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. 17, 2012
Filed:
Jun. 01, 2009
Yiran HU, Powell, MI (US);
Kenneth P. Dudek, Rochester Hills, MI (US);
Shawn W. Midlam-mohler, Columbus, OH (US);
Yann G. Guezennec, Upper Arlington, OH (US);
Stephen Yurkovich, Columbus, OH (US);
Layne K. Wiggins, Plymouth, MI (US);
Yiran Hu, Powell, MI (US);
Kenneth P. Dudek, Rochester Hills, MI (US);
Shawn W. Midlam-Mohler, Columbus, OH (US);
Yann G. Guezennec, Upper Arlington, OH (US);
Stephen Yurkovich, Columbus, OH (US);
Layne K. Wiggins, Plymouth, MI (US);
Abstract
A control module and system includes a camshaft position module that determines a camshaft position change of a crankshaft. The control module also includes a cam phaser velocity module determines a cam phaser velocity based on the camshaft position change. A cam phaser velocity module determines a compensation factor based on the cam phaser velocity. A cam position compensation module generates a corrected cam position signal based on the compensation factor.