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.
Patent No.:
Date of Patent:
Apr. 14, 2026
Filed:
Jul. 11, 2023
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
Kyung Hyun Lim, Hanam-Si, KR;
Sang Jin Lee, Hwaseong-Si, KR;
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
Abstract
A vehicle may include: an auxiliary battery configured to supply power to the vehicle; a low-voltage output unit configured to supply power to the auxiliary battery to charge the auxiliary battery; a battery sensor configured to measure a current of the auxiliary battery by charging or discharging the auxiliary battery; and a controller configured to control the low-voltage output unit, and determine a durability of the auxiliary battery based on an internal resistance, of the auxiliary battery, calculated using the current measured by the battery sensor.