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:
Nov. 08, 2011
Filed:
Apr. 03, 2008
Gopal K. Chamarthi, Farmington Hills, MI (US);
Edwin Allen Krenz, Canton, MI (US);
David Chester Waskiewicz, Hamburg, MI (US);
Peter Mitchell Lyon, Birmingham, MI (US);
Bradley D. Gresens, Canton, MI (US);
Norman Hiam Opolsky, West Bloomfield, MI (US);
Michiel J. Van Nieuwstadt, Ann Arbor, MI (US);
Gopal K. Chamarthi, Farmington Hills, MI (US);
Edwin Allen Krenz, Canton, MI (US);
David Chester Waskiewicz, Hamburg, MI (US);
Peter Mitchell Lyon, Birmingham, MI (US);
Bradley D. Gresens, Canton, MI (US);
Norman Hiam Opolsky, West Bloomfield, MI (US);
Michiel J. Van Nieuwstadt, Ann Arbor, MI (US);
Ford Global Technologies, LLC, Dearborn, MI (US);
Abstract
Methods for updating the PF soot load of an engine are provided herein. In one example, a soot storage estimate is based on processing operations that occur at different timings. The method can improve soot estimation during some conditions.