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:
Oct. 21, 2025
Filed:
Dec. 09, 2021
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Kangguo Cheng, Schenectady, NY (US);
Juntao Li, Cohoes, NY (US);
Ching-Tzu Chen, Ossining, NY (US);
Carl Radens, LaGrangeville, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10N 70/20 (2023.01); H10N 70/00 (2023.01);
U.S. Cl.
CPC ...
H10N 70/231 (2023.02); H10N 70/011 (2023.02); H10N 70/826 (2023.02); H10N 70/8413 (2023.02); H10N 70/8828 (2023.02);
Abstract
A phase change memory includes a phase change structure. There is a heater coupled to a first surface of the phase change structure. A first electrode is coupled to a second surface of the phase change structure. A second electrode coupled to a second surface of the heater. A third electrode is connected to a first lateral end of the phase change structure and a fourth electrode connected to a second lateral end of the phase change structure.