Loss-less architecture and method for wavelength division...

Optical communications – Diagnostic testing – Determination of communication parameter

Reexamination Certificate

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C398S038000, C398S056000, C398S082000, C398S083000

Reexamination Certificate

active

07155124

ABSTRACT:
A node for an optical network includes a demultiplexer operable to separate an ingress wavelength division multiplexed (WDM) signal into a plurality of ingress channels. An ingress amplifier array is coupled to the demultiplexer and includes a plurality of channel amplifiers. The channel amplifiers are each operable to independently amplify one of the ingress channels while maintaining a channel power variation between the channels within an operational limit of the network.

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