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.
Patent No.:
Date of Patent:
Aug. 22, 2023
Filed:
Dec. 05, 2019
Applicant:
Asml Netherlands B.v., Veldhoven, NL;
Inventors:
Frank Staals, Eindhoven, NL;
Christoph Rene Konrad Cebulla Hennerkes, Felton, CA (US);
Assignee:
ASML Netherlands B.V., Veldhoven, NL;
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/20 (2006.01); G03F 7/00 (2006.01);
U.S. Cl.
CPC ...
G03F 7/70641 (2013.01);
Abstract
Disclosed is a method for selecting a structure for focus monitoring. The method comprises: simulating a Bossung response with focus of a focus dependent parameter, for one or more different structures; and selecting a structure for focus monitoring in a manufacturing process based on the results of said simulating step. The simulating step may be performed using a computational lithography simulation.