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:
Sep. 01, 2020
Filed:
Sep. 02, 2018
Toshiba Memory Corporation, Tokyo, JP;
Yuki Shimizu, Kamakura Kanagawa, JP;
Yoshihiko Kamata, Yokohama Kanagawa, JP;
Tsukasa Kobayashi, Machida Tokyo, JP;
Hideyuki Kataoka, Kawasaki Kanagawa, JP;
Koji Kato, Yokohama Kanagawa, JP;
Takumi Fujimoto, Yokohama Kanagawa, JP;
Yoshinao Suzuki, Yokohama Kanagawa, JP;
Yuui Shimizu, Yokohama Kanagawa, JP;
TOSHIBA MEMORY CORPORATION, Tokyo, JP;
Abstract
A semiconductor memory device comprises a first memory cell array including a first memory cell and a second memory cell array including a second memory cell, a first transistor electrically connectable to a first end of the first memory cell via a first source line, a second transistor connectable to a first end of the second memory cell via a second source line, a pad supplied with a reference voltage from outside, a first wiring that electrically connects the first transistor and the pad, and a second wiring that is different from the first wiring and electrically connects the second transistor and the pad.