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:
Aug. 30, 2022
Filed:
Mar. 11, 2021
Kioxia Corporation, Tokyo, JP;
Yuta Sato, Yokohama Kanagawa, JP;
Tomomasa Ueda, Yokohama Kanagawa, JP;
Nobuyoshi Saito, Tokyo, JP;
Keiji Ikeda, Kawasaki Kanagawa, JP;
KIOXIA CORPORATION, Tokyo, JP;
Abstract
A semiconductor device of an embodiment includes a substrate, a first electrode, a second electrode, the first electrode provided between the substrate and the second electrode, the oxide semiconductor layer in contact with the first electrode, an oxide semiconductor layer between the first electrode and the second electrode, the oxide semiconductor layer contains Zn and at least one first element selected from In, Ga, Si, Al, and Sn; a conductive layer between the oxide semiconductor layer and the second electrode, the conductive layer in contact with the second electrode, the conductive layer contains O and at least one second element selected from the group consisting of In, Ga, Si, Al, Sn, Zn, and Ti, a gate electrode; and a gate insulating layer between the oxide semiconductor layer and the gate electrode.