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:
May. 17, 2022
Filed:
Apr. 21, 2021
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventor:
Seok In Hong, Gyeonggi-do, KR;
Assignee:
SK hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/07 (2006.01); G11C 5/14 (2006.01); H02M 1/088 (2006.01);
U.S. Cl.
CPC ...
H02M 3/07 (2013.01); G11C 5/145 (2013.01); G11C 5/147 (2013.01); H02M 1/088 (2013.01); H02M 3/077 (2021.05);
Abstract
An internal voltage generation circuit may include an oscillation circuit, a signal generation circuit, and a pumping circuit. The oscillation circuit may generate an oscillation signal. The signal generation circuit may generate first and second pumping driving signals on the basis of the oscillation signal. The pumping circuit may generate a pumping voltage through a pumping operation on the basis of the first and second pumping driving signals.