Title:
HEAD CONTROL DEVICE, HEAD CONTROL METHOD AND PROGRAM, LIQUID EJECTION DEVICE, AND PRINTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/039065
Kind Code:
A1
Abstract:
Provided are a head control device for inspecting a liquid ejection head without excessively detecting abnormality, a head control method and a program, a liquid ejection device, and a printing device. A liquid is caused to be ejected from an ejection port of an ejection element of a liquid ejection head on the basis of printing data to print a user image on a base material. When a deteriorated state of the ejection element is below an index for securing inspection accuracy of the ejection element, an inspection pattern having substantially no influence on image quality is formed in a region of the user image by the ejection element, a reading result obtained by reading the inspection pattern with a scanner is acquired, the reading result is analyzed, an abnormality degree of the ejection element is calculated, and treatment is performed on the ejection element according to the abnormality degree.
Inventors:
KYOSO TADASHI (JP)
Application Number:
PCT/JP2021/029506
Publication Date:
February 24, 2022
Filing Date:
August 10, 2021
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
B41J2/01; B41J2/18
Domestic Patent References:
| WO2018101290A1 | 2018-06-07 |
Foreign References:
| JP2010120254A | 2010-06-03 | |||
| JP2017001321A | 2017-01-05 | |||
| US6637853B1 | 2003-10-28 |
Attorney, Agent or Firm:
MATSUURA, Kenzo (JP)
Download PDF: