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:
Jan. 11, 2005
Filed:
Dec. 05, 2002
Applicant:
Seung Ho Chang, Cheongjoo-Shi, KR;
Inventor:
Seung Ho Chang, Cheongjoo-Shi, KR;
Assignee:
Hynix Semiconductor Inc., Ichon-Shi, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 1606 ;
U.S. Cl.
CPC ...
Abstract
The present invention relates to a flash memory device and a method of erasing the same. Pre-program and post-program operations are performed using an automatic verify program method, and an erase operation is performed using an iterative program and verify method, by the use of sense amplifiers that can perform the iterative program and verify method and the automatic verify program method.