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. 29, 2015
Filed:
Oct. 23, 2013
Applicant:
Samsung Electronics Co., Ltd., Suwon-Si, Gyeonggi-Do, KR;
Inventors:
TaeHyun Kim, Seongnam-si, KR;
June-Hong Park, Seongnam-si, KR;
Sungwhan Seo, Hwaseong-si, KR;
Jinyub Lee, Seoul, KR;
Assignee:
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01); G11C 16/30 (2006.01); G11C 16/12 (2006.01);
U.S. Cl.
CPC ...
G11C 16/30 (2013.01); G11C 16/0483 (2013.01); G11C 16/12 (2013.01);
Abstract
An external power control method includes determining whether to apply a second external voltage to a first node according to a drop of a first external voltage; generating a flag signal according to a drop of the second external voltage when the second external voltage is applied to the first node; transferring a voltage of the first node to a second node in response to the flag signal; and discharging at least one voltage of an internal circuit connected to the second node in response to the flag signal.