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:
Dec. 24, 2024

Filed:

Jan. 19, 2023
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Corporation, Seoul, KR;

Inventor:

Ho Joong Lee, Anyang-Si, KR;

Assignees:

Hyundai Motor Company, Seoul, KR;

Kia Corporation, Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/34 (2006.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
H02J 7/342 (2020.01); H02J 7/0013 (2013.01);
Abstract

A power supply method and apparatus for dual power load includes a low voltage direct current-direct current converter (LDC) configured to convert a voltage of a high-voltage battery to supply power, a first low-voltage battery configured to be charged by receiving the power from the LDC and to supply power to a general load or a dual power load, a second low-voltage battery configured to be charged by receiving the power from the LDC and to supply power to the dual power load, a first relay disposed between the LDC and the first low-voltage battery, a second relay disposed between the LDC and the second low-voltage battery, a first battery sensor configured to measure a voltage of the first low-voltage battery, and a second battery sensor configured to measure a voltage of the second low-voltage battery.


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