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. 29, 2024
Filed:
May. 14, 2021
Applicant:
United Microelectronics Corp., Hsin-Chu, TW;
Inventors:
Kuo-Hsing Lee, Hsinchu County, TW;
Sheng-Yuan Hsueh, Tainan, TW;
Chi-Horn Pai, Tainan, TW;
Chih-Kai Kang, Tainan, TW;
Assignee:
UNITED MICROELECTRONICS CORP., Hsin-Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10B 20/20 (2023.01); G11C 17/16 (2006.01);
U.S. Cl.
CPC ...
H10B 20/20 (2023.02); G11C 17/16 (2013.01);
Abstract
A bit cell structure for one-time programming is provided in the present invention, including a substrate, a first doped region in the substrate and electrically connecting a source line, a second doped region in the substrate and having a source and a drain electrically connecting a bit line, a heavily-doped channel in the substrate and connecting the first doped region and the source of second doped region, and a word line crossing over the second dope region between the source and the drain.