Results 91 to 100 of about 4,917 (222)

High-capacity upgrade of a PON by means of wavelength-routers and WDM techniques

open access: yes, 2022
S.3/1-3/5A concept for an all-optical wavelength division multiplexing (WDM) overlay on a passive optical network (PON) and its experimental verification is presented.
Hermes, T.   +3 more
core  

A Mirroring Strategy for SANs in a Metro WDM Sectioned Ring Architecture under Different Traffic Scenarios [PDF]

open access: yes, 2008
In this work, a novel data mirroring technique for storage area networks (SANs) is introduced in a metropolitan area wavelength division multiplexing (WDM) sectioned ring scenario. Simulation is carried out to evaluate the performance of the network with
El-Gorashi, Taisir   +9 more
core   +1 more source

Wavelength Division Multiplexing Passive Optical Network (WDM-PON)technologies for future access networks [PDF]

open access: yes, 2015
Wavelength Division Multiplexing Passive Optical Network (WDM-PON) introduces high data rate and large bandwidth. A bidirectional WDM-PON system based on a Fabry-Perot laser diode (FP-LD) with two cascaded array waveguide gratings (AWGs) has been ...
El-Nahal, Fady I.   +2 more
core  

Development of Spectral Slicing WDM (Wavelength division multiplexing) system

open access: yes, 2007
Multiplexing is the transmission of information from one or more source to one or more destination over the same transmission medium. Although transmissions occur on the same facility, they do not necessarily occur at the same time or occupy the same ...
Nur Syazwani Mohamad Radzi
core  

On-Chip Multichannel Dispersion Compensation and Wavelength Division MUX/DeMUX Using Chirped-Multimode-Grating-Assisted Counter-Directional Coupler

open access: yesPhotonics
On-chip optical dispersion compensation and wavelength division multiplexing/demultiplexing (WDM) are highly demanded functions for optical communications.
Zhixiao Lv, Jiangbing Du, Zuyuan He
doaj   +1 more source

Application of the Erbium-Doped Fiber Amplifier in Wavelength Division Multiplexing (WDM) Transmission Systems

open access: yes
In this work, characteristics of the erbium-doped fiber amplifier (EDFA) are investigated. The amplification and noise figure dependencies on different EDFA parameters in a 2.5 Gbit/s one-channel transmission system are simulated and measured ...
Bobrovs, Vjačeslavs   +7 more
core  

Arrayed electro-optic modulators for novel WDM multiplexing

open access: yesScientific Reports
In this paper, a novel silicon-on-chip integrated 4 × 1 wavelength division multiplexing (WDM) multiplexer has been developed. This is the first time that the multiplexer design incorporates arrayed electro-optical modulators with crosstalk cancellation.
Behrang Hadian Siahkal‑Mahalle   +1 more
doaj   +1 more source

WDM-PON Free Space Optical (FSO) System Utilizing LDPC Decoding for Enhanced Cellular C-RAN Fronthaul Networks

open access: yesPhotonics
Modern cellular systems rely on high-capacity and low-latency optical networks to meet ever-increasing data demands. Centralized Radio Access Network (C-RAN) architectures offer a cost-effective approach for deploying mobile infrastructures. In this work,
Dokhyl AlQahtani, Fady El-Nahal
doaj   +1 more source

Nanosecond channel-switching exact optical frequency synthesizer using an optical injection phase-locked loop (OIPLL)

open access: yes, 2004
Experimental results are reported on an optical frequency synthesizer for use in dynamic dense wavelength-division-multiplexing networks, based on a tuneable laser in an optical injection phase-locked loop for rapid wavelength locking.
Duser, M   +6 more
core  

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