首页> 外国专利> Apparatus, system, method and storage medium for image inspection result determination and verifying false defect detections due to position matching errors

Apparatus, system, method and storage medium for image inspection result determination and verifying false defect detections due to position matching errors

机译:用于图像检查结果确定和验证由于位置匹配错误而导致的虚假缺陷检测的设备,系统,方法和存储介质

摘要

An apparatus for verifying an inspection result includes an inspection result obtaining unit to obtain inspection result indicating defect amount and defect position in a scanned image, from an inspection result of defect judgment of the scanned image with respect to an inspection reference image, the defect judgment being performed through dividing at least one of the scanned image and the inspection reference image and conducting position matching of the scanned image and inspection reference image; and a verification unit to count defect amount occurring to the scanned image, to determine whether a defect pattern occurring to the scanned image matches a pre-set condition corresponding to a false detection condition causable by failure of the position matching, and to determine that defect occurring to the scanned image is a false detection when the counted defect amount is a threshold or more, and the defect pattern matches the false detection condition.
机译:用于检查检查结果的装置包括检查结果获取单元,该检查结果获取单元从扫描图像相对于检查参考图像的缺陷判断的检查结果中获取指示扫描图像中的缺陷量和缺陷位置的检查结果。通过划分扫描图像和检查参考图像中的至少一个并进行扫描图像和检查参考图像的位置匹配来执行;检验单元对发生在扫描图像上的缺陷量进行计数,以确定发生在扫描图像上的缺陷图案是否与对应于由于位置匹配失败而导致的错误检测条件的预设条件相符,并确定该缺陷当计数的缺陷量为阈值以上并且缺陷图案与错误检测条件匹配时,在扫描图像上发生错误是错误检测。

著录项

  • 公开/公告号US9524545B2

    专利类型

  • 公开/公告日2016-12-20

    原文格式PDF

  • 申请/专利权人 TAKAHIRO FUKASE;

    申请/专利号US201414486900

  • 发明设计人 TAKAHIRO FUKASE;

    申请日2014-09-15

  • 分类号G06T7/00;B41F33/00;G06K9/03;H04N1/00;

  • 国家 US

  • 入库时间 2022-08-21 13:43:15

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