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:
Sep. 02, 2008
Filed:
Nov. 12, 2004
Applicants:
Steven G. Hansen, Phoenix, AZ (US);
Doug Van Den Broeke, Sunnyvale, CA (US);
Inventors:
Steven G. Hansen, Phoenix, AZ (US);
Doug Van Den Broeke, Sunnyvale, CA (US);
Assignee:
ASML Netherlands B.V., Veldhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 17/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of reversing the tone of an image to be printed in a layer of radiation sensitive material formed on a substrate includes defining a lithographic problem, designing a patterning device, determining a first illumination arrangement and a radiation sensitive material process capable of printing a positive tone of the lithographic feature; and determining a second illumination arrangement capable of printing a negative tone of the lithographic feature with the radiation sensitive material process.