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:
Jul. 28, 2015
Filed:
Jun. 03, 2011
Applicant:
Kyung-hwan SO, Seoul, KR;
Inventor:
Kyung-hwan So, Seoul, KR;
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Suwon-Si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 3/14 (2006.01); H02M 3/335 (2006.01); H02M 1/00 (2007.01);
U.S. Cl.
CPC ...
H02M 3/33507 (2013.01); H02M 2001/0032 (2013.01); Y02B 70/16 (2013.01);
Abstract
A switching mode power supply (SMPS) and a power supply method using the SMPS, the SMPS including: a rectifier to rectify an alternating current (AC) voltage; a first switching unit to switch the voltage rectified by the rectifier; a first switching control unit to control the first switching unit; and a power blocking unit to block power supply to the first switching control unit in a power saving mode.