IP Library Granted Patent US 12679370
Granted Patent B2
US 12679370 · App. 18/240,538 · Granted Jul 14, 2026

Control device and information processing system

Inventors: Hiroshi Oyagi (Kyoto, JP); Hirokazu Ito (Sunto-gun, JP); Shinya Shiratori (Susono, JP); Norimi Asahara (Numazu, JP)
Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
B60W30/18163G08G1/167B60W2756/10
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Quick Facts
Patent No.
US 12679370
App. No.
18/240,538
Granted
Jul 14, 2026
Kind
B2
Abstract

A control device includes: a control unit that controls a vehicle. Further, the control unit determines, when the vehicle travels in a section including a plurality of lanes, whether a negative emotion associated with a lane change is detected in a preceding vehicle on a same lane as the vehicle, and causes, in a case of determining that the negative emotion is detected, a notification device of the vehicle to give notification of instruction information giving an instruction for the lane change.

Claims (14)

1 . A control device comprising:

a control unit that controls a vehicle, wherein

the control unit is configured to:

control the vehicle to travel in a section including a plurality of lanes, determine driving information including: information that a preceding vehicle on a same lane as the vehicle requests a lane change, information indicative of a direction of the lane change, information indicative of a heart rate of a driver of the preceding vehicle, and information indicative of a vehicle speed of the preceding vehicle,

detect a first negative emotion of the driver of the preceding vehicle in response to the heart rate of the driver of the preceding vehicle exceeding a predetermined value by using an estimation model generated by machine learning,

detect a second negative emotion of the driver of the preceding vehicle based on the vehicle speed of the preceding vehicle, an inter-vehicle distance, and a steering angle of the preceding vehicle by using an estimation model generated by machine learning,

transmit instruction information giving instruction for the lane change to the vehicle in a case where a predetermined number or more of negative emotions, including the first negative emotion and the second negative emotion, associated with the lane change are detected,

determine, when the vehicle travels in the section including the plurality of lanes, whether a negative emotion associated with the lane change is detected in the preceding vehicle on the same lane as the vehicle,

cause, in a case of determining that the negative emotion is detected, a notification device of the vehicle to give notification of the instruction information giving the instruction for the lane change, and

transmit, in the case of determining that the negative emotion is detected, the instruction information giving the instruction for the lane change to a following vehicle on the same lane as the vehicle, wherein a control device of the following vehicle causes, in a case of receiving the instruction information, a notification device of the following vehicle to give notification of the instruction information.

2 . The control device according to claim 1 , wherein

in a case where traffic congestion is generated around the preceding vehicle, the control unit causes the notification device to give notification of the instruction information instructing to move to an end of the traffic congestion.

3 . The control device according to claim 1 , wherein

when causing the notification device to give notification of the instruction information giving the instruction for the lane change, the control unit causes notification of the instruction information giving the instruction for the lane change in a same direction as the direction in which the preceding vehicle requests the lane change.