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Table of Contents Introducing DWDM. Global Network Hierarchy Economic Forces. Bandwidth Demand Competition and Reliability. Options for Increasing Carrier Bandwidth

The emergence of DWDM is one of the most recent and important phenomena in the development of fiber optic transmission technology. In the following discussion we briefly trace the ...

D ense 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 ...