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. 24, 2019
Filed:
Jul. 14, 2017
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Assignee:
SK hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 7/22 (2006.01); G11C 11/4093 (2006.01); G11C 11/4076 (2006.01); G11C 11/4096 (2006.01); G11C 7/10 (2006.01); G11C 5/06 (2006.01);
U.S. Cl.
CPC ...
G11C 7/22 (2013.01); G11C 7/222 (2013.01); G11C 11/4076 (2013.01); G11C 11/4093 (2013.01); G11C 11/4096 (2013.01); G11C 5/066 (2013.01); G11C 7/1006 (2013.01); G11C 7/1051 (2013.01); G11C 7/1084 (2013.01);
Abstract
A method for operating a memory device includes: receiving a write command; checking out whether a data strobe signal toggles or not after a given time passes from a moment when the write command is received; when the data strobe signal is checked out to be maintained at a uniform level, detecting voltage levels of a plurality of data pads; and performing an operation that is selected based on the voltage levels of the plurality of the data pads among a plurality of predetermined operations.