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. 08, 2015
Filed:
Aug. 12, 2013
Applicant:
SK Hynix Inc., Icheon-si Gyeonggi-do, KR;
Inventors:
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G11C 19/00 (2006.01); G06F 3/06 (2006.01); G11C 11/4078 (2006.01); G11C 11/408 (2006.01); G11C 8/08 (2006.01);
U.S. Cl.
CPC ...
G11C 19/00 (2013.01); G06F 3/0614 (2013.01); G06F 3/0619 (2013.01); G11C 8/08 (2013.01); G11C 11/408 (2013.01); G11C 11/4078 (2013.01);
Abstract
A semiconductor device includes a first stage register for storing events occurring for a first period, a second stage register for storing events occurring for a second period shorter than the first period and a controller for controlling the second stage register to select events from the second stage register each having a reference value larger than a second threshold value to the first stage register and for controlling the first stage register to store events which are selected from the second stage register.