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:
Feb. 21, 2017
Filed:
Nov. 05, 2015
Applicant:
SK Hynix Inc., Icheon-si, Gyeonggi-do, KR;
Inventors:
Assignee:
SK HYNIX INC., Icheon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); G11C 29/00 (2006.01); G11C 11/4096 (2006.01); G11C 11/408 (2006.01); G11C 11/406 (2006.01);
U.S. Cl.
CPC ...
G11C 29/76 (2013.01); G11C 11/406 (2013.01); G11C 11/4085 (2013.01); G11C 11/4087 (2013.01); G11C 11/4096 (2013.01);
Abstract
Various embodiments generally relate to a semiconductor device and a device for a semiconductor device, and more particularly, to a technology relating to a margin of a data retention time. The semiconductor device may include a repair detection unit configured to determine whether an inputted address is a repair address and output a repair detection signal. The semiconductor device may include a refresh control unit configured to simultaneously activate two or more word lines in response to a refresh command signal and sequentially activate the two or more word lines according to the repair detection signal.