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:
Jun. 05, 2012
Filed:
Jul. 11, 2011
Minoru Nakadori, Toyota, JP;
Minoru Saeki, Seto, JP;
Minoru Nakadori, Toyota, JP;
Minoru Saeki, Seto, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;
Abstract
A curve radius estimating device () configured to estimate a curve radius of a lane on which a self vehicle is driving includes a first curve radius calculating part () configured to calculate a first curve radius on a steering angle, a second curve radius calculating part () configured to calculate a second curve radius on a yaw rate, and a curve radius estimating part () configured to estimate a curve radius by combining the first curve radius and the second curve radius at a predetermined combination ratio. The curve radius estimating part () changes the predetermined combination ratio depending on a vehicle speed.