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:
Jul. 11, 2000
Filed:
May. 28, 1998
Applicant:
Inventors:
Assignee:
Lattice Semiconductor Corp., Hillsboro, OR (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
257321 ; 257411 ;
Abstract
An improved EEPROM cell structure and a method of fabricating the same is provided so as to improve data retention. The EEPROM cell includes a stacked dielectric structure consisting of a thin tunnel oxide layer and a high-k dielectric layer to function as the tunneling dielectric barrier so as to suppress leakage current.