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:
Oct. 07, 1986
Filed:
Sep. 30, 1982
Applicant:
Inventors:
Yutaka Hayashi, Sakuramura, JP;
Yoshikazu Kojima, Tokyo, JP;
Masaaki Kamiya, Tokyo, JP;
Kojiro Tanaka, Tokyo, JP;
Assignees:
Agency of Industrial Science & Technology, Tokyo, JP;
Kabushiki Kaisha Daini Seikosha, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
365185 ; 365189 ; 357 235 ;
Abstract
In the non-volatile semiconductor memory of present invention, a select gate and a floating gate are formed on the surface portion of the substrate between a source region and the drain region also acting as a control gate through a gate oxide film. A part of a channel current is injected into the floating gate at the surface portion under the edge of the floating gate covered by the select gate.