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:
Sep. 11, 2018

Filed:

Dec. 11, 2014
Applicant:

Telefonaktiebolaget L M Ericsson (Publ), Stockholm, SE;

Inventor:

Yehuda Cern, Efrat, IL;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/12 (2006.01);
U.S. Cl.
CPC ...
G01R 31/1272 (2013.01); G01R 31/12 (2013.01);
Abstract

There is provided a method that includes (a) detecting a partial discharge on a power line that carries a power signal, (b) measuring a characteristic of the partial discharge, thus yielding a measured characteristic, (c) determining that the measured characteristic satisfies a measurement criterion, thus yielding a qualified partial discharge, (d) incrementing a count of cycles of the power signal that contain qualified partial discharges, (e) calculating, for a plurality of cycles of the power signal, based on the count, a percentage of the plurality of cycles that contain qualified partial discharges, and (f) utilizing the percentage in a subsequent operation. There is also provided a system that performs the method, and a storage device that contains instructions for a processor to perform the method.


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