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:
Jun. 09, 2020

Filed:

Aug. 04, 2017
Applicant:

Dell Products L.p., Round Rock, TX (US);

Inventors:

Mohammed Hijazi, Austin, TX (US);

Merle J. Wood, III, Round Rock, TX (US);

Wei-Cheng Yu, New Taipei, TW;

Tsung-Cheng Liao, Taoyuan, TW;

Geroncio O. Tan, Austin, TX (US);

Assignee:

Dell Products L.P., Round Rock, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 7/00 (2006.01); H02H 7/20 (2006.01); H02H 3/20 (2006.01); G06F 1/26 (2006.01); G06F 1/28 (2006.01);
U.S. Cl.
CPC ...
H02H 7/20 (2013.01); G06F 1/266 (2013.01); G06F 1/28 (2013.01); H02H 3/202 (2013.01);
Abstract

Redundancy in over-voltage fault protection may be provided by controlling switches already present in a power path of a port for an information handling system. An external device coupled to a port may be decoupled from the system when an over-voltage condition is detected at another port of the information handling system. To decouple an external device upon detection of an over-voltage condition, a switch coupled to the port and the external device is turned off. A battery may also be decoupled from a port upon detection of an over-voltage condition at another port.


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