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.
Patent No.:
Date of Patent:
Oct. 26, 2004
Filed:
Apr. 29, 2003
Applicant:
Inventors:
Joaquim Brugu, Barcelona, ES;
Lluis Hierro, Barcelona, ES;
Jesus Garcia, Barcelona, ES;
Marti Rius, Barcelona, ES;
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/300 ; B41J 2/938 ;
U.S. Cl.
CPC ...
B41J 2/300 ; B41J 2/938 ;
Abstract
A hard copy device having a carriage arranged to support a printhead and to reciprocate across a scan axis, the device being arranged to determine the position of at least a part of the printhead along the scan axis, compensating for carriage rotation about the an axis orthogonal to the scan axis, by interpolating or extrapolating from carriage position information derived from first and second codestrips traversing the scan axis and spaced apart in a direction orthogonal to the scan axis.