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:
Jul. 27, 2010
Filed:
Apr. 02, 2008
Applicants:
Toshiaki Edahiro, Yokohama, JP;
Takuya Futatsuyama, Yokohama, JP;
Toshiyuki Enda, Zushi, JP;
Inventors:
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for programming a semiconductor memory device including such a program sequence as to program target threshold levels constituting multi-level data into multiple memory cells, which are simultaneously selected, wherein the program sequence is controlled to finish programming the multiple memory cells in order of height of the target threshold levels.