Optical CWDM-system

Details Optical CWDM-system Optical CWDM-system

2002-04-23

2010-12-21

Tran, Dzung D (Department: 2613)

Optical communications

Fault recovery

Bypass inoperative element

C398S079000, C398S083000

Reexamination Certificate

active

07856182

ABSTRACT:
The present invention relates to a system for optical transmission of information over a multiplexed logical ring structure comprising a number of nodes, of which at least one is a master node, as stated in the independent claim1. 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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