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.:

US 7545402 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 09, 2009

Filed:

Jan. 13, 2006
Applicant:

Suhail S. Saquib, Shrewsbury, MA (US);

Inventor:

Suhail S. Saquib, Shrewsbury, MA (US);

Assignee:

Polaroid Corporation, Concord, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Techniques are disclosed herein for estimating parameters of a model of a thermal print head for use in performing thermal history control. In particular, techniques are disclosed for use in conjunction with a thermal print head having a plurality of print head elements and an associated heat sink. A sensitivity of a thermal print media to a temperature of the heat sink is identified. A sensitivity of the thermal print medium to a temperature of the plurality of print head elements is then identified based on the identified sensitivity of the thermal print medium to the temperature of the heat sink. Techniques are also disclosed for deriving conditions on estimated parameters of the print head model that determine the stability of the resulting thermal history control algorithm. Techniques are also disclosed for iteratively optimizing the values of those parameters.


Find Patent Forward Citations

Saquib, Suhail. (2009). Printer thermal response calibration system (U.S. Patent No. 7545402). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7545402

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