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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.:

US 12721051 B1

PDFFull Text
Date of Patent:
Aug. 25, 2026

Filed:

Feb. 27, 2024

Phase-change random access memory device and methods of making the same

Applicant:

Taiwan Semiconductor Manufacturing Company Limited, Hsinchu, TW;

Inventor:

Jau-Yi Wu, Zhubei City, TW;

Assignee:

Taiwan Semiconductor Manufacturing Company Limited, Hsinchu, TW;

Attorney:

The Marbury Law Group, PLLC

Primary Examiner:

Daniel P Shook

Int. Cl.
CPC ...
H10N 70/20 (2023.01); G11C 13/00 (2006.01); H10B 63/00 (2023.01); H10N 70/00 (2023.01);
U.S. Cl.
CPC ...
H10N 70/231 (2023.02); G11C 13/0004 (2013.01); G11C 13/003 (2013.01); H10B 63/30 (2023.02); H10N 70/021 (2023.02); H10N 70/826 (2023.02); H10N 70/8828 (2023.02); G11C 2213/79 (2013.01);
Abstract

A phase-change memory device and method of manufacturing the same, the memory device including: a substrate; a bottom electrode disposed over the substrate; a top electrode disposed over the bottom electrode; and a phase-change layer disposed between the top and bottom electrodes. The phase change layer includes a chalcogenide Ge—Sb—Te (GST) material that includes at least 30 at % Ge and that is doped with a dopant including N, Si, Sc, Ga, C, or any combination thereof.

Find Patent Forward Citations

Wu, Jau-Yi. (2026). Phase-change random access memory device and methods of making the same (U.S. Patent No. 12721051). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12721051

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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