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:
Mar. 27, 2018
Filed:
Oct. 06, 2016
Applicant:
Toshiba Memory Corporation, Tokyo, JP;
Inventors:
Yusuke Ochi, Yokohama Kanagawa, JP;
Masanobu Shirakawa, Chigasaki Kanagawa, JP;
Assignee:
Toshiba Memory Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01); G06F 3/06 (2006.01); G11C 16/10 (2006.01); G11C 16/34 (2006.01); G11C 16/16 (2006.01); G06F 12/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0619 (2013.01); G06F 3/065 (2013.01); G06F 3/0659 (2013.01); G06F 3/0685 (2013.01); G06F 12/0638 (2013.01); G11C 16/0483 (2013.01); G11C 16/10 (2013.01); G11C 16/16 (2013.01); G11C 16/3459 (2013.01); G06F 2212/205 (2013.01);
Abstract
A semiconductor memory device includes a memory cell array including a block of memory cells, gates of which are connected to a plurality of word lines, and a control unit configured to perform a writing operation in response to a command received from the outside, the writing operation including applying a program level voltage to at least two word lines at the same time.