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:
May. 22, 2012
Filed:
Mar. 18, 2009
Applicants:
Juan Andres Torres Robles, Wilsonville, OR (US);
Andrew Michael Jost, Tigard, OR (US);
Mark C. Simmons, Wilsonville, OR (US);
George P. Lippincott, Lake Oswego, OR (US);
Inventors:
Juan Andres Torres Robles, Wilsonville, OR (US);
Andrew Michael Jost, Tigard, OR (US);
Mark C. Simmons, Wilsonville, OR (US);
George P. Lippincott, Lake Oswego, OR (US);
Assignee:
Mentor Graphics Corporation, Wilsonville, OR (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 17/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pre-bias optical proximity correction (OPC) method allows faster convergence during OPC iterations, providing an initial set of conditions to edge fragments of a layout based on density conditions near the edge fragments.