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:
May. 21, 2019
Filed:
Jan. 20, 2017
Applicant:
Toshiba Memory Corporation, Tokyo, JP;
Inventors:
Yoshihiko Kamata, Yokohama Kanagawa, JP;
Yoko Deguchi, Yokohama Kanagawa, JP;
Takuyo Kodama, Sagamihara Kanagawa, JP;
Tsukasa Kobayashi, Machida Tokyo, JP;
Mario Sako, Yokohama Kanagawa, JP;
Kosuke Yanagidaira, Fujisawa Kanagawa, JP;
Assignee:
Toshiba Memory Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/10 (2006.01); G11C 16/26 (2006.01); G11C 16/04 (2006.01); G11C 16/32 (2006.01);
U.S. Cl.
CPC ...
G11C 16/26 (2013.01); G11C 16/10 (2013.01); G11C 16/0483 (2013.01); G11C 16/32 (2013.01);
Abstract
A semiconductor memory device includes a memory cell, a bit line connected to the memory cell, and a sense amplifier connected to the memory cell through the bit line. The sense amplifier includes a sense node connected to the bit line, a first capacitive element connected to the sense node, and a static latch circuit connected to the sense node and retains data of the sense node.