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:
Feb. 24, 1998
Filed:
Dec. 19, 1996
Applicant:
Inventors:
Soon Won Hong, Seoul, KR;
Jae Hyun Sone, Kyungki-Do, KR;
Assignee:
Hyundai Electronics Industries Co., Ltd., Kyungki-Do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
36518524 ; 3651852 ; 36518533 ;
Abstract
The circuit for controlling the threshold voltage in the flash memory cell according to the present invention comprises a circuit for generating a first voltage depending on the amount of a drain current in the memory cell; a first element for comparing the first voltage with a reference voltage and for generating a second voltage; and a second element for supplying a control gate voltage for the control gate of the memory cell depending on the second voltage.