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:
Sep. 23, 2014
Filed:
Sep. 06, 2011
Applicants:
Duk-min Kwon, Seoul, KR;
Ki-whan Song, Yongin-si, KR;
Inventors:
Duk-Min Kwon, Seoul, KR;
Ki-Whan Song, Yongin-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); H02M 3/07 (2006.01); G11C 5/14 (2006.01); G11C 16/30 (2006.01); H02M 1/00 (2006.01); G11C 8/08 (2006.01);
U.S. Cl.
CPC ...
H02M 3/073 (2013.01); H02M 2003/075 (2013.01); H02M 2001/009 (2013.01); G11C 8/08 (2013.01); G11C 5/145 (2013.01); G11C 16/30 (2013.01);
Abstract
A voltage generator comprises a first booster that generates a first high voltage, and a second booster that generates a second high voltage by boosting an external voltage. The first booster comprises a comparator that controls a boosting operation with reference to the fed back first high voltage and uses the second high voltage as a drive voltage.