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:
Jan. 02, 2024
Filed:
Aug. 10, 2022
Applicant:
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Inventor:
Jau-Yi Wu, Hsinchu, TW;
Assignee:
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 13/00 (2006.01); G11C 29/08 (2006.01); H10B 63/00 (2023.01);
U.S. Cl.
CPC ...
G11C 13/0069 (2013.01); G11C 13/0004 (2013.01); G11C 29/08 (2013.01); G11C 2013/0078 (2013.01); H10B 63/30 (2023.02);
Abstract
A process is provided to trim PCRAM cells to have consistent programming curves. Initial programming curves of PCRAM cells are measured. A target programming curve is set up for the PCRAM cells. Each PCRAM cell is then modulated individually to meet the target programming curve.