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. 10, 2026

Filed:

Jul. 08, 2024
Applicant:

Denso Corporation, Kariya City, JP;

Inventors:

Takuya Kume, Kariya City, JP;

Kazuki Izumi, Kariya City, JP;

Assignee:

DENSO CORPORATION, Kariya City, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/34 (2006.01); B60W 40/04 (2006.01); B60W 40/08 (2012.01); B60W 60/00 (2020.01);
U.S. Cl.
CPC ...
G01C 21/3407 (2013.01); B60W 40/04 (2013.01); B60W 40/08 (2013.01); B60W 60/001 (2020.02); G01C 21/3492 (2013.01); B60W 2555/20 (2020.02);
Abstract

An autonomous driving operation is performed at an automation level that allows a driver seat passenger to sleep. An approved route approved by the driver seat passenger is acquired. A predetermined delay factor existing on the approved route is detected based on traffic information or weather information. Based on an input signal from a passenger state sensor, it is determined whether the driver seat passenger is asleep. An alternative route that reduces a delay time using map data is searched when detecting the delay factor. A travel plan route is changed to the alternative route without acquiring approval from the driver seat passenger when the alternative route is acquired while the driver seat passenger is asleep.


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