The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 31, 2020

Filed:

Dec. 20, 2018
Applicant:

Sti Co., Ltd., Anseong-si, Gyeonggi-do, KR;

Inventor:

Yuhho Cho, Anseong-si, KR;

Assignee:

STI CO., LTD., Anseong-si, KR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/045 (2006.01); B41J 2/21 (2006.01); B41M 3/00 (2006.01);
U.S. Cl.
CPC ...
B41J 2/04508 (2013.01); B41J 2/04586 (2013.01); B41J 2/2132 (2013.01); B41M 3/003 (2013.01);
Abstract

Provided is an inkjet printing method using a plurality of nozzles which are controlled to discharge discrete quantities of ink mapped to a specific control value, of which a control value and discrete quantities of ink are mapped, if the specific control value is inputted, the inkjet printing method including the steps of: inputting a control value mapped to specific discrete quantities of ink to the plurality of nozzles to measure discharge performance of the plurality of nozzles; classifying the plurality of nozzles into a plurality of nozzle groups based on the discharge performance measured on the plurality of nozzles; adjusting a mapped relation between the discrete quantities of ink and the control value for the classified nozzle groups; and performing inkjet printing based on a mapped relation between the discrete quantities of ink and the control value.


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