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. 08, 2025

Filed:

Jun. 05, 2020
Applicant:

Asml Netherlands B.v., Veldhoven, NL;

Inventors:

Vahid Bastani, Eindhoven, NL;

Dag Sonntag, Eindhoven, NL;

Reza Sahraeian, Eindhoven, NL;

Dimitra Gkorou, Eindhoven, NL;

Assignee:

ASML NETHERLANDS B.V., Veldhoven, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/00 (2006.01); G06N 20/00 (2019.01); H01L 21/66 (2006.01);
U.S. Cl.
CPC ...
G06N 20/00 (2019.01); G03F 7/705 (2013.01); G03F 7/70616 (2013.01);
Abstract

A method of determining a contribution of a process feature to the performance of a process of patterning substrates. The method may include obtaining a first model trained on first process data and first performance data. One or more substrates may be identified based on a quality of prediction of the first model when applied to process data associated with the one or more substrates. A second model may be trained on second process data and second performance data associated with the identified one or more substrates. The second model may be used to determine the contribution of a process feature of the second process data to the second performance data associated with the one or more substrates.


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