Results 11 to 20 of about 3,423 (187)

The Worst Availability as a Parameter for Designing and Reporting on the Network Performances

open access: yesCommunications, 2011
In the introductory part, the reasons why the availability is important are stated as well as the overview of the papers produced so far dealing with the problem of guaranteed availability.
Ivan Rados, Ladislav Schwartz
doaj   +1 more source

Analysis of Possibilities of Increasing the Spanned Distance Using EDFA and DRA in DWDM System

open access: yesCommunications, 2017
The aim of this article is a comparison of the EDFA (Erbium Doped Fibre Amplifier) and the DRA (Distributed Raman Amplifier) in a fully optical communication system, working on a specific wavelength. The amplifiers are compared based on their position in
Tomas Ivaniga   +3 more
doaj   +1 more source

Simulation of Coherent Electromagnetic Waves in Wavelength Division Multiplexing (WDM) Transmission

open access: yesPrisma Sains: Jurnal Pengkajian Ilmu dan Pembelajaran Matematika dan IPA IKIP Mataram, 2023
This study analyzes the application of Wavelength Division Multiplexing (WDM) in fiber optic networks which aims to find the wavelength, WDM optical spectrum and modes, as well as the CPR estimated phase and modes.
Rahadian Dwi Oktavia Putri   +3 more
doaj   +1 more source

A Concept of a Hybrid WDM/TDM Topology Using the Fabry-Perot Laser in the Optiwave Simulation Environment

open access: yesAdvances in Electrical and Electronic Engineering, 2011
The aim of this article is to point out the possibility of solving problems related to a concept of a flexible hybrid optical access network. The entire topology design was realized using the OPTIWAVE development environment in which particular test ...
Radek Poboril   +6 more
doaj   +1 more source

Parallel Universes? Increasing Connections Between IPM and WDM

open access: yesHuman-Wildlife Interactions, 2017
Managing damage by wild vertebrates often is important, and wildlife damage management (WDM) has incorporated important tenets of integrated pest management (IPM).
Lynn Braband
doaj   +1 more source

Modeling and simulation of fiber optic transmission links

open access: yesScience, Engineering and Technology, 2022
The main aim of the paper is modeling and simulation of fiber optic transmission. It also deals with ways to increase the capacity of fiber optic transmission links by using WDM (Wavelength Division Multiplexing) system.
Nermin Goran   +3 more
doaj   +1 more source

Analysis of Impact of the Different Node Architectures and Wavelength Channel Protection on the Availability WDM Ring Networks

open access: yesCommunications, 2009
This paper investigates the availability of WDM (Wavelength Division Multiplying) ring networks. An analysis of different nodes, composed of passive and active components, is then carried out, as well as their availability.
Ivan Rados, Ladislav Schwartz
doaj   +1 more source

Wavelength-division-multiplexing (WDM)-based integrated electronic–photonic switching network (EPSN) for high-speed data processing and transportation

open access: yesNanophotonics, 2020
Integrated photonics offers attractive solutions for realizing combinational logic for high-performance computing. The integrated photonic chips can be further optimized using multiplexing techniques such as wavelength-division multiplexing (WDM).
Feng Chenghao   +5 more
doaj   +1 more source

Data-driven high friction surface treatment applications for roadway safety

open access: yesTraffic Safety Research
The Kentucky Transportation Cabinet (KYTC) Highway Safety Improvement Program (HSIP) has been utilizing a data-driven high friction surface treatment (HFST) program as a proven safety countermeasure for wet weather and roadway departure crashes.
Austin Obenauf   +3 more
doaj   +1 more source

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

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