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:
Nov. 09, 2021

Filed:

Mar. 09, 2020
Applicant:

Global Graphics Software Limited, Cambridge, GB;

Inventors:

Daniel Hall, Cambridge, GB;

James Fox, Herts, GB;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/045 (2006.01);
U.S. Cl.
CPC ...
B41J 2/04508 (2013.01); B41J 2/04586 (2013.01);
Abstract

A method for adjusting a modifiable printing parameter of each of a plurality of printing elements of a printing device includes printing a plurality of test charts for each of the printing elements at different values of the modifiable printing parameter; measuring a variance of a printing density for each of the test charts; analyzing the measured variances for each of the printing elements; individually selecting a value of the modifiable printing parameter for each of the printing elements based on the analysis; and applying the selected value of the modifiable printing parameter for each of the printing elements to the printing device. Software density compensation can be applied to further reduce the variance of the printing density.


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