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:
Jul. 12, 2016

Filed:

Mar. 18, 2013
Applicant:

Hitachi Kokusai Electric Inc., Tokyo, JP;

Inventors:

Yoshiro Hirose, Toyama, JP;

Ryota Sasajima, Toyama, JP;

Yoshinobu Nakamura, Toyama, JP;

Ryuji Yamamoto, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/31 (2006.01); H01L 21/02 (2006.01); C23C 16/30 (2006.01); C23C 16/455 (2006.01);
U.S. Cl.
CPC ...
H01L 21/0228 (2013.01); C23C 16/30 (2013.01); C23C 16/45531 (2013.01); C23C 16/45546 (2013.01); C23C 16/45557 (2013.01); H01L 21/02126 (2013.01); H01L 21/02167 (2013.01); H01L 21/02211 (2013.01);
Abstract

A method includes: forming a thin film on a substrate by performing a cycle a predetermined number of times, the cycle including: (a) supplying a source gas to the substrate in a process chamber; and (b) supplying a reactive gas to the substrate in the process chamber, wherein at least one of (a) and (b) includes: (c) supplying the source gas or the reactive gas at a first flow rate with exhaust of an inside of the process chamber being suspended until an inner pressure of the process chamber reaches a predetermined pressure; and (d) supplying the source gas or the reactive gas at a second flow rate less than the first flow rate with exhaust of the inside of the process chamber being performed while maintaining the inner pressure of the process chamber at the predetermined pressure after the inner pressure of the process chamber reaches the predetermined pressure.


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