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. 23, 2022
Filed:
Feb. 27, 2020
Applicant:
Kioxia Corporation, Tokyo, JP;
Inventors:
Hiroki Kawai, Inazawa Aichi, JP;
Daisuke Watanabe, Yokkaichi Mie, JP;
Toshihiko Nagase, Saitama Saitama, JP;
Assignee:
KIOXIA CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 45/00 (2006.01); H01L 27/24 (2006.01); H01L 27/22 (2006.01);
U.S. Cl.
CPC ...
H01L 27/2427 (2013.01); H01L 27/224 (2013.01); H01L 45/144 (2013.01);
Abstract
According to one embodiment, a variable resistance element includes a first electrode, a second electrode, and a variable resistance layer and a tellurium-containing compound layer disposed between the first electrode and the second electrode. The tellurium-containing compound layer contains tellurium, oxygen, and at least one element selected from tin, copper, and bismuth. In some examples, the tellurium-containing compound layer can function as a switching layer in a memory cell structure.