Results 21 to 30 of about 4,189,896 (296)
Scanned microstrip arrays using simple integrated ferrite phase shifters [PDF]
, 2000 A phase-steered microstrip antenna array is presented, suitable for application as a mobile vehicle satellite terminal. Phase shifters are implemented on a hybrid dielectric-ferrite substrate, and use is made of the phase transition near the cut-off ...
Langley, Richard J. +2 more
core +1 more source
Series vs Parallel Reflection-Type Phase Shifters
IEEE Access, 2020 A performance comparison between series and parallel resonant circuits in the Reflection-Type Phase Shifter (RTPS) configuration is presented in this article.
Vitaly Kirillov +2 more
doaj +1 more source
Low-Loss Mechanically Tunable Resonator and Phase Shifters in Groove Gap Waveguide Technology
IEEE Access, 2022 This research is focused on the design and realization of high-performance high-power variable phase shifters in groove gap waveguide technology. Specifically, it is shown that the unique characteristic of groove gap waveguides, which is its proper ...
Ali Karami Horestani +2 more
doaj +1 more source
A Singly Curved Conformal Phased Array with Integrated Particles-Based CRLH Phase Shifters
Electronics, 2023 In this paper, a four unit cell micron-sized magnetic particles embedded composite right/left-handed (CRLH) transmission line metamaterial phase shifter is proposed.
Muhammad Ayaz, Irfan Ullah
doaj +1 more source
Spectral and Energy Efficiency of Massive MIMO for Hybrid Architectures Based on Phase Shifters
IEEE Access, 2018 This paper investigates the downlink achievable spectral efficiency (SE) and energy efficiency (EE) of massive MIMO for hybrid architectures based on phase shifters, where the base station (BS) has perfect channel state information and baseband ...
Weiqiang Tan +5 more
doaj +1 more source
Fast ferroelectric phase shifters for energy recovery linacs
Physical Review Special Topics. Accelerators and Beams, 2010 Fast phase shifters are described that use a novel barium strontium titanate ceramic that can rapidly change its dielectric constant as an external bias voltage is changed.
S. Yu Kazakov +5 more
doaj +1 more source
Scalable and ultralow power silicon photonic two-dimensional phased array
APL Photonics, 2023 Photonic integrated circuit based optical phased arrays (PIC-OPAs) are emerging as promising programmable processors and spatial light modulators, combining the best of planar and free-space optics.
Michelle Chalupnik +4 more
doaj +1 more source
Photonics, 2016 We present a comprehensive study on how to design and fabricate low loss electro-optic phase shifters based on an electro-optic polymer and the silicon nitride and silicon oxynitride waveguide material systems.
Lars Baudzus, Peter M. Krummrich
doaj +1 more source
Investigation of a Nonlinear XNOR Logic Gate Based on an Induced Nonlinear Phase Shift of Spin Waves
Известия высших учебных заведений России: Радиоэлектроника, 2023 Introduction. Recent years have seen a growing interest in studying the nonlinear properties of spin waves. Nonlinear phenomena, such as envelope solitons, nonlinear frequency shifts of intense spin waves, and etc., have attracted particular attention ...
R. V. Haponchyk +5 more
doaj +1 more source
Modeling Phase Shifters in Power System Simulations Based on Reduced Networks
Energies, 2019 Phase shifters are becoming widespread assets operated by transmission system operators to deal with congestions and contingencies using non-costly remedial actions.
Nuno Marinho +3 more
doaj +1 more source