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:
Jul. 11, 2023

Filed:

Aug. 27, 2021
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Corporation, Seoul, KR;

Inventors:

Sung Il Lee, Hwaseong-si, KR;

Min Su Kang, Suwon-si, KR;

Ki Seung Baek, Hwaseong-si, KR;

Assignees:

HYUNDAI MOTOR COMPANY, Seoul, KR;

KIA CORPORATION, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60L 58/12 (2019.01); G01R 31/382 (2019.01); H01M 10/42 (2006.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
B60L 58/12 (2019.02); G01R 31/382 (2019.01); H01M 10/425 (2013.01); H02J 7/0048 (2020.01); H01M 2010/4271 (2013.01);
Abstract

A battery management system of a vehicle includes a first controller configured to control a power-on (IG ON) state and a power-off (IG OFF) state of the plurality of controllers, and a second controller including a real time clock (RTC) and configured to be woken up by directly receiving power from the secondary battery in every preset time period during a preset time calculated based on a count value provided from the RTC when a power-off state is started by the first controller and to monitor states of the main battery and the secondary battery.


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