Title:
記録装置及び吐出状態の判定方法
Document Type and Number:
Japanese Patent JP7133956
Kind Code:
B2
Abstract:
According to an embodiment of this invention, a printing apparatus (1000) using a printhead (3) that includes an inspection circuit (5) for inspecting an ink discharge status for each nozzle performs the following processing. The apparatus selects a nozzle (313) as a target of inspection of the ink discharge status, sets a threshold value for inspecting a detection result of a temperature detection elements (306) corresponding to the selected nozzle, and uses the inspection circuit and the set threshold value. The apparatus receives, from the printhead, an inspection result for the selected nozzle, determines, based on the received inspection result, a threshold value to be used by the inspection circuit for inspecting the discharge status of the selected nozzle in a subsequent inspection, and stores the determined threshold value in a memory (421).
Inventors:
Yuhei Oikawa
Masa Hayashi
Satoshi Chikuma
Yutaka Kano
Masa Hayashi
Satoshi Chikuma
Yutaka Kano
Application Number:
JP2018062260A
Publication Date:
September 09, 2022
Filing Date:
March 28, 2018
Export Citation:
Assignee:
Canon Inc
International Classes:
B41J2/01; B41J2/05; B41J2/14
Domestic Patent References:
| JP2007331353A |
Foreign References:
| US20070120893 |
Attorney, Agent or Firm:
Patent Business Corporation Otsuka International Patent Office