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:
Mar. 03, 2026
Filed:
Apr. 01, 2022
Ls Electric Co., Ltd., Anyang-si, KR;
Sunghee Kang, Anyang-si, KR;
Jungwook Sim, Anyang-si, KR;
Woonghyeob Song, Anyang-si, KR;
Dongjin Yun, Anyang-si, KR;
Chaeyoon Bae, Anyang-si, KR;
LS ELECTRIC CO., LTD., Anyang-si, KR;
Abstract
The present disclosure relates to a power device protection apparatus. A power device protection apparatus according to an embodiment of the present invention comprises: a comparator which is connected to a power device, and determines whether an overcurrent of the power device occurs; and a control unit which controls the comparator so as to change, by software, a overcurrent reference value for determining whether the overcurrent occurs, wherein the control unit receives temperature information of the power device, changes the overcurrent reference value on the basis of the temperature information, and performs the overcurrent reference value change according to the temperature information, on the basis of the characteristics of the power device.