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:
May. 31, 2016

Filed:

Aug. 05, 2015
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventor:

Junhua Zhang, Shiojiri, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 29/38 (2006.01); B41J 2/045 (2006.01);
U.S. Cl.
CPC ...
B41J 2/04541 (2013.01); B41J 2/04586 (2013.01);
Abstract

The degree of thickening of ink for each of nozzles based on dot pattern data is calculated based on a thickening value Z (n+1)=Z (n)×a×bs×bm×bl, and information the dot pattern data corresponding to the nozzle, which indicates that small dots are formed in when the thickening value is equal to or greater than a threshold is replaced with information indicating that middle dots which are larger than the small dots are formed. On the other hand, in a case where the thickening value is returned to be smaller than the threshold (a previous state) when after the thickening value becomes equal to or greater than the threshold, information of the dot pattern data corresponding to the nozzle, which indicates that the small dots are formed is maintained as it is without being replaced.


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