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:
Nov. 30, 2021

Filed:

Oct. 05, 2017
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Inventors:

Gianmarco Bruno, Genoa, IT;

Daniele Ceccarelli, Stockholm, SE;

Roberto Magri, Genoa, IT;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/07 (2013.01); H04B 10/079 (2013.01); H04B 10/071 (2013.01);
U.S. Cl.
CPC ...
H04B 10/0791 (2013.01); H04B 10/071 (2013.01);
Abstract

Methods and apparatus are provided for locating a fault in an optical communication link. In one aspect, a method comprises determining a fault in a first optical link, and determining a fault in a second optical link. The method then determines that a first portion of the first optical link is co-located with a second portion of the second optical link and identifies, as a result of determining that the first portion is co-located with the second portion, that the fault in the first optical link is located in the first portion and/or the fault in the second optical link is located in the second portion.


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