Results 11 to 20 of about 6,799,314 (287)

Linearization techniques to suppress optical nonlinearity [PDF]

open access: yes, 2009
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.This thesis is shown the implementation of the linearization techniques such as feedforward and pre-distortion feedback linearization to suppress the ...
Tabatabai, Farbod
core   +7 more sources

Recent Advancement in Power-over-Fiber Technologies

open access: yesPhotonics, 2021
Power-over-fiber is a power transmission technology using optical fibers that offers various features not available in conventional power lines, such as copper wires.
Motoharu Matsuura
doaj   +1 more source

Review of Experimental Verification Methods of Gyrotron Quasi-optical Mode Converters

open access: yesJournal of Telecommunications and Information Technology, 2020
This survey presents a review of experimental methods relied upon while implementing gyrotron higher mode generation techniques and performing near electromagnetic field measurements in launcher and quasi-optical mode converters. In particular, the paper
Grzegorz Jaworski   +3 more
doaj   +1 more source

The reduction of the thermal quenching effect in laser-excited phosphor converters using highly thermally conductive hBN particles

open access: yesScientific Reports, 2021
Phosphor converters for solid state lighting applications experience a strong thermal stress under high-excitation power densities. The recent interest in laser diode based lighting has made this issue even more severe.
Akvilė Zabiliūtė-Karaliūnė   +2 more
doaj   +1 more source

Pulse distortion caused by waveguide inhomogeneity in nonlinear optical wavelength converters

open access: yesScientific Reports, 2023
Low-noise integrated all-optical wavelength converters that can be operated in short pulse regime are essential tools to overcome contention resolution in a modern communication network, based on wavelength division multiplexing.
Danial Paygan   +3 more
doaj   +1 more source

Optically Enabled ADCs and Application to Optical Communications

open access: yesIEEE Open Journal of the Solid-State Circuits Society, 2021
Electrical-optical signal processing has been shown to be a promising path to overcome the limitations of state-of-the-art all-electrical data converters. In addition to ultra-broadband signal processing, it allows leveraging ultra-low jitter mode-locked
Andrea Zazzi   +14 more
doaj   +1 more source

Optical pulse compression based on nonlinear silicon waveguides and chirped Bragg gratings [PDF]

open access: yesJournal of Electrical and Computer Engineering Innovations, 2017
Due to the growing demand for higher bandwidth, employing optical devices instead of electronic devices in data transmission systems has attracted much attention in recent years.
A. Ahmadipour, H. Tezkhan, H. Soofi
doaj   +1 more source

Development of a Modular Educational Kit for Research and Teaching on Power Electronics and Multilevel Converters

open access: yesIEEE Access, 2021
This paper presents the detailed project of a modular educational kit to be used in research and teaching activities in the area of power electronics - with emphasis on applications in medium voltage multilevel converters.
Wilson C. Sant'Ana   +9 more
doaj   +1 more source

Reconfigurable high-order mode pass filter for mode-division multiplexing

open access: yesHeliyon, 2022
In mode division multiplexing (MDM) optical system, the mode filter has become an inseparable part to reduce modal crosstalk and transmit the desired modes unabatedly.
Prapty Saha   +4 more
doaj   +1 more source

On-chip integratable all-optical quantizer using strong cross-phase modulation in a silicon-organic hybrid slot waveguide [PDF]

open access: yes, 2016
High performance all-optical quantizer based on silicon waveguide is believed to have significant applications in photonic integratable optical communication links, optical interconnection networks, and real-time signal processing systems. In this paper,
Yuan, Jinhui   +33 more
core   +1 more source

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