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:
Oct. 08, 2024

Filed:

Feb. 12, 2020
Applicant:

Virga Systems Llc, Cheyenne, WY (US);

Inventors:

Vahid Madani, Crockett, CA (US);

Ronald E. Smith, Antioch, CA (US);

Robert B. Stuart, San Tan Valley, AZ (US);

Kenneth Hyung Choi, Santa Clara, CA (US);

Justin Dongjin Choi, Santa Clara, CA (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/00 (2006.01); G01R 19/25 (2006.01); H02H 3/027 (2006.01); H02H 3/16 (2006.01); H02H 3/26 (2006.01); H02H 11/00 (2006.01); H02J 3/00 (2006.01); H02J 13/00 (2006.01);
U.S. Cl.
CPC ...
H02H 11/00 (2013.01); G01R 19/2513 (2013.01); H02H 3/027 (2013.01); H02H 3/16 (2013.01); H02H 3/26 (2013.01); H02J 3/001 (2020.01); H02J 13/00002 (2020.01);
Abstract

The present disclosure pertains to detection of abnormal, risky, or aberrant conditions in a power distribution network and to corresponding trip signals being used to trip open devices such as reclosers upstream of where the abnormal condition is detected. Detection of a missing broadband over power-line signal or of an open circuit between phases of a power distribution circuit may prevent severed conductors from causing a ground fault, therefore avoiding the possibility of fire and dangerous conditions.


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