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:
Sep. 26, 2000

Filed:

Apr. 07, 1998
Applicant:
Inventors:

Shohei Matsuda, Saitama, JP;

Makoto Otabe, Saitama, JP;

Yuji Sakaki, Saitama, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
701208 ; 701213 ; 701300 ;
Abstract

A vehicle control apparatus is operative so as to prevent a chattering of initiation and termination of vehicle control, such as automatic deceleration, on the basis of a variation in a predicted passing speed. The apparatus comprises a maximum passable speed calculating mechanism M5 which calculates a maximum passable speed of a forward curve ahead of the vehicle on the basis of a road shape determined by a road shape decision mechanism M11, and a predicted passing speed calculating mechanism M7 calculates a predicted passing speed for the forward curve on the basis of a vehicle speed detected by a vehicle speed detector M6. The maximum passable speed includes a control initiation speed and a control termination speed larger than the control initiation speed, and a passage-possible/impossible determining mechanism M8 initiates operations of a warning mechanism M9 and a vehicle speed regulating mechanism M10 if the predicted passing speed exceeds the control initiation speed, and terminates the operations of the warning mechanism M9 and the vehicle speed regulating mechanism M10 if the predicted passing speed falls below the control termination speed.


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