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:
Oct. 15, 2019
Filed:
Aug. 23, 2017
Applicant:
SK Hynix Inc., Icheon-si Gyeonggi-do, KR;
Inventors:
Sang Ah Hyun, Chungju-si, KR;
Yunyoung Lee, Icheon-si, KR;
Assignee:
SK hynix Inc., Icheon-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/10 (2006.01); G11C 8/08 (2006.01); G11C 11/406 (2006.01); G11C 7/02 (2006.01);
U.S. Cl.
CPC ...
G11C 7/1087 (2013.01); G11C 8/08 (2013.01); G11C 11/40603 (2013.01); G11C 11/40611 (2013.01); G11C 11/40618 (2013.01); G11C 7/02 (2013.01);
Abstract
A semiconductor device may include a latch circuit configured for storing a row address including information on a position where a smart refresh operation has been performed, as a storage address. The semiconductor device may include a refresh control circuit configured for controlling, depending on a result of comparing a row address inputted from an exterior and the storage address, a smart refresh operation to be performed for the row address, and omitting the smart refresh operation based on the row address and the storage address being the same combination.