Results 1 to 10 of about 918,925 (290)

Electronically Controllable Varactor Loaded Beam Switchable 4-Element Array Antenna for Sub-6 GHz Application

IEEE Access
In this paper, we present a 4-element varactor loaded switched beam array antenna, which is configured using a switch-line phase shifting mechanism and varactor diodes in the Sub-6 GHz band ranging from 5.8 to 6.6 GHz.
Pooja Panda, Rohit Mathur, Ashutosh Mahajan   +2 more
doaj   +1 more source

3-D Printable Metal-Dielectric Metasurface for Risley Prism-Based Beam-Steering Antennas

IEEE Access
A 3-D printable, planar, metal-dielectric metasurface-based, 2-D beam-steering system for aperture-type antennas is presented in this paper. This beam-steering system, also known as the near-field meta-steering system, comprises two fully passive phase ...
Md Yeakub Ali, Ali Lalbakhsh, Khushboo Singh, Slawomir Koziel, Lukasz Golunski   +4 more
doaj   +1 more source

Design of a broadband acousto-optic filter using bulk acoustic wave beam steering with an interdigital transducer

Results in Physics
Acousto-optic tunable filters are photonics devices whose operation is fundamentally based on crystal acoustics. One of the phenomena used to improve performances of bulk acousto-optic devices is acoustic beam steering.
Konstantin B. Yushkov, Natalya F. Naumenko, Vladimir Ya. Molchanov   +2 more
doaj   +1 more source

Dual Frequency Multi-Functional via-Less Leaky Wave Antenna Featuring Enhanced Frequency Sensitivity and Dual Beam Scanning Capability

IEEE Access
In this paper we present a dual band low cross-polarized periodic microstrip leaky wave antenna (LWA) based on the multi mode resonator concept (MMR).
Basudev Majumder, Sarath Sankar Vinnakota, Madhusudhan Goud Rangula, Krishnamoorthy Kandasamy   +3 more
doaj   +1 more source

Beam steering [PDF]

, 1977
H. Brown, J. Glenn
openaire   +1 more source

Reconfigurable metasurface based on graphene optical antennas for dynamic beam steering

Sustainable Engineering and Innovation
Metasurface represents a transformative advancement in photonics due to its exotic abilities to control electromagnetic wave properties.
Zahraa J. Abdulkareem, Tagreed K. Hamad, Taha A. Elwi   +2 more
doaj   +1 more source

Space-Time Coding Conformal Metasurfaces for Multifrequency Beam Steering and Shaping. [PDF]

Adv Mater
Pepe F, Zhang L, Zheng YN, Chen XQ, Iudice I, Castaldi G, Di Renzo M, Cui TJ, Galdi V.   +8 more
europepmc   +1 more source

Sliding metasurface for wide-angle beam steering with sharp frequency filtering. [PDF]

Light Sci Appl
Shi H, Wu X, Wang X, Zhao Y, Tian J, Zhu W, Hu G.   +6 more
europepmc   +1 more source

Numerical Stability Analysis of an Acoustically Levitated Thin Reflective Plate for Contactless Optical Beam Steering. [PDF]

Micromachines (Basel)
Liu Z, Yang H, Ma H.
europepmc   +1 more source

Fully-connected microwave photonic multi-beamformer with fast beam-steering for broadband wireless communication. [PDF]

Nat Commun
Ni Z, Lu L, Fu K, Zhang H, Wang T, Wang C, Yang H, Tong W, Chen J, Zhou L.   +9 more
europepmc   +1 more source