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. 27, 2018

Filed:

Mar. 08, 2017
Applicant:

Hitachi Kokusai Electric Inc., Tokyo, JP;

Inventors:

Risa Yamakoshi, Toyama, JP;

Takashi Ozaki, Toyama, JP;

Masato Terasaki, Toyama, JP;

Naonori Akae, Toyama, JP;

Hideki Horita, Toyama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/02 (2006.01); C23C 16/34 (2006.01); C23C 16/455 (2006.01);
U.S. Cl.
CPC ...
H01L 21/0214 (2013.01); C23C 16/34 (2013.01); C23C 16/45527 (2013.01); H01L 21/0228 (2013.01);
Abstract

A method of manufacturing a semiconductor device may include: performing a cycle a predetermined number of times to form an oxynitride film on a substrate, the cycle including: (a) supplying a source gas to the substrate via a first nozzle; and (b) supplying a nitriding gas and an oxidizing gas to the substrate via a second nozzle different from the first nozzle, wherein (a) and (b) are performed non-simultaneously, wherein (b) may include: (b-1) supplying only the oxidizing gas while suspending a supply of the nitriding gas; and (b-2) simultaneously supplying the nitriding gas and the oxidizing gas, wherein (b-1) and (b-2) are consecutively performed.


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