Results 31 to 40 of about 108,524 (324)

New and effective solitary applications in Schrödinger equation via Brownian motion process with physical coefficients of fiber optics

open access: yesAIMS Mathematics, 2022
Using the unified solver technique, the rigorous and effective new novel optical progressive and stationary structures are established in the aspects of hyperbolic, trigonometric, rational, periodical and explosive types.
Yousef F. Alharbi   +2 more
semanticscholar   +1 more source

Spatially Resolved Brillouin Spectral Hole Burning in PMF and SMF

open access: yesIEEE Photonics Journal, 2018
We observe the spectral hole burning effect in a polarization maintain fiber (PMF) and a single-mode fiber (SMF) through the interaction between a continuous wave (CW) beam and a high power pulse with two frequency components located around the Stokes ...
Xiaoxuan Zhong   +6 more
doaj   +1 more source

Integrating fiber optics into electronic communications curriculum

open access: yesFifteenth Conference on Education and Training in Optics and Photonics: ETOP 2019, 2019
Traditional electronic communications curriculum spends large amount of time to cover the electronic circuits for communications. Since highly integrated circuits for communications are now available, in many cases a blockdiagram level analysis is ...
Shuping Wang
semanticscholar   +1 more source

A MMIC QPSK Modulator

open access: yesActive and Passive Electronic Components, 2002
In this paper a MMIC QPSK modulator is described. The bit rate of the baseband signal is 155 Mbits/sec, while the frequency of the carrier is fLO=10 GHz . The modulation is performed directly at the RF band and therefore an IF stage is not necessary. The
Petros S. Tsenes   +3 more
doaj   +1 more source

X-Band MMIC Active Mixers

open access: yesActive and Passive Electronic Components, 2002
In this paper two active MMIC mixers for RF front-end applications are described. A down-converter that converts an RF signal (fRF=10.45 GHz) into an IF signal (fIF=0.95 GHz) using an LO signal (fLO=9.5 GHz) and an up-converter that performs the ...
Ptros S. Tsenes   +2 more
doaj   +1 more source

Angular Momentum-Dependent Transmission of Circularly Polarized Vortex Beams Through a Plasmonic Coaxial Nanoring

open access: yesIEEE Photonics Journal, 2018
In this paper, we report on the theoretical and numerical study of the transmission of circularly polarized vortex beams through a plasmonic coaxial nanoring.
Shuai Wang   +9 more
doaj   +1 more source

Arbitrary polarization conversion dichroism metasurfaces for all-in-one full Poincaré sphere polarizers

open access: yesLight: Science & Applications, 2021
The control of polarization, an essential property of light, is of broad scientific and technological interest. Polarizers are indispensable optical elements for direct polarization generation.
Shuai Wang   +8 more
doaj   +1 more source

Performance of the adaptive optics system for Laser Communications Relay Demonstration's Ground Station 1.

open access: yesApplied Optics, 2023
The Laser Communications Relay Demonstration is NASA's multi-year demonstration of laser communication from the Earth to a geosynchronous satellite. The mission currently has two optical ground stations (OGSs), with one in California (OGS1) and one in ...
L. Roberts   +10 more
semanticscholar   +1 more source

The nonlinear directional coupler. An analytic solution

open access: yes, 2003
Linear and nonlinear directional couplers are currently used in fiber optics communications. They may also play a role in multiphoton approaches to quantum information processing if accurate control is obtained over the phases and polarizations of the ...
Abrams   +13 more
core   +2 more sources

Quantum Dot Coherent Comb Laser Source for Converged Optical-Wireless Access Networks

open access: yesIEEE Photonics Journal, 2021
We propose and experimentally demonstrate a converged optical-wireless WDM access network architecture enabled by a highly integrated quantum dot coherent comb laser.
Haipeng Zhang   +9 more
doaj   +1 more source

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