Results 161 to 170 of about 12,825 (216)

Simulation of DWDM components

24th European Conference on Optical Communication. ECOC '98 (IEEE Cat. No.98TH8398), 2002
For a full simulation of DWDM-components like arrayed-waveguide-gratings a combination of BPM/FEM and analytical models is used. We show modelling results for transmission characteristics with emphasis on insertion loss, bandwidth and crosstalk and give a comparison with experimental results.
A. Klekamp, K. Satzke
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Monolithically integrated DWDM receiver

IEE Proceedings J Optoelectronics, 1993
A grating spectrometer integrated monolithically in the InGaAsP system with a photodiode array for a dense WDM system is presented for the 1.5 μm wavelength region. The chip provides more than 30 wavelength channels with a spacing of 4 nm, a channel crosstalk of approximately −15 dB, an internal photodiode efficiency of 90% and a photodiode capacitance
C. Cremer, N. Emeis, M. Schier, G. Heise, G. Ebbinghaus   +4 more
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Time-domain optical Fourier transformation for OTDM-DWDM and DWDM-OTDM conversion

2011 International Conference on Information Photonics and Optical Communications, 2011
Applications of time-domain optical Fourier transformation (OFT) in ultra-high-speed optical time-division multiplexed systems (OTDM) are reviewed, with emphasis on the recent demonstrations of OFT-based conversion between the OTDM and DWDM formats.
H.C. Hansen Mulvad, E. Palushani, M. Galili, H. Hu, H. Ji, J. Xu, A. T. Clausen, P. Jeppesen, L. K. Oxenlowe   +8 more
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DWDM core transport technology

14th Annual International Conference on Wireless and Optical Communications, 2005. WOCC 2005, 2005
Summary form only given. Dense wavelength division multiplexing (DWDM) transmission systems have been used in commercial networks to transport massive data over long distances. The majority of the backbone DWDM systems that are deployed today are point-to-point with limited reach and capacity.
Y.-H. Kao, J.J. Benson
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DWDM Channel Spacing Effects on the Signal Quality for DWDM/CWDM FTTx Network

Journal of Optical Communications, 2019
Abstract In this paper, two models of fiber-to-the-x (FTTx) networks are provided, one of hybrid dense wavelength division multiplexing/coarse wavelength division multiplexing (DWDM/CWDM) with high subscriber’s allocated bandwidth, and the other of hybrid ultra-dense wavelength division multiplexing/coarse wavelength division ...
K. Vinoth Kumar, P. Venkatesh Kumar, Ahmed Nabih Zaki Rashed, Abd El–Naser A. Mohamed, Mohamed S. Tabbour, Mohamed El-Assar   +5 more
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DWDM System Components

Fiber and Integrated Optics, 1999
The hottest word in telecommunications technology is dense wavelength division multiplexing (DWDM). In this paper, a review of the DWDM component market is presented together with a worldwide forecast over the next 5 years. The most dramatic changes in telecommunications have taken place in the last several years with the advent of DWDM to exploit the ...
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32Tb/s DWDM Transmission System

SPIE Proceedings, 2009
We successfully generated 114-Gb/s PDM-8QAM optical signal by novel scheme. Intradyne coherent detection of PDM-8QAM optical signal with robust blind polarization de-multiplexing has been demonstrated by using a new cascaded multi-modulus equalization algorithm.
Jianjun Yu, Xiang Zhou
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Overview of DWDM/ODC Project

Fiber and Integrated Optics, 2005
This article introduces the main achievements resulting from the DWDM/ODC project. The five areas of research activity within the DWDM/ODC project cover some of the main issues of design and development of dense wavelength division multiplexing systems for transparent optical networks.
ADOLFO V. T. CARTAXO, JOÃO L. REBOLA, NATAŠA B. PAVLOVIĆ, PEDRO M. A. CHARRUA, DANIEL D. T. FONSECA, JOSÉ A. P. MORGADO, RUBEN S. LUÍS, MÁRIO R. G. LEIRIA   +7 more
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DWDM Optical line-side interoperability

Optical Fiber Communication Conference, 2012
Line-side interoperability of colored 100G transponders in DWDM systems between two different vendors will become a reality in the near future. With modern modulation formats (phase, polarization and post processing) and existing standards, optical interface technologies can deliver reliable transmission over more than 600km. That is the sweet spot for
Hans-Juergen Schmidtke, Roberto Marcoccia   +1 more
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NGS over DWDM, OTN over DWDM, and Experimental Networks

2010
This chapter contains sections titled: Introduction OTN over DWDM Experimental Networks Conclusion This chapter contains sections titled: References ]]>
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