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:
Apr. 25, 2017
Filed:
Sep. 15, 2014
Applicant:
Silicon Storage Technology, Inc., San Jose, CA (US);
Inventors:
Jinho Kim, Saratoga, CA (US);
Nhan Do, Saratoga, CA (US);
Yuri Tkachev, Sunnyvale, CA (US);
Kai Man Yue, Shanghai, CN;
Xiaozhou Qian, Shanghai, CN;
Ning Bai, Shanghai, CN;
Assignee:
Silicon Storage Technology, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01); G11C 16/14 (2006.01); G11C 16/12 (2006.01); G11C 29/02 (2006.01);
U.S. Cl.
CPC ...
G11C 16/14 (2013.01); G11C 16/0425 (2013.01); G11C 16/12 (2013.01); G11C 29/021 (2013.01); G11C 29/028 (2013.01);
Abstract
A system and method to inhibit the erasing of a portion of a sector of split gate flash memory cells while allowing the remainder of the sector to be erased is disclosed. The inhibiting is controlled by control logic that applies one or more bias voltages to the portion of the sector whose erasure is to be inhibited.