure
Frontiers in Physics, 2022 —A novel double-layer transmitarray element is presented at 60 GHz with linearly- and circularly-polarized characteristics. A planar frequency-selective structure using the complementary design is adopted to augment the element performance for millimeter-
Wenxing An +4 more
doaj +1 more source
Reconfigurable Dual-Layer Unit Cell Based Beam Steering Transmitarray [PDF]
, 2023 A beam steering transmitarray utilizing reconfigurable dual layer unit cells is presented in this paper Two PIN diodes are used on each array unit cell to achieve a 1 bit phase change with a high transmission Compared to other electronically ...
Wang, X, Gupta, K, Guo, YJ, Qin, P-Y
core +1 more source
A dual‐layer polarisation rotating element for transmitarray designs
IET Microwaves, Antennas & Propagation, 2023 A transmitarray adopting dual‐layer polarisation rotating (PR) elements is proposed. The element comprises a pair of perpendicularly placed C‐shaped slots etched on the two sides of a single‐layer substrate and orthogonally rotates transmission wave ...
Wei Rao, Yuqing Wang, Lu Guo
doaj +1 more source
A Wideband Transmitarray Antenna Design Based on the Transmission Characteristic of the UnitCell [PDF]
AUT Journal of Electrical Engineering, 2023 In this paper, a procedure is proposed to design a wideband transmitarray upon a specified frequency band. In this way, the phase control parameter of a unit cell is adjusted in a suggested range, ensuring linear phase change and low transmission loss ...
Mohammadreza Salimi Beni +1 more
doaj +1 more source
1-Bit Polarization Rotating and Beam-Switching Transmitarray for Millimeter Wave MIMO Applications
IEEE Access, 2022 This paper presents a low profile, 1-bit phase quantized, polarization rotating (PR), and switchable beam transmitarray for millimeter-wave (29.7–30.7GHz) MIMO applications. The transmitarray is based on polarization rotating elements, designed on
Javid Ahmad Ganie, Kushmanda Saurav
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All Metal Focusing Transmitarray Antenna for High-Temperature Plasma Diagnosis
IEEE Access, 2021 In this paper, an all metal focusing transmitarray antenna using a II-shaped slot element is proposed. The transmitarray is formed by stacking four identical metal phase shift layers and three identical square waveguide layers on each other.
Chao Sun, Zheng Zhang, Wenchong Ouyang
doaj +1 more source
Dual-Band Focused Transmitarray Antenna for Microwave Measurements
IEEE Access, 2020 A dual-band focused transmitarray antenna designed by using frequency selective surfaces (FSS) technique is proposed in this paper. Compared with the traditional transmitarray antenna, the proposed antenna has advantages of good ability to focus ...
Zheng Zhang +4 more
doaj +1 more source