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:
Jul. 20, 2010
Filed:
Jun. 30, 2006
Applicants:
Kwon Hong, Seongnam-si, KR;
Eun Shil Park, Namyangju-si, KR;
Inventors:
Kwon Hong, Seongnam-si, KR;
Eun Shil Park, Namyangju-si, KR;
Assignee:
Hynix Semiconductor Inc., Icheon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/3205 (2006.01);
U.S. Cl.
CPC ...
Abstract
A flash memory device and a method of manufacturing the same is disclosed. A gate dielectric film formed between a floating gate and a control gate of a flash memory device is formed by laminating an oxide film and a ZrOfilm. Accordingly, the reliability of the flash memory can be improved while securing a high coupling ratio.