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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 7639407 B1

PDFFull Text
Date of Patent:
Dec. 29, 2009

Filed:

Mar. 24, 2004

Systems for performing laser beam linearity correction and algorithms and methods for generating linearity correction tables from data stored in an optical scanner

Applicants:

Cyrus B. Clarke, Lexington, KY (US);

William P. Corbett, Lexington, KY (US);

Thomas A. Fields, Winchester, KY (US);

Christopher D. Jones, Georgetown, KY (US);

Inventors:

Cyrus B. Clarke, Lexington, KY (US);

William P. Corbett, Lexington, KY (US);

Thomas A. Fields, Winchester, KY (US);

Christopher D. Jones, Georgetown, KY (US);

Assignee:

Lexmark International, Inc., Lexington, KY (US);

Attorney:

Stevens & Showalter

Primary Examiner:

Negussie Worku

Int. Cl.
CPC ...
H04N 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

Laser beam scan line nonlinearity is compensated for by providing algorithms for generating linearity profiles which are used by a corresponding registration system in an electrophotographic device to determine the placement of Pels across a scan line.

Find Patent Forward Citations

Clarke, Cyrus. (2009). Systems for performing laser beam linearity correction and algorithms and methods for generating linearity correction tables from data stored in an optical scanner (U.S. Patent No. 7639407). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7639407

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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