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. 07, 2003
Filed:
May. 21, 2001
Applicant:
Inventor:
Chiou-Feng Chen, Cupertino, CA (US);
Assignee:
Actrans System Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/18238 ;
U.S. Cl.
CPC ...
H01L 2/18238 ;
Abstract
Memory cell array and process of fabrication in which a floating gate is formed on a substrate for each of a plurality of memory cells, a control gate is formed above and in vertical alignment with each of the floating gates, source regions are formed in the substrate between and partially overlapped by first edge portions of the floating gates in adjacent ones of the cells, bit lines are formed in the substrate midway between second edge portions of the floating gates in adjacent ones of the cells, and a select gate is formed across the control gates, the floating gates, the bit lines and the source regions.