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. 13, 2016
Filed:
Dec. 15, 2014
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/24 (2006.01); G11C 7/14 (2006.01); G11C 16/08 (2006.01); G11C 16/34 (2006.01);
U.S. Cl.
CPC ...
G11C 16/24 (2013.01); G11C 7/14 (2013.01); G11C 16/08 (2013.01); G11C 16/3427 (2013.01);
Abstract
An operating method includes biasing channel regions of unselected cell strings among the cell strings to an initial voltage while applying a first pass voltage to the plurality of word lines; floating the channel regions of the unselected cell strings; increasing the first pass voltage to a second pass voltage during the floating of the channel regions; and reading data from selected memory cells of selected cell strings among the cell strings.