検品装置、その制御方法、及びそのプログラム

Title:

検品装置、その制御方法、及びそのプログラム

Document Type and Number:

Japanese Patent JP7434020

Kind Code:

B2

Abstract:

A verification apparatus includes a controller to display a screen in which a reference image as a verification target image is user selectable, to set, based on user input and. on the displayed reference image, a feature point of the reference image, and a reference region of a predetermined pattern formed in advance on a recording medium on which the verification target image is to be formed, to extract the set feature point from a read image, to specify, based on a positional relationship between the feature point and the screen set reference region, from an image position of the extracted feature point, a first region on the read image, indicating a region where the predetermined pattern should have been formed, and a second region other than the first, and to perform verification for the first region by a first algorithm, and for the second region by a second algorithm.

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Inventors:

Junichi Goda
Yosuke Obayashi
Minoru Kobegawa
Masanori Ichikawa

Application Number:

JP2020056620A

Publication Date:

February 20, 2024

Filing Date:

March 26, 2020

Export Citation:

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Assignee:

Canon Inc

International Classes:

B41J29/393; B41J29/46; G03G21/00; G06T1/00; H04N1/387

Domestic Patent References:

JP2013196456A
JP9198503A
JP2003136818A
JP2018031963A
JP2019025721A
JP2015024613A
JP2011070548A
JP2007310567A
JP2013195350A

Foreign References:

US20190212955

Attorney, Agent or Firm:

Patent Attorney Corporation Otsuka International Patent Office

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