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:
Feb. 20, 2018

Filed:

Aug. 10, 2017
Applicant:

Hewlett-packard Development Company, L.p., Houston, TX (US);

Inventors:

M. Isabel Borrell Bayona, Barcelona, ES;

Xavier Farina Vargas, Sant Cugat del Valles, ES;

Leticia Rubio, Sant Cugat del Valles, ES;

Utpal Kumar Sarkar, Sant Quirze del Valles, ES;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/21 (2006.01); G06K 15/10 (2006.01); B41J 25/308 (2006.01); B41J 2/155 (2006.01); B41J 2/045 (2006.01); B41J 29/393 (2006.01);
U.S. Cl.
CPC ...
B41J 25/308 (2013.01); B41J 2/04505 (2013.01); B41J 2/04508 (2013.01); B41J 2/155 (2013.01); B41J 2/2132 (2013.01); B41J 2/2139 (2013.01); B41J 2/2146 (2013.01); B41J 29/393 (2013.01); G06K 15/102 (2013.01); G06K 15/107 (2013.01);
Abstract

Example implementations relate to swath height error compensation. Some examples may determine a density of an image to be printed in an overlap area of a printing material. The overlap area may include target pixels capable of being printed by a first set of drop ejection elements and a second set of drop ejection elements that are redundant to the first set of drop ejection elements. Some implementations may also determine a mask to apply to the first and second set of drop ejection elements based on the determined density, and the mask may designate at least one additional drop to apply to at least one target pixel in the overlap area by at least one of the first and second set of drop ejection elements. Some implementations may also apply the mask to the first set of drop ejection elements and the second set of drop ejection elements.


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