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:
Feb. 27, 2024

Filed:

Mar. 16, 2020
Applicant:

Safran Electrical & Power, Blagnac, FR;

Inventors:

Emmanuel Bussy, Moissy-Cramayel, FR;

Sylvain Poignant, Moissy-Cramayel, FR;

Marc Olivas, Orsay, FR;

Patrick Depras, St Grégoire, FR;

Soumaya Sallem Andasmas, Savigny sur Orge, FR;

Assignees:

SAFRAN ELECTRICAL & POWER, Blagnac, FR;

WIN MS, Orsay, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/00 (2006.01); G01R 31/11 (2006.01);
U.S. Cl.
CPC ...
G01R 31/008 (2013.01); G01R 31/11 (2013.01);
Abstract

The invention relates to a method for detecting and locating a fault by reflectometry in an electrical circuit, such a method comprising the steps of: —emitting a reflectometry signal in a line of the circuit to be studied; —acquiring an electrical variable of the reflected signal passing through the network; —filtering the acquired signal so as to eliminate signals having a frequency lower than a cutoff frequency, the cutoff frequency having a value between 100 kHz and 1 GHz; —analysing an acquired signal so as to detect a fault.


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