The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 30, 2021

Filed:

Jan. 06, 2020
Applicant:

Ciena Corporation, Hanover, MD (US);

Inventors:

Choudhury A. Al Sayeed, Stittsville, CA;

Yanping Xu, Ottawa, CA;

David C. Bownass, Ottawa, CA;

Assignee:

Ciena Corporation, Hanover, MD (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/079 (2013.01);
U.S. Cl.
CPC ...
H04B 10/0797 (2013.01); H04B 10/0793 (2013.01); H04B 10/07955 (2013.01);
Abstract

Systems and methods are provided for controlling one or more optical amplifiers of a C+L band photonic line system of a telecommunications network in which C-band signals and L-band signals may be transmitted. In one implementation, a control device may include a processing device and a memory device configured to store a traffic managing module for controlling C-band and the L-band traffic in the photonic line system. The traffic managing module, when executed, may be configured to cause the processing device to calculate a gain correction profile based on a difference between a saved baseline transmission profile and a measured transmission profile of a surviving band of a photonic line system when another band of the photonic line system is missing or impacted. The traffic managing module is configured to apply the gain correction profile to a respective optical amplifier of the photonic line system to compensate for the difference.


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