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.
Patent No.:
Date of Patent:
Nov. 20, 2012
Filed:
Apr. 20, 2009
Applicants:
Vitaly Faybisovich, West Hollywood, CA (US);
Mark I. Khoroshev, South Pasadena, CA (US);
Inventors:
Vitaly Faybisovich, West Hollywood, CA (US);
Mark I. Khoroshev, South Pasadena, CA (US);
Assignee:
Southern California Edison, Rosemead, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for identifying an approximate fault location in a power transmission line comprises detecting first and second dominant frequencies in first and second recovering voltages resulting from the fault without using the velocity of either of the recovering voltages.