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:
Jun. 05, 2018
Filed:
Apr. 19, 2016
Applicant:
Samsung Display Co., Ltd., Yongin, Gyeonggi-do, KR;
Inventors:
Sang Hyun Lee, Yongin-si, KR;
Moon Shik Kang, Yongin-si, KR;
Assignee:
SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/15 (2006.01); H02M 3/156 (2006.01); H02M 3/335 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 1/15 (2013.01); H02M 3/156 (2013.01); H02M 3/33507 (2013.01); H02M 2001/0009 (2013.01);
Abstract
A power supply includes a direct current to direct current converter that includes at least one switching element and that converts an externally supplied input voltage to an output voltage and then supplies the output voltage to a load, a current sensor that detects a frequency of a load current by sensing the load current, and a switching controller that sets a switching frequency corresponding to the frequency of the load current and that controls an operation of the at least one switching element according to the set switching frequency.