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:
Jun. 23, 2015

Filed:

Feb. 11, 2013
Applicant:

Cisco Technology, Inc., San Jose, CA (US);

Inventors:

Giovanni Martinelli, Monza, IT;

Gabriele Galimberti, Bovisio Masciago, IT;

Domenico La Fauci, Monza, IT;

Stefano Aina, Milan, IT;

Assignee:

Cisco Technology, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/00 (2013.01); H04B 10/2507 (2013.01); H04J 14/02 (2006.01);
U.S. Cl.
CPC ...
H04B 10/2507 (2013.01); G06F 2212/6022 (2013.01); H04J 14/0271 (2013.01);
Abstract

Techniques are presented herein to setup a wavelength on a path from a source node to a destination node. Cross-talk margin information already computed for one or more installed wavelengths is obtained between the source node and destination node. A total margin as a function of the cross-talk margin information is computed. A determination is then made as to whether to perform non-linear impairment validation of the wavelength based on the total margin. These techniques may be generalized to account for coherent and non-coherent portions of a network.


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