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:
Jun. 05, 2007
Filed:
Feb. 28, 2005
Amitay Levi, Cupertino, CA (US);
Pavel Klinger, San Jose, CA (US);
Bomy Chen, Cupertino, CA (US);
Hieu Van Tran, San Jose, CA (US);
Dana Lee, Santa Clara, CA (US);
Jack E. Frayer, Boulder Creek, CA (US);
Amitay Levi, Cupertino, CA (US);
Pavel Klinger, San Jose, CA (US);
Bomy Chen, Cupertino, CA (US);
Hieu Van Tran, San Jose, CA (US);
Dana Lee, Santa Clara, CA (US);
Jack E. Frayer, Boulder Creek, CA (US);
Silicon Storage Technology, Inc., Sunnyvale, CA (US);
Abstract
A nonvolatile memory cell having a floating gate for the storage of charges thereon has a control gate and a separate erase gate. The cell is programmed by hot channel electron injection and is erased by poly to poly Fowler-Nordheim tunneling. A method for making an array of unidirectional cells in a planar substrate, as well as an array of bidirectional cells in a substrate having a trench, is disclosed. An array of such cells and a method of making such an array is also disclosed.