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. 01, 2008
Filed:
Dec. 06, 2005
Kwang Chul Joo, Kyeongki-do, KR;
Kwang Chul Joo, Kyeongki-do, KR;
Hynix Semiconductor Inc., Kyoungki-do, KR;
Abstract
A method of manufacturing a dielectric film of a flash memory device, including the steps of providing a semiconductor substrate having floating gates formed therein, performing an oxidization process in a decompression state to form a first oxide film of a thin film on the semiconductor substrate including the floating gates, and sequentially forming a nitride film and a second oxide film on the first oxide film to form a dielectric film having the first oxide film, the nitride film and the second oxide film.
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