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:
Jan. 28, 2025
Filed:
Jun. 14, 2022
Lg Energy Solution, Ltd., Seoul, KR;
Hyun Han, Daejeon, KR;
Gyu-Yeol Lee, Daejeon, KR;
Ji-Hoon Jang, Daejeon, KR;
Soo-Bin Song, Daejeon, KR;
LG ENERGY SOLUTION, LTD., Seoul, KR;
Abstract
A battery SOH estimating apparatus according to an embodiment of the present disclosure includes a SOH estimating unit configured to estimate a first SOH of a battery based on the measured voltage and current of the battery; a SOC change calculating unit configured to calculate a SOC change region and a SOC change amount of the battery based on the measured voltage; a weight calculating unit configured to calculate a weight based on a SOC region factor calculated by comparing the SOC change region with a preset criterion SOC region, a SOC change amount factor based on the SOC change amount, and a temperature factor based on the measured temperature of the battery; and a SOH correcting unit configured to correct the first SOH according to the calculated weight and a preset second SOH.