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.

Date of Patent:
Sep. 03, 2019

Filed:

Sep. 29, 2017
Applicant:

Globalfoundries Inc., Grand Cayman, KY;

Inventors:

Hongxin Zhang, Clifton Park, NY (US);

Shaowen Gao, Clifton Park, NY (US);

Norman Chen, Malta, NY (US);

Assignee:

GLOBALFOUNDRIES INC., Grand Cayman, KY;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G05B 19/418 (2006.01); G06F 17/50 (2006.01);
U.S. Cl.
CPC ...
G05B 19/41845 (2013.01); G05B 2219/36089 (2013.01); G05B 2219/45031 (2013.01);
Abstract

A method disclosed herein includes: converting an image of a manufactured circuit to a plurality of representative contours, the plurality of representative contours corresponding to printed features in the manufactured circuit; generating a risk inventory for the manufactured circuit based on the plurality of representative contours, the risk inventory being configured to identify at least one process sensitive geometry (PSG) in the manufactured circuit; generating a common process window (CPW) for the manufactured circuit based on the plurality of representative contours and the risk inventory, the CPW being indicative of manufacturing reliability of each feature in the manufactured circuit; and generating instructions to adjust a manufacturing tool for creating the manufactured circuit, based on the generated CPW.


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