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.

Date of Patent:
Feb. 03, 2009

Filed:

Oct. 25, 2006
Applicants:

Won-yong Koh, Taejon, KR;

Chun-soo Lee, Taejon, KR;

Inventors:

Won-Yong Koh, Taejon, KR;

Chun-soo Lee, Taejon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05H 1/24 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for forming thin films of a semiconductor device is provided. The thin film formation method presented here is based upon a time-divisional process gas supply in a chemical vapor deposition (CVD) method, where the process gases are supplied and purged sequentially, and additionally plasma is generated in synchronization with the cycle of pulsing reactant gases. A method of forming thin films that possess a property of gradient composition profile is also presented.


Find Patent Forward Citations

Koh, Won-Yong. (2009). Thin film forming method (U.S. Patent No. 7485349). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7485349

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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