Method, apparatus and system for controlling the effects of...

Details Method, apparatus and system for controlling the effects of... Method, apparatus and system for controlling the effects of...

2007-01-16

2007-01-16

Hellner, Mark (Department: 3663)

Optical: systems and elements

Optical amplifier

Optical fiber

Reexamination Certificate

active

10409978

ABSTRACT:
A method, apparatus and system for controlling power transients in amplified optical transmission system includes, in response to the detection of a power transient in an optical signal, varying a gain of at least one amplifier to correct for a time delay in a gain response associated with a gain change in an amplifier. Alternatively, the method, apparatus and system further include in response to the detection of the power transient, adjusting the gain of at least one amplifier to correct for a change in signal power.

REFERENCES:
patent: 6441950 (2002-08-01), Chen et al.
patent: 6476961 (2002-11-01), Ye et al.
patent: 6519081 (2003-02-01), Lelic et al.
patent: 6542287 (2003-04-01), Ye et al.
patent: 6757099 (2004-06-01), Pavel et al.
patent: 2002/0114066 (2002-08-01), Nakaji
EPO Search Report published Oct. 13, 2004 for corresponding European Patent Application, EP 1 467 506 A1.

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