Results 1 to 10 of about 734 (96)

Switchable Ultra-Wideband All-Optical Quantum Dot Reflective Semiconductor Optical Amplifier [PDF]

open access: yesNanomaterials, 2023
A comprehensive study has been conducted on ultra-broadband optically pumped quantum dot (QD) reflective semiconductor optical amplifiers (QD-RSOAs). Furthermore, little work has been done on broadband QD-RSOAs with an optical pump.
Farshad Serat Nahaei   +4 more
doaj   +2 more sources

Reflective Semiconductor Optical Amplifier Direct Modulation Capability Enhancement Using Birefringent Fiber Loop

open access: yesApplied Sciences, 2020
The feasibility of employing a birefringent fiber loop to enhance the performance of a directly modulated reflective semiconductor optical amplifier is experimentally demonstrated for the first time.
Zoe V. Rizou   +3 more
doaj   +3 more sources

Theoretical Analysis of Directly Modulated Reflective Semiconductor Optical Amplifier Performance Enhancement by Microring Resonator-Based Notch Filtering

open access: yesApplied Sciences, 2018
We demonstrate the feasibility of using a single microring resonator (MRR) as optical notch filter for enabling the direct modulation of a reflective semiconductor optical amplifier (RSOA) at more than tripled data rate than possible with the RSOA alone.
Zoe V. Rizou, Kyriakos E. Zoiros
doaj   +3 more sources

Research on the modulation format of 40Gb/s WDM-PON system [PDF]

open access: yesMATEC Web of Conferences, 2022
In order to meet the transmission needs of WDM-PON system, a WDM-PON full-duplex system based on reflective semiconductor optical amplifier (RSOA) remodulation was constructed in this paper.
Wang Yilin, Zhang Chunlei
doaj   +1 more source

Quantum Dot Reflective Semiconductor Optical Amplifiers: Optical Pumping Compared with Electrical Pumping

open access: yesNanomaterials, 2022
A comprehensive study has been conducted on quantum dot reflective semiconductor optical amplifiers (QD-RSOAs) with optical pumps (OPs). Moreover, few studies have been completed on OP-based QD-RSOAs.
Farshad Serat Nahaei   +2 more
doaj   +1 more source

On Directly Modulated Reflective Semiconductor Optical Amplifier with Assistance of Birefringent Fiber Loop

open access: yesPhotonics, 2022
Reflective Semiconductor Optical Amplifiers (RSOAs) are essential devices for the development of new generation networks that rely on the convergence of optical and RF communications.
Fokion N. Karadimoglou   +3 more
doaj   +1 more source

Self-Start Multi-Wavelength Laser Source with Tunable Delay-Line Interferometer and Optical Fiber Reflector for Wireless Communication System

open access: yesApplied Sciences, 2021
The radio-over-fiber (RoF) technique has gained a lot of interest recently, as the millimeter-wave signals can be generated and delivered in the optical domain with the advantages of low attenuation, high capacity, and being free from electromagnetic ...
Amare-Mulatie Dehnaw   +6 more
doaj   +1 more source

On Optically Modulated Reflective Semiconductor Optical Amplifier Pattern-Dependent Overshoot Mitigation Using a Birefringent Fiber Loop

open access: yesPhotonics, 2022
Reflective semiconductor optical amplifiers (RSOAs) are key elements for modern optical communications. Despite their widespread deployment, their performance when intended for ultrafast data amplification is limited by their inherently slow gain ...
Nikolaos Avgenos   +2 more
doaj   +1 more source

Amplified spontaneous emission pulses for high-power supercontinuum generation

open access: yesThe Journal of Engineering, 2016
The authors demonstrate an incoherent light source based on a reflective semiconductor optical amplifier as pump for high-power supercontinuum generation for the first time.
Huan Huan Liu, Kin Kee Chow
doaj   +1 more source

Highly Reliable Metro-Access Network Based on a Dual-Fiber Ring Architecture and Optimized Protection Mechanisms

open access: yesIEEE Access, 2021
Network reliability is very important for the next generation of optical networks. In this paper, a highly reliable protection mechanism, which integrates the approaches of optical protection and microwave protection, is proposed for metro-access optical
Zerui Song   +5 more
doaj   +1 more source

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