Results 31 to 40 of about 43,079 (286)

Design of Dual-resonator Six-channel WDM based on 2-D Photonic Crystal

open access: yesGuangtongxin yanjiu, 2023
In order to solve the problem of all-optical communication network capacity and spectral efficiency, a two-cavity six-channel Wavelength Division Multiplexer (WDM) based on the coupling characteristics of point-defect cavity and line-defect waveguide of ...
SU Mu-yang   +4 more
doaj  

Narrowband Photon Pair Source for Quantum Networks [PDF]

open access: yes, 2013
We demonstrate a compact photon pair source based on a periodically poled lithium niobate nonlinear crystal in a cavity. The cavity parameters are chosen such that the emitted photon pair modes can be matched in the region of telecom ultra dense ...
Martin, A.   +4 more
core   +2 more sources

A Pulse Shaping Based Optical Transmission System of 128QAM for DWDM with N × 904 Gbps

open access: yesApplied Sciences, 2019
In this paper, we propose an optical transmission system of 128 quadrature amplitude modulation for dense wavelength division multiplexing. In such a system, Gaussian optical filtering is used to get an appropriate photonic carrier.
Guang Li, Jianqing Li
doaj   +1 more source

Spectral compression of a DWDM grid using optical time-lenses [PDF]

open access: yes, 2013
We experimentally demonstrate the compression of a dense wavelength-division multiplexing (DWDM) grid via a spectral imaging system based on two time-lenses.
Da Ros, Francesco   +6 more
core   +1 more source

ARRAYED WAVEGUIDE GRATING PADA DENSE WAVELENGTH DIVISION MULTIPLEXING [PDF]

open access: yesTRANSIENT, 2018
DWDM (Dense Wavelength Division Multiplexing) adalah suatu teknik multiplexing yang mampu mentransmisikan lebih dari 400 panjang gelombang dalam satu serat optik. Laju pengiriman data menggunakan media serat optik dapat mencapai 1 Tbps atau 1.000 Gbps. DWDM merupakan suatu perbaikan dari WDM.
Arkidianabela Anggara Dewi   +2 more
openaire   +1 more source

Improving FWM efficiency in bi-directional ultra DWDM-PON networking centered light source by using PMD emulator

open access: yesResults in Physics, 2020
The optical networks provides a high performance data networking and secured way to communicate. New generation optical networks demands high input power and low channel spacing in Wavelength-Division Multiplexing (WDM).
Habib Ullah Manzoor   +8 more
doaj   +1 more source

An Eight-Channel C-Band Demux Based on Multicore Photonic Crystal Fiber

open access: yesNanomaterials, 2018
A novel eight-channel demux device based on multicore photonic crystal fiber (PCF) structures that operate in the C-band range (1530–1565 nm) has been demonstrated. The PCF demux design is based on replacing some air-hole areas with lithium niobate
Dror Malka, Gilad Katz
doaj   +1 more source

Architecture, design, and modeling of the OPSnet asynchronous optical packet switching node [PDF]

open access: yes, 2005
An all-optical packet-switched network supporting multiple services represents a long-term goal for network operators and service providers alike.
Harle, D.A., Vanderbauwhede, W.A.
core   +1 more source

3D design and analysis of an electro-optically tunable athermal and polarization-insensitive ring resonator-based add-drop filter for DWDM systems

open access: yesHeliyon, 2022
Dense Wavelength Division Multiplexing system-based optical networks are currently the most appropriate solutions for all-optical networks that efficiently utilize the large bandwidth offered by optical fiber networks.
Filston Rukerandanga   +2 more
doaj   +1 more source

First demonstration and field trial on multi-user UDWDM-PON full duplex PSK-PSK with single monolithic integrated dual-output-DFB-SOA based ONUs [PDF]

open access: yes, 2016
© 2016 [2016 Optical Society of America.]. One print or electronic copy may be made for personal use only. Systematic reproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modifications of the ...
Brenot, Romain   +6 more
core   +2 more sources

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