Results 31 to 40 of about 28,714 (230)

TDM-to-WDM conversion from 130 Gbit/s to 3 × 43 Gbit/s using XPM in a NOLM switch

open access: yes, 2008
We report the first demonstration of OTDM-to-WDM conversion from 130 Gbit/s simultaneously to 3 × 43 Gbit/s WDM channels in a nonlinear optical loop mirror (NOLM).
David J. Richardson   +17 more
core   +1 more source

Particle swarm optimization for routing and wavelength assignment in next generation WDM networks. [PDF]

open access: yes, 2010
PhDAll-optical Wave Division Multiplexed (WDM) networking is a promising technology for long-haul backbone and large metropolitan optical networks in order to meet the non-diminishing bandwidth demands of future applications and services.
Hassan, Ali
core   +4 more sources

Machine Learning Techniques In Wdm-Fso Systems: Comparative Study

open access: yesSyrian Journal for Science and Innovation
Free space optical (FSO) communication has recently received much attention from researchers due to its great advantages. FSO offers large bandwidth, ease of installation and deployment, security compared to other wireless communications, and FSO systems
Ranim Younes, Mohammad Nassr
doaj   +1 more source

Design of an Improved Optical Filter Based on Dual-Curved PCRR for WDM Systems [PDF]

open access: yesJournal of Optoelectronical Nanostructures, 2017
In this paper, an optical filter based on a two dimensional photonic crystalring resonator (PCRR) with triangular lattice is designed and presented. For thispurpose, the effects of positioning, arrangement and the number of the inner rods of thedual ...
Vahid Fallahi, Mahmood Seifouri
doaj  

Diseño de red óptica de larga distancia reconfigurable

open access: yesVisión Electrónica, 2018
Actualmente, las redes de fibra óptica están en proceso de implementación en todo el mundo ya que poseenventajas frente a las redes tradicionales, entre ellas el aumento de la cobertura y altas velocidades de transmisión; sin embargo, las redes de acceso
Sergio Alejandro Pérez Almeida   +1 more
doaj   +1 more source

Design of L-Band Multiwavelength Laser for TDM/WDM PON Application

open access: yesمجلة بغداد للعلوم, 2021
This paper presents on the design of L-Band Multiwavelength laser for Hybrid Time Division Multiplexing/ Wavelength Division Multiplexing (TDM/WDM) Passive Optical Network (PON) application. In this design, an L-band Mulltiwavelength Laser is designed as
Nani Fadzlina Naim   +4 more
doaj   +1 more source

On‐Chip Photonic Neural Network Architectures

open access: yesAdvanced Optical Materials, EarlyView.
This review presents a comprehensive overview of on‐chip photonic neural network architectures, covering key photonic building blocks, representative network types, and emerging applications. Recent advances, implementation challenges, and future directions are examined, highlighting the potential of integrated photonics to enable ultrafast, energy ...
Seokjin Hong   +7 more
wiley   +1 more source

AWG-based devices for a WDM overlay PON

open access: yes, 2022
S.87-94An overview of different approaches is given for overlaying a power-splitting PON in one wavelength band with a WDM comb in another wavelength band.
Kuhlow, B., Przyrembel, G.
core   +1 more source

Photonic‐Enabled Energy‐Efficient Transparent Neuromorphic Computing Devices: A Review

open access: yesAdvanced Science, EarlyView.
Transparent photonic neuromorphic computing devices merge optics and brain‐inspired computing to overcome von Neumann bottlenecks with ultrafast, low‐energy processing. By exploiting transparent oxides, 2D materials, phase‐change materials, and hybrid heterostructures, these platforms enable photonic synapses, memory, and logic for see‐through edge ...
Shuvaraj Ghosh   +8 more
wiley   +1 more source

Measurement Based Reconfigurations in Optical Ring Metro Networks [PDF]

open access: yes, 2005
Single-hop wavelength division multiplexing (WDM) optical ring networks operating in packet mode are one of themost promising architectures for the design of innovative metropolitan network (metro) architectures. They permit a cost-effective design, with
J. M. FINOCHIETTO   +7 more
core   +1 more source

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