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. 21, 2021

Filed:

Oct. 30, 2018
Applicant:

Dell Products, Lp, Round Rock, TX (US);

Inventors:

Mark A. Muccini, Georgetown, TX (US);

Guangyong Zhu, Austin, TX (US);

Thomas R. Thibodeau, Whitinsville, MA (US);

Lei Wang, Austin, TX (US);

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/32 (2019.01); H02M 3/07 (2006.01); G06F 1/18 (2006.01); G06F 1/3234 (2019.01);
U.S. Cl.
CPC ...
G06F 1/3275 (2013.01); G06F 1/189 (2013.01); G06F 1/3253 (2013.01); H02M 3/07 (2013.01);
Abstract

An information handling system includes first and second power supplies and a power assist unit. The power supplies are each configured to provide power to a power rail to power a load of the information handling system, to provide input power indications that indicates whether or not the power supplies are receiving good input power, and to provide a output power indications that indicates whether or not the power supplies are providing good power to the power rail. The power assist unit is coupled to the power rail and includes a power storage element, a converter coupled to the power storage element and to the power rail, and a controller. The controller receives a hold-up signal from the information handling system, and in response to receiving the hold-up signal, directs the converter to provide power from the power storage element to the power rail. The hold-up signal is based upon the input power indications and upon the output power indications.


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