Optical CWDM-system
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United States of America Patent
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Dec 21, 2010
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N/A
app pub date -
Apr 23, 2002
filing date -
Apr 23, 2001
priority date (Note) -
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Abstract
. Said ring structure is a combination of a number of logical optical rings on the same physical fiber ring. Possible embodiments are disclosed in the dependent claims.
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