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:
Oct. 09, 2018

Filed:

Jun. 27, 2016
Applicant:

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;

Inventors:

Yuichi Kumai, Gotenba, JP;

Jun Sato, Susono, JP;

Masaki Matsunaga, Odawara, JP;

Assignee:

TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, Aichi-ken, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B62D 6/00 (2006.01); B60W 30/16 (2012.01); B62D 15/02 (2006.01);
U.S. Cl.
CPC ...
B60W 30/16 (2013.01); B62D 15/025 (2013.01);
Abstract

A device performs speed control, determines the start and the end of an intervention operation, interrupts the speed control when an intervention operation is started, selects a correction candidate from a target speed and a target inter-vehicle distance based on the presence of a preceding vehicle and on the speed difference between the vehicle and the preceding vehicle, determines whether there is a change in the vehicle speed or in the inter-vehicle distance in a determination period, determines whether there is a difference between the target speed and the vehicle speed when the intervention is ended or between the target inter-vehicle distance and the inter-vehicle distance when the intervention is ended, and corrects the target speed or the target inter-vehicle distance under a predetermined condition. After the intervention operation is ended, the device restarts the speed control using the corrected target speed or the corrected target inter-vehicle distance.


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