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. 17, 2019
Filed:
Sep. 11, 2018
Applicant:
Toshiba Memory Corporation, Minato-ku, Tokyo, JP;
Inventors:
Yuki Inuzuka, Yokohama Kanagawa, JP;
Yoshinori Suzuki, Chigasaki Kanagawa, JP;
Assignee:
TOSHIBA MEMORY CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 13/00 (2006.01);
U.S. Cl.
CPC ...
G11C 13/004 (2013.01); G11C 13/003 (2013.01); G11C 13/0004 (2013.01); G11C 13/0026 (2013.01); G11C 13/0002 (2013.01);
Abstract
According to one embodiment, a semiconductor memory device, includes a resistance change type memory cell; a first charge section into which a charge based on a current flowing in the memory cell is charged; a second charge section coupled to the first charge section via a switch element; a sense amplifier configured to determine data stored in the memory cell based on the charge charged into the second charge section; and a control circuit configured to control the first charge section, the second charge section, and the sense amplifier.