Results 11 to 20 of about 20,197 (264)

Optimization of Broadband Microstrip Antenna Device for 5G Wireless Communication Systems

open access: yesTransport and Telecommunication, 2023
The paper proposes a new method for finding the optimal design of complementary split ring resonator cells for a microstrip antenna, which makes it possible to purposefully optimize the parameters of resonator cells, which significantly improve the ...
Islamov Islam
doaj   +1 more source

REDUCTION OF THE CONTROL VOLTAGE IN THE AMPLITUDE ELECTROOPTIC MODULATOR AT MULTIPLE-INTERFERENCE IN A RING RESONATOR

open access: yesDoklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, 2020
In this paper, it’s described a method that allows to implement highly efficient amplitude modulation of radiation at the output of a ring resonator by controlling its artificial light losses, which are derived from it using two Y-shaped couplers. At the
A. I. Kanojka
doaj   +1 more source

Dynamically tunable terahertz metamaterial sensor based on metal–graphene hybrid structural unit

open access: yesAIP Advances, 2022
By verifying the electromagnetic response characteristics of graphene in the low terahertz (THz) band, a terahertz metamaterial sensor is proposed. The unit cell of the metamaterial sensor is a split ring resonator nested square ring resonator. The split
Dapeng Zhang   +6 more
doaj   +1 more source

Resonator for microwave magnetoelectric effect [PDF]

open access: yesITM Web of Conferences, 2019
The design of a ring resonator made on a microstrip transmission line is presented. A study of ferromagnetic resonance using this design was made. Computer simulation of a microstrip ring resonator was carried out, and amplitude-frequency characteristics
Lobekin Vyacheslav   +3 more
doaj   +1 more source

Numerical Study of Opto-Fluidic Ring Resonators for Biosensor Applications

open access: yesSensors, 2012
The opto-fluidic ring resonator (OFRR) biosensor is numerically characterized in whispering gallery mode (WGM). The ring resonator includes a ring, a waveguide and a gap separating the ring and the waveguide.
Han Keun Cho, Jinwoo Han
doaj   +1 more source

Compact on-Chip Temperature Sensors Based on Dielectric-Loaded Plasmonic Waveguide-Ring Resonators

open access: yesSensors, 2011
The application of a waveguide-ring resonator based on dielectric-loaded surface plasmon-polariton waveguides as a temperature sensor is demonstrated in this paper and the influence of temperature change to the transmission through the waveguide-ring ...
Sergey I. Bozhevolnyi   +2 more
doaj   +1 more source

Acoustic ring resonator: Experiments and simulations

open access: yesAIP Advances, 2022
The application of acoustic ring resonator structures for the manipulation of audio frequency acoustic waves is demonstrated experimentally and via numerical simulation.
William M. Robertson   +5 more
doaj   +1 more source

Analysis of a Silicon Dual-Coupled-Ring Resonator Modulator Based on Push–Pull Coupling Tunings

open access: yesIEEE Photonics Journal, 2018
We present a silicon dual-coupled-ring resonator modulator with push–pull coupling tunings. The basic idea of this scheme is to construct a dual-coupled-ring resonator structure in which the coupling coefficients of all coupling regions are ...
Zhen Zhou, Li Shuang Feng
doaj   +1 more source

Improving Linewidth and Extinction Ratio Performances of Lithium Niobate Ring Modulator Using Ring‐Pair Structure

open access: yesAdvanced Photonics Research, 2023
Electro‐optic modulators lie at the heart of complex integration and high‐density electro‐optic systems. One of the representative electro‐optic modulators is thin‐film lithium niobate‐based microring modulator which has demonstrated advantages of ...
Songyan Hou   +5 more
doaj   +1 more source

Tunable Silicon Photonic RF Phase Shifter With Low RF Power Variation Based on Constructive Interference of an Add-Drop Ring Resonator

open access: yesIEEE Photonics Journal, 2018
We propose and experimentally demonstrate a tunable silicon photonic radio frequency (RF) phase shifter with low power variation based on constructive interference of an add-drop ring resonator. The thermal nonlinear effect of the add-drop ring resonator
Yanping Yu   +5 more
doaj   +1 more source

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