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:
Mar. 25, 1997
Filed:
Jul. 28, 1995
Applicant:
Inventors:
Assignee:
Hyundai Electronics Industries Co., Ltd., Kyungki-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ;
U.S. Cl.
CPC ...
257316 ; 257319 ; 257321 ; 257324 ; 257412 ; 257754 ; 437 40 ; 437 52 ; 437228 ; 437235 ; 437233 ;
Abstract
The present invention discloses a split gate type flash EEPROM cell and a method of manufacturing the same which can prevent over-erasure of the flash EEPROM cell and decrease the cell area by forming a floating gate in the form of a spacer on a side wall of a select gate and by forming a control gate to surround the select gate and the floating gate.