Results 31 to 40 of about 2,157,907 (198)

Investigation of wavelength tunable laser modules for use in future optically switched dense wavelength division multiplexed networks [PDF]

open access: yes, 2008
This thesis investigates the use of fast wavelength tunable laser modules in future optically switched dense wavelength division multiplexed networks (DWDM).
Connolly, Eoin M.
core   +2 more sources

High performance architecture design for large scale fibre-optic sensor arrays using distributed EDFAs and hybrid TDM/DWDM [PDF]

open access: yes, 2013
A distributed amplified dense wavelength division multiplexing (DWDM) array architecture is presented for interferometric fibre optic sensor array systems. This architecture employs a distributed erbium doped fibre amplifier (EDFA) scheme to decrease the
Kingsley, S.A.   +4 more
core   +1 more source

INVESTIGATION ON HYBRID WDM (DWDM+CWDM) FREE SPACE OPTICAL COMMUNICATION SYSTEM [PDF]

open access: yesICTACT Journal on Communication Technology, 2015
Free Space Optical (FSO) communication is being realized as an effective solution for future accessing networks, offering light passed through air. The performance of FSO can be primarily degraded by various atmospheric attenuation namely, rain, fog ...
S. Robinson, S. Jasmine, R. Pavithra
doaj  

FBG (FIBER BRAGG GRATING) UNTUK DWDM (DENSE WAVELENGTH DIVISION MULTIPLEXING)

open access: yesTRANSIENT, 2018
Pada era modern ini, tuntutan kebutuhan masyarakat akan layanan komunikasi semakin meningkat. Kebutuhan tersebut meliputi layanan  video, suara dan data. Penambahan kapasitas ini dapat dilakukan dengan menggunakan teknologi Dense Wavelength Division Multiplexing (DWDM).
Diana Murianti   +2 more
openaire   +2 more sources

On the 100 Gbps DWDM with Optical Carrier Suppression Modulation

open access: yesOpen Computer Science, 2021
This paper investigates the transmission performance of 16-channel DWDM (Dense Wavelength Division Multiplexing) system with two complex Optical Differential Quadrature Phase Shift Keying modulator configurations using 2 LiNb MZM (Mach-Zehnder Modulator)
Huszaník Tomáš   +2 more
doaj   +1 more source

Interferometric time division FBG interrogator and multiplexer with static, dynamic, and absolute wavelength measurement capabilities [PDF]

open access: yes, 2012
We report on the design and preliminary testing of an interferometric interrogator capable of large-scale time-division multiplexing of FBG sensors. The scheme employs a passive algorithm for phase demodulation, allowing changes in FBG sensor reflected ...
Niewczas, Pawel   +2 more
core   +4 more sources

DESIGN OF DPSK MODULATOR AND DIRECT DETECTION RECEIVER FOR DWDM BASED OPTICAL COMMUNICATION SYSTEM [PDF]

open access: yesICTACT Journal on Communication Technology, 2016
In this paper a 16-bit differential phase shift keying (DPSK) modulator is designed for 32 dense wavelength division multiplexing (DWDM) channels. The DWDM channels are designed with 0.8nm separation in wavelength and operated at 4dBm input power. In the
Gurjit Kaur   +2 more
doaj  

PERENCANAAN JARINGAN TRANSPORT DENSE WAVELENGTH DIVISION MULTIPLEXING (DWDM) MENGGUNAKAN APLIKASI CISCO PACKET TRACER

open access: yesJurnal Ilmiah Teknik Informatika dan Komunikasi, 2023
Communication and information technology plays a very important role in various activities. Data communication which is part of a technological development, provides enormous benefits great for its users to expedite activities. For example in activities shipping goods using sea transportation which integrates various components for the shipping process,
null Dhabit Fauzan   +3 more
openaire   +1 more source

Monolithic 1 × 8 DWDM Silicon Optical Transmitter Using an Arrayed-Waveguide Grating and Electro-Absorption Modulators for Switch Fabrics in Intra-Data-Center Interconnects

open access: yesMicromachines, 2020
In this study, we propose an eight-channel monolithic optical transmitter using silicon electro-absorption modulators (EAMs) based on free-carrier injection by Schottky junctions. The transmitter consists of a 1 × 8 silicon arrayed-waveguide grating (AWG)
Uiseok Jeong   +3 more
doaj   +1 more source

QoS multicast tree construction in IP/DWDM optical internet by bio-inspired algorithms [PDF]

open access: yes, 2010
Copyright @ Elsevier Ltd. All rights reserved.In this paper, two bio-inspired Quality of Service (QoS) multicast algorithms are proposed in IP over dense wavelength division multiplexing (DWDM) optical Internet.
Wang, X   +14 more
core   +1 more source

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