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:
Dec. 05, 2017
Filed:
Jun. 28, 2016
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventor:
Hee-Won Kang, Gyeonggi-do, KR;
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 29/00 (2006.01); G11C 29/38 (2006.01); G06F 11/27 (2006.01); G01R 31/3187 (2006.01); G11C 29/44 (2006.01); G11C 29/16 (2006.01); G11C 29/36 (2006.01);
U.S. Cl.
CPC ...
G11C 29/38 (2013.01); G01R 31/3187 (2013.01); G06F 11/27 (2013.01); G11C 29/16 (2013.01); G11C 29/36 (2013.01); G11C 29/44 (2013.01);
Abstract
A built-in self-test circuit includes a command storage unit that stores commands inputted from an external device, an input/output control unit that controls the command storage unit to sequentially store the commands and sequentially output stored commands as internal commands in a test operation, and a command decoder unit that decodes the internal commands outputted from the command storage unit and outputs a test command.