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:
Jul. 07, 2020

Filed:

Dec. 29, 2016
Applicant:

Kla-tencor Corporation, Milpitas, CA (US);

Inventors:

Prasanti Uppaluri, Saratoga, CA (US);

Rajesh Manepalli, Telangana, IN;

Ashok V. Kulkarni, San Jose, CA (US);

Saibal Banerjee, Fremont, CA (US);

John Kirkland, Milpitas, CA (US);

Assignee:

KLA-Tencor Corporation, Milpitas, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/00 (2017.01); H01L 21/66 (2006.01);
U.S. Cl.
CPC ...
G06T 7/0004 (2013.01); G06T 7/0006 (2013.01); H01L 22/12 (2013.01); G06T 2207/10061 (2013.01); G06T 2207/30148 (2013.01);
Abstract

A method includes receiving one or more sets of wafer data, identifying one or more primitives from one or more shapes in one or more layers in the one or more sets of wafer data, classifying each of the one or more primitives as a particular primitive type, identifying one or more primitive characteristics for each of the one or more primitives, generating a primitive database of the one or more primitives, generating one or more rules based on the primitive database, receiving one or more sets of design data, applying the one or more rules to the one or more sets of design data to identify one or more critical areas, and generating one or more wafer inspection recipes including the one or more critical areas for an inspection sub-system.


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