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:
Mar. 20, 2012

Filed:

Aug. 24, 2007
Applicants:

Takeshi Nozaki, Toyota, JP;

Shinobu Nishiyama, Toyoake, JP;

Inventors:

Takeshi Nozaki, Toyota, JP;

Shinobu Nishiyama, Toyoake, JP;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05D 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

When the detected value of a rotation speed sensor is normal, it is determined whether or not a vehicle is stopping by using a predetermined rotation speed Nas a stop determination upper limit rotation speed Nojmax, and when the detected value of the rotation speed sensor is not a normal value due to a magnetic field or the like from a road heater, it is determined whether or not the vehicle is stopping by using a predetermined rotation speed Nwhich is larger than the predetermined rotation speed Nas the stop determination upper limit rotation speed Nojmax. Thereby, it can be more properly determined whether or not the vehicle is stopping in accordance with whether or not the detected value of the rotation speed sensor is normal.


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