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:
Aug. 20, 2024
Filed:
Aug. 10, 2022
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Moonyoung Kim, Suwon-si, KR;
Jeongil Kang, Suwon-si, KR;
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 1/42 (2007.01); G09G 1/00 (2006.01); H02M 1/00 (2007.01);
U.S. Cl.
CPC ...
H02M 1/4208 (2013.01); G09G 1/005 (2013.01); H02M 1/0032 (2021.05); G09G 2330/021 (2013.01);
Abstract
A display device includes a diode bridge configured to rectify input power; a power factor correction (PFC) circuit configured to control a power factor of the input power rectified by the diode bridge; a direct current (DC)/DC converter configured to change voltage of the input power received through the PFC circuit; and a PFC controller connected to the diode bridge and configured to selectively turn on or off the PFC circuit based on terminal voltages of lower diodes included in the diode bridge.