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:
Jun. 18, 2019
Filed:
May. 15, 2018
Applicant:
SK Hynix Inc., Icheon-si, Gyeonggi-do, KR;
Inventor:
Jong Sam Kim, Cheongju-si, KR;
Assignee:
SK hynix Inc., Icheon-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); G11C 29/02 (2006.01); G11C 17/18 (2006.01); G11C 17/16 (2006.01);
U.S. Cl.
CPC ...
G11C 29/027 (2013.01); G11C 17/16 (2013.01); G11C 17/18 (2013.01);
Abstract
An error information storage circuit configured to write information stored in a plurality of fuse sets to a plurality of fuse latch sets of a core block and/or to write test data to the plurality of fuse latch sets. The test data is internally generated depending on a fuse clock signal, and the test data has values which cause opposite levels to be written in adjacent latches of the plurality of fuse latch sets.