Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Horst Mueller0
Date of Patent
June 9, 2009
0Patent Application Number
104501840
Date Filed
January 23, 2002
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention relates to a method and an electro-optical circuit arrangement for line protection in a WDM data transmission link comprising at least two selectable optical data transmission lines which can respectively transmit data via n data channels, the change-over to the respectively desired data transmission line occurring by means of optical switches between network elements on the receiver side and demultiplexers.
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