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:
Jan. 18, 2011
Filed:
Aug. 17, 2007
Trudy Benjamin, Portland, OR (US);
Kevin Bruce, Corvallis, OR (US);
Joseph M. Torgerson, Philomath, OR (US);
Matthew A. Shepherd, Vancouver, WA (US);
Trudy Benjamin, Portland, OR (US);
Kevin Bruce, Corvallis, OR (US);
Joseph M. Torgerson, Philomath, OR (US);
Matthew A. Shepherd, Vancouver, WA (US);
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Abstract
A control circuit is provided for controlling ink jet pens having different numbers of internal select lines using external select lines that extend between the control circuit and the ink jet pens and that are shared by the ink jet pens. In one embodiment, the control circuit includes a register that store values, the values indicating whether a pulse is or is not to be sent as to each of the external select lines, a first control module configured to control select pulses sent on a first external select line after consultation of the register, and a second control module configured to control select pulses sent on a second external select line after consultation of the register.