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:
Jun. 06, 2023
Samsung Electronics Co., Ltd., Suwon-si, KR;
Minyong Jung, Suwon-si, KR;
Bongtae Min, Suwon-si, KR;
Hyoungseok Oh, Suwon-si, KR;
Wookwan Lee, Suwon-si, KR;
Jinsoo Lee, Suwon-si, KR;
Heungjun Jeon, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A device including a first switching converter configured to generate a negative supply voltage based on an input voltage; a load current sensor configured to sense a magnitude of a load current passing through a load to which the negative supply voltage is provided; and a first input current detector configured to detect a magnitude of a first input current provided to the first switching converter based on a duty cycle of the first switching converter and the magnitude of the load current.