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. 25, 2024

Filed:

Jun. 15, 2021
Applicant:

SK Hynix Inc., Icheon-si, KR;

Inventors:

Eun Kyu Choi, Icheon-si, KR;

Seon Cheol Kim, Icheon-si, KR;

Sung Ryun Moon, Icheon-si, KR;

In Bo Shim, Icheon-si, KR;

Joon Hwan Oh, Icheon-si, KR;

Assignee:

SK HYNIX INC., Icheon-si, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 9/06 (2006.01); G11C 5/14 (2006.01); H02J 1/10 (2006.01);
U.S. Cl.
CPC ...
H02J 9/068 (2020.01); G11C 5/141 (2013.01); H02J 1/10 (2013.01);
Abstract

Auxiliary power management devices are disclosed. In some implementations, an auxiliary power management device may be coupled to an auxiliary power source that serves as a backup power supply for a primary power source to provide power to an electronic device and comprising a plurality of switches to control currents of a plurality of energy storage components, a plurality of channels coupled to the plurality of switches, respectively, a plurality of switch controllers to control the plurality of switches coupled to the plurality of channels and monitor a current or voltage of the plurality of channels, and a management logic to control the switches coupled to the plurality of channels upon detection, by the plurality of switch controllers, of a first current or voltage distribution across the channels that exceeds a predetermined threshold regarding the current or voltage distribution.


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