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. 28, 2023
Filed:
Aug. 10, 2020
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Ja Bin Lee, Hwaseong-si, KR;
Zhe Wu, Seoul, KR;
Kwangmin Park, Seoul, KR;
Gwangguk An, Seoul, KR;
Dongho Ahn, Hwaseong-si, KR;
Seung-Geun Yu, Seoul, KR;
Jinwoo Lee, Seoul, KR;
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/24 (2006.01); H01L 45/00 (2006.01);
U.S. Cl.
CPC ...
H01L 45/146 (2013.01); H01L 27/2463 (2013.01); H01L 45/1253 (2013.01); H01L 45/144 (2013.01);
Abstract
A variable resistance memory device includes a plurality of memory cells arranged on a substrate. Each of the memory cells includes a selection element pattern and a variable resistance pattern stacked on the substrate. The selection element pattern includes a first selection element pattern having a chalcogenide material and a second selection element pattern having a metal oxide and coupled to the first selection element pattern.