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. 13, 2026
Filed:
Sep. 27, 2022
Lg Energy Solution, Ltd., Seoul, KR;
Sunwoo Yoon, Daejeon, KR;
Suyeup Jeong, Daejeon, KR;
LG ENERGY SOLUTION, LTD., Seoul, KR;
Abstract
A protection device of an electronic device can include a first switch having an input terminal, a first output terminal connected to a first node, and a second output terminal connected to a second node; and a second switch having an input terminal, a first output terminal connected to a third node, and a second output terminal connected to a fourth node. In a first relay, a relay switch is connected between the first node and a positive input terminal of the electronic device, and an input terminal of a first driver is connected to the first node. In a second relay, a relay switch is connected between a negative input terminal of the electronic device and the third node, and a second driver includes an input terminal connected to an output terminal of the first driver and an output terminal connected to the third node.