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:
Nov. 22, 2022
Filed:
Oct. 19, 2020
Applicant:
Silicon Storage Technology, Inc., San Jose, CA (US);
Inventors:
Leo Xing, Shanghai, CN;
Chunming Wang, Shanghai, CN;
Xian Liu, Sunnyvale, CA (US);
Nhan Do, Saratoga, CA (US);
Guangming Lin, Shanghai, CN;
Yaohua Zhu, Shanghai, CN;
Assignee:
SILICON STORAGE TECHNOLOGY, INC., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/12 (2006.01); G11C 16/26 (2006.01); G11C 16/14 (2006.01);
U.S. Cl.
CPC ...
G11C 16/12 (2013.01); G11C 16/14 (2013.01); G11C 16/26 (2013.01); G11C 2216/04 (2013.01);
Abstract
The present invention relates to a flash memory device that uses strap cells in a memory array of non-volatile memory cells as source line pull down circuits. In one embodiment, the strap cells are erase gate strap cells. In another embodiment, the strap cells are source line strap cells. In another embodiment, the strap cells are control gate strap cells. In another embodiment, the strap cells are word line strap cells.