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. 21, 2025

Filed:

Mar. 27, 2023
Applicant:

Honda Motor Co., Ltd., Tokyo, JP;

Inventors:

Tatsuya Konishi, Tokyo, JP;

Akinori Oi, Tokyo, JP;

Yuya Kaneda, Tokyo, JP;

Kenta Ishii, Tokyo, JP;

Tomoyuki Yokoyama, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60W 30/00 (2006.01); B60W 30/14 (2006.01); B60W 50/00 (2006.01);
U.S. Cl.
CPC ...
B60W 30/14 (2013.01); B60W 50/00 (2013.01); B60W 2050/0052 (2013.01); B60W 2420/403 (2013.01); B60W 2420/408 (2024.01); B60W 2554/4041 (2020.02); B60W 2554/4042 (2020.02);
Abstract

A travel control apparatus includes: a detection unit configured to detect an exterior environment situation around a subject vehicle; and a microprocessor configured to perform: recognizing, based on a detected value of the detection unit, a traveling state of a preceding vehicle on a current lane; determining, based on a recognized result, whether the preceding vehicle has started a deceleration; estimating a traveling trajectory of the preceding vehicle through a Kalman filter to which a physical quantity representing the traveling state of the preceding vehicle is to be inputted as an input value; and controlling a traveling actuator based on an estimated result to make the subject vehicle follow the preceding vehicle. The estimating includes, when it is determined that the preceding vehicle has started the deceleration, varying a weight for the Kalman filter.


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