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:
Dec. 01, 2009
Filed:
Apr. 01, 2008
Applicants:
Shan Cong, Ann Arbor, MI (US);
Shi Shen, Farmington Hills, MI (US);
Lang Hong, Beavercreek, OH (US);
Inventors:
Assignee:
Automotive Systems Laboratory, Inc., Farmington Hills, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 13/93 (2006.01); G08G 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A processor operatively coupled to a speed sensor adapted to generate a measure of a longitudinal speed of a vehicle on a roadway, and to a source of a measure of yaw rate of the vehicle, provides for selecting a most likely roadway model of a plurality of different roadway models and for outputting a corresponding associated at least one curvature parameter as an estimate of curvature of the roadway, wherein the processor incorporates a plurality of curvature estimators associated with the corresponding plurality of different roadway models.