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. 27, 2016
Filed:
May. 01, 2015
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Sung-Yub Lee, Gyeonggi-do, KR;
Na-Yeon Cho, Gyeonggi-do, KR;
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 29/00 (2006.01); G11C 29/08 (2006.01); G11C 7/12 (2006.01); G11C 8/08 (2006.01); G11C 7/10 (2006.01); G11C 7/06 (2006.01);
U.S. Cl.
CPC ...
G11C 29/08 (2013.01); G11C 7/06 (2013.01); G11C 7/10 (2013.01); G11C 7/12 (2013.01); G11C 8/08 (2013.01);
Abstract
A semiconductor memory device may include: a memory cell array including first and second word lines coupled to first and second memory cells, respectively; a word line driving unit suitable for selectively driving the first and second word lines; and a test control unit suitable for enabling the first word line to write test data to the first memory cell, and enabling the second word line to write the test data to the second memory cell, during a test operation.