Title:
DEFECTIVE NOZZLE ESTIMATION DEVICE, DEFECTIVE NOZZLE ESTIMATION METHOD, DEFECTIVE NOZZLE ESTIMATION PROGRAM, PRINTING DEVICE, AND METHOD FOR MANUFACTURING PRINTED MATTER
Document Type and Number:
WIPO Patent Application WO/2022/186108
Kind Code:
A1
Abstract:
Provided are a defective nozzle estimation device, a defective nozzle estimation method, a defective nozzle estimation program, a printing device, and a method for manufacturing printed matter that estimate a defective nozzle in a short period of time. A position of an image defect of printed matter resulting from a defective nozzle in captured data based on a captured image obtained by capturing the printed matter with a scanner is acquired, a first pixel value at the position of the image defect of the captured data is acquired, a second pixel value at a position corresponding to a position of an image defect of reference data is acquired, and at least one defective nozzle candidate causing the image defect of the printed matter is estimated from the first pixel value and the second pixel value using a learning model.
Inventors:
SEKI MASAKI (JP)
Application Number:
PCT/JP2022/008165
Publication Date:
September 09, 2022
Filing Date:
February 28, 2022
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
B41J2/01; B41J29/393
Foreign References:
| JP2018051846A | 2018-04-05 | |||
| JP2013147003A | 2013-08-01 | |||
| JP2020186938A | 2020-11-19 | |||
| JP2021019279A | 2021-02-15 | |||
| US20170190194A1 | 2017-07-06 | |||
| JP6576316B2 | 2019-09-18 |
Attorney, Agent or Firm:
MATSUURA, Kenzo (JP)
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