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. 29, 2022
Filed:
Aug. 31, 2020
Applicants:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Electronic Devices & Storage Corporation, Tokyo, JP;
Inventors:
Tsuyoshi Midorikawa, Kanagawa, JP;
Toshiaki Dozaka, Kanagawa, JP;
Assignees:
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/419 (2006.01);
U.S. Cl.
CPC ...
G11C 11/419 (2013.01);
Abstract
According to one embodiment, there is provided a semiconductor memory device including a bit cell, a pair of bit lines and an assist circuit. The pair of bit lines are electrically connected to the bit cell. The assist circuit is configured to be connected to the bit lines and including one or more capacitive elements. A ratio between a parasitic capacitance value of each of the bit lines and a capacitance value of the assist circuit is adjustable.