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:
Mar. 16, 2021

Filed:

Nov. 22, 2017
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Motors Corporation, Seoul, KR;

Inventors:

Changmin Lee, Anyang-si, KR;

Young Min Yun, Incheon, KR;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); B60L 58/12 (2019.01); B60L 50/51 (2019.01);
U.S. Cl.
CPC ...
B60L 58/12 (2019.02); B60L 50/51 (2019.02); H02J 7/007 (2013.01); H02J 7/0029 (2013.01); H02J 7/0047 (2013.01);
Abstract

A battery management device for preventing a battery from being damaged by a low voltage includes a storage configured to store a first protection voltage and a second protection voltage corresponding to a protection mode of the battery; a voltage detector configured to detect a voltage of the battery; a controller configured to confirm the detected voltage, to enter the protection mode when the detected voltage of the battery is the first protection voltage, to check a time point when the detected voltage of the battery is the second protection voltage, and to release the protection mode when a predetermined time elapses from the time point.


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