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:
Oct. 13, 2020
Filed:
Aug. 30, 2019
Toshiba Memory Corporation, Tokyo, JP;
Hiroyuki Hara, Fujisawa Kanagawa, JP;
TOSHIBA MEMORY CORPORATION, Tokyo, JP;
Abstract
A semiconductor memory device includes first wirings above a substrate and extending in a first direction, second wirings above the first wirings and extending in a second direction crossing the first direction, third wirings above the second wirings and extending in the first direction, memory cells between the first and second wirings and between the second and third wirings, a first multiplexer that extends in the second direction, is connected to the first wirings, and is provided in a first region which overlaps with the first, second, and third wirings in a third direction that crosses the first and second directions, and a second multiplexer that extends in the first direction, is connected to the second wirings, and is provided in a second region which overlaps with the first, second, and third wirings in the third direction.