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.

Date of Patent:
Aug. 17, 2004

Filed:

Aug. 03, 2000
Applicant:
Inventors:

Munenori Matsuura, Tokyo, JP;

Akira Takahashi, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 2/100 ;
U.S. Cl.
CPC ...
G01C 2/100 ;
Abstract

The present invention provides a curve approach control apparatus comprising an allowable lateral acceleration setting unit to set as an allowable lateral acceleration a lateral acceleration that a vehicle can tolerate when it negotiates a curve in front; an allowable approach speed setting unit to set as an allowable approach speed an approach speed at which the vehicle can negotiate the curve, based on at least the allowable lateral acceleration; a decision control unit to estimate and judge an approach of the vehicle to the curve based on at least the allowable approach speed and execute a predetermined control; and a road surface friction coefficient estimation unit to estimate a road surface friction coefficient. The allowable lateral acceleration setting unit corrects, according to the road surface friction coefficient, an allowable percentage of the lateral acceleration that occurs in the vehicle as it negotiates the curve and sets the allowable lateral acceleration.


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Matsuura, Munenori. (2004). Curve approach control apparatus (U.S. Patent No. 6778896). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6778896

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