DWDM


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DWDM

DWDM

(Dense WDM) The term given to wavelength division multiplexing (WDM) when significantly more channels were being added. Since WDM is increasingly more "dense" all the time, both terms are used synonymously. See WDM.
References in periodicals archive ?
Up to two 100G client services can be transported over a single DWDM wavelength with optional physical layer encryption.
"FiberStore DWDM ITU components are the result of years of telecommunication experiences in thin-film filter technology, individual components are available on ITU channel spacing of 200GHz and 100GHz," said Richard Eve, product manager, WDM systems for FiberStore.
Incorporating these technologies, the new XFP-type DWDM optical transceiver by Fujitsu has the same optical transmission equipment interface as conventional XFP transceivers, and can be plugged directly into existing optical equipment.
In contrast, short-term sales growth is expected for DWDM equipment among the metro carriers.
Finnet International plans to build high-speed broadband DWDM capacity into its existing networks in Finland, Sweden, Estonia and Germany.
This 40 channel DWDM EDFA is spectrum flat EDFA for DWDM system.
Swedish telecomms solutions provider Ericsson said on Wednesday (10 May) that the Spanish operator Telefonica de Espana had selected Ericsson as supplier for its metro DWDM optical network.
The system is DWDM ready and its open architecture provides scalability within the ONMS platform as well as easy integration with other applications.
DWDM is a technology that puts data from different sources and protocols together on an optical fiber with each signal carried on its own separate and private light wavelength.
The unit transmits optical signals for distances up to 80 km in single channel or dense wavelength division multiplexing (DWDM) optical networking applications.
The first generation of optical networks culminated in the development of dense wave division multiplexing (DWDM), which uses new equipment to leverage existing fiber plant infrastructure, making possible bandwidth traffic increases by factors of up to 80 times.
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