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. 25, 2018
Filed:
Oct. 29, 2015
Applicant:
SK Hynix Inc., Icheon-si Gyeonggi-do, KR;
Inventor:
Haeng Seon Chae, Yongin-si, KR;
Assignee:
SK hynix Inc., Icheon-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 29/38 (2006.01); G11C 29/44 (2006.01); G11C 29/50 (2006.01);
U.S. Cl.
CPC ...
G11C 29/38 (2013.01); G11C 29/44 (2013.01); G11C 29/4401 (2013.01);
Abstract
A semiconductor system may include a first semiconductor device and a second semiconductor device. The first semiconductor device may be configured to output command signals and setting signals. The second semiconductor device may be configured to decode the command signals, extract setting codes from the setting signals, and test a memory cell array accessed by address patterns during at least one operation section corresponding to the setting codes to confirm whether the memory cell array includes at least one failed memory cell.