Results 101 to 110 of about 3,736 (226)

PhaseNet: A Deep Learning Framework for Reflectarray Antenna Gain Prediction by Integrating 2D Phase Maps and Angular Embeddings

open access: yesMathematics
Reflectarray antenna design traditionally depends on computationally intensive full-wave simulations and experimental measurements, which significantly increase design time and cost.
Seoyeon Oh, Seongmin Pyo, Haneol Jang
doaj   +1 more source

Resonant Elements for Tunable Reflectarray Antenna Design

open access: yesInternational Journal of Antennas and Propagation, 2012
This paper presents an accurate analysis of different configurations of reflectarray resonant elements that can be used for the design of passive and tunable reflectarrays.
M. Y. Ismail, M. Inam
doaj   +1 more source

Beam-Scanning Reflectarray Based on a Single Varactor-Tuned Element

open access: yesInternational Journal of Antennas and Propagation, 2012
A single varactor-tuned element is investigated as effective solution for the realization of reconfigurable reflectarray antennas. The proposed configuration is successfully implemented for the design of an X-band reflectarray prototype of 3×15 radiators.
F. Venneri   +6 more
doaj   +1 more source

A High-Power Microwave Reflectarray Antenna Based on Perforated Dielectric Substrate

open access: yesAdvanced Electromagnetics, 2019
A high power microwave antenna based on the reflectarray concept is designed and investigated in this paper. The reflectarray aperture is directly driven by an azimuthally symmetric mode and a directional boresight beam is realized through azimuthally ...
S. Abdi Tazehabadi, S. Jam
doaj   +1 more source

Development of an X-Band Reflectarray Antenna for Satellite Communications. [PDF]

open access: yesSci Rep, 2021
Ma B   +7 more
europepmc   +1 more source

The contribution of Julien Perruisseau-Carrier to reconfigurable reflectarray antennas [PDF]

open access: yes, 2015
An invited talk on the Contribution of Julien Perruisseau-Carrier to Reconfigurable Reflectarray ...
Encinar Garcinuño, Jose Antonio   +2 more
core  

Microstrip reflectarray antenna with offset feed

open access: yesElectronics Letters, 1992
The authors derive and verify the concept of antenna focusing by a planar 'microstrip reflectarray' antenna. Experimental results from schematically distributed patch radiators with microstrip delay lines are consistent with the simulation results. The advantages and disadvantages of such an antenna are described.
D.-C. Chang, M.-C. Huang
openaire   +1 more source

A Single Layer High-Gain Terahertz Reflectarray Antenna for Next Generation Wireless Communication

open access: yesJournal of High-Frequency Communication Technologies
The design and development of terahertz (THz) reflectarray antenna is presented with a hybrid asteroid–stub–cross unit cell to achieve continuous and complete 360° reflection-phase coverage with minimal amplitude variation of -1.6 dB for an operating ...
Prhishi Santhakumar   +1 more
doaj   +1 more source

Design and Validation of a Reflectarray Antenna with Optimized Beam for Ground Target Monitoring with a DVB-S-Based Passive Radar. [PDF]

open access: yesSensors (Basel), 2021
Rosado-Sanz J   +5 more
europepmc   +1 more source

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