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:
Dec. 02, 1997
Filed:
Dec. 27, 1996
Applicant:
Inventor:
Joo Weon Park, Seoul, KR;
Assignee:
Hyundai Electronics Industries Co., Ltd., Kyungki-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
36518509 ; 36518511 ; 365200 ;
Abstract
The present invention relates to a flash memory cell device having a repair circuit for replacing a fail cell of main memory cell arrays with a spare cell. The flash memory device according to the present invention comprises a main memory cell array, a redundancy cell block, a redundancy row decoder, a row decoder, a column decoder, a flag bit cell block, a flag cell transfer gate, a main sense amplifier and a flag sense amplifier.