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:
May. 28, 2024

Filed:

Jun. 09, 2022
Applicant:

Kokusai Electric Corporation, Tokyo, JP;

Inventors:

Kazuyoshi Yamamoto, Toyama, JP;

Hidemoto Hayashihara, Toyama, JP;

Kayoko Yashiki, Toyama, JP;

Kazuhide Asai, Toyama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/66 (2006.01); H01L 21/67 (2006.01);
U.S. Cl.
CPC ...
H01L 22/20 (2013.01); H01L 21/67248 (2013.01); H01L 21/67253 (2013.01);
Abstract

According to one aspect of the technique, there is provided a technique, including: a process chamber in which a substrate is processed; a memory that stores recipe information describing a procedure that executes the processing of the substrate, process data accumulated during the processing of a plurality of substrates, variation quality data calculated from the process data, and comparison data to be compared with the variation quality data; a monitor configured to monitor the process data; an analyzer configured to compare the variation quality data with the comparison data to obtain a reproduction index indicating a reproducibility of the comparison data, and calculate a correction value of setting information included in the recipe information when the reproduction index is smaller than a predetermined value; and a controller configured to be capable of correcting the setting information included in the recipe information with the correction value.


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