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:
May. 17, 2022

Filed:

Apr. 05, 2019
Applicant:

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

Inventors:

James Michael Gardner, Corvallis, OR (US);

Scott A. Linn, Corvallis, OR (US);

Jefferson P. Ward, Vancouver, WA (US);

David N. Olsen, Corvallis, OR (US);

Anthony D. Studer, Corvallis, OR (US);

Michael W. Cumbie, Corvallis, OR (US);

Sirena Chi Lu, Corvallis, OR (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/12 (2006.01); B41J 2/175 (2006.01); B41J 29/393 (2006.01); G01L 23/08 (2006.01); G06F 13/42 (2006.01); G06F 21/44 (2013.01); G06K 15/00 (2006.01); B33Y 50/00 (2015.01); G03G 15/08 (2006.01); G06K 15/10 (2006.01);
U.S. Cl.
CPC ...
B41J 2/17546 (2013.01); B33Y 50/00 (2014.12); B41J 2/1752 (2013.01); B41J 2/1753 (2013.01); B41J 2/17513 (2013.01); B41J 2/17523 (2013.01); B41J 2/17526 (2013.01); B41J 2/17553 (2013.01); B41J 2/17556 (2013.01); B41J 2/17559 (2013.01); B41J 2/17566 (2013.01); B41J 29/393 (2013.01); G01L 23/08 (2013.01); G03G 15/0856 (2013.01); G06F 13/42 (2013.01); G06F 13/4282 (2013.01); G06F 21/44 (2013.01); G06K 15/102 (2013.01); G06K 15/4075 (2013.01); B41J 2002/17516 (2013.01); B41J 2002/17579 (2013.01); B41J 2002/17586 (2013.01); G05B 2219/49023 (2013.01); G06F 2213/0016 (2013.01); G06F 2213/40 (2013.01);
Abstract

A sensor circuit for a replaceable print apparatus component comprises an interface to transmit signals with respect to a print apparatus logic circuit, and further comprises, connected to the interface, at least two sensor cell arrays, each array including nominally the same cells, the cells of one array being nominally different than the cells of the other array, and at least one single cell sensor that is nominally different than the other cells.


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