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:
Oct. 30, 2018

Filed:

Jan. 30, 2015
Applicant:

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

Inventors:

Frederic Barnel, Sant Cugat del Valles, ES;

David Toussaint, Barcelona, ES;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/045 (2006.01); B41J 2/15 (2006.01); B41J 2/21 (2006.01); B41J 25/308 (2006.01); B41J 11/02 (2006.01);
U.S. Cl.
CPC ...
B41J 2/04506 (2013.01); B41J 2/04586 (2013.01); B41J 2/15 (2013.01); B41J 2/2135 (2013.01); B41J 25/308 (2013.01); B41J 11/02 (2013.01);
Abstract

In one example, an apparatus is described, which includes a platen locating the print medium, at least one printhead for marking on the print medium, a carriage holding the at least one printhead, a sensor at least partially mounted to the carriage to measure a printhead-to-platen spacing (PPS) along scanning axis during scanning, and an integrated circuit including a dynamic compensation module and a PPS analysis module to delay firing of printing fluid drops from the at least one printhead to compensate platen defects based on the measured PPS.


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