WDM transmission link design
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United States of America Patent
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Issued Date -
Mar 18, 2004
app pub date -
Feb 15, 2002
filing date -
Feb 15, 2002
priority date (Note) -
Abandoned
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Abstract
A WDM system comprising a first WDM module having a first multiplexer unit for multiplexing a WDM optical signal, a second WDM module having a first demultiplexer unit for demultiplexing the WDM optical signal, and wherein the system is arranged, in use, such that optical losses experienced by individual channels of the WDM optical signal in the first multiplexing unit and the first demultiplexing unit and optical losses experienced by the channels during un-amplified transmission between the first and second WDM modules are substantially balanced.
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