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:
Feb. 02, 2021
Filed:
Apr. 20, 2018
Mentor Graphics Corporation, Wilsonville, OR (US);
Fedor G. Pikus, Beaverton, OR (US);
Mentor Graphics Corporation, Wilsonville, OR (US);
Abstract
Systems and methods for multi-patterning in layout design data. A method includes receiving a coloring rule by a computer system. The method includes applying the coloring rule to the layout design data to identify a unique uncolored geometric element corresponding to the rule, by the computer system. The method includes, when the applied rule did not identify the unique uncolored geometric element corresponding to the rule, repeat the receiving and applying processes with a different coloring rule. The method includes, when the applied rule did identify the unique uncolored geometric element corresponding to the rule, assigning a patterning color to the unique uncolored geometric element, by the computer system.