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:
Nov. 25, 2025
Filed:
Oct. 30, 2023
Samsung Sdi Co., Ltd., Yongin-si, KR;
Hyunghoon Lim, Yongin-si, KR;
Sungkoo Kang, Yongin-si, KR;
Jisu Kim, Yongin-si, KR;
Junhyung Lee, Yongin-si, KR;
SAMSUNG SDI CO., LTD., Yongin-si, KR;
Abstract
A battery pack includes a battery including at least one battery cell, a DC/DC converter configured to generate first control power from battery power of the battery, an OR circuit configured to output control power having a higher voltage level from among second control power received from an external power supply device through a first external terminal and the first control power, a power supply circuit configured to generate driving power by using the control power received from the OR circuit, a control circuit driven by the driving power, and a first switch connected between an output terminal of the DC/DC converter and a second external terminal and controlled by the control circuit; the battery pack supplies the external control circuit with the control power generated by the DC/DC converter in the event of a power failure.