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. 04, 2026
Filed:
Dec. 07, 2022
Applicant:
SK Hynix Inc., Icheon-si, KR;
Inventor:
Jae Hyun Han, Icheon-si, KR;
Assignee:
SK hynix Inc., Icheon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10B 63/00 (2023.01); H10N 70/00 (2023.01); H10N 70/20 (2023.01);
U.S. Cl.
CPC ...
H10B 63/80 (2023.02); H10N 70/25 (2023.02); H10N 70/8833 (2023.02);
Abstract
A semiconductor device includes: a bit line; a first barrier layer disposed on the bit line; a variable resistance layer disposed on the first barrier layer; a second barrier layer disposed on the variable resistance layer; and a word line disposed on the second barrier layer. A dielectric constant of the second barrier layer is greater than a dielectric constant of the first barrier layer.