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:
Jan. 19, 2010
Filed:
Jan. 27, 2006
Applicants:
Qunying Lin, Singapore, SG;
Sia Kim Tan, Singapore, SG;
Liang-choo Hsia, Singapore, SG;
Inventors:
Assignee:
Chartered Semiconductor Manufacturing Ltd., Singapore, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 27/54 (2006.01); G03B 27/72 (2006.01);
U.S. Cl.
CPC ...
Abstract
A phase shifting photolithography system includes inserting a phase shift component in a path of an illumination, wherein the phase shift component modifies a portion of the illumination to a different, and controlling an aperture shutter of the phase shift component modifying an interference of the illumination and the illumination with the different phase.