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:
Dec. 09, 2025
Filed:
Dec. 26, 2023
Research & Business Foundation Sungkyunkwan University, Suwon-si, KR;
Research & Business Foundation SUNGKYUNKWAN UNIVERSITY, Suwon-si, KR;
Abstract
There is provided a method of extracting a noise defect from defect data. The method comprises obtaining the defect data including data on a plurality of defects, determining one of a plurality of abnormal value calculators for calculating abnormal values using each of a variety of predetermined calculation methods and calculating an abnormal value for each of the plurality of defects using one of the plurality of abnormal value calculator, generating a frequency histogram for each of the plurality of defects using the abnormal value, calculating similarity between the plurality of defects using the frequency histogram for each of the plurality of defects, and extracting the noise defect from the plurality of defects based on the similarity