VEHICLE LIGHTING SYSTEM AND VEHICLE

DE102019202044B4Active Publication Date: 2025-08-07KOITO MFG CO LTD
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Patent Information

Application Number
DE102019202044
Authority / Receiving Office
DE · DE
Patent Type
Patents
Current Assignee / Owner
Priority Date
2018-02-15
Filing Date
2019-02-15
Publication Date
2025-08-07
Estimated Expiration
2039-02-15

AI Technical Summary

Technical Problem

In autonomous driving vehicles, insufficient visual communication between vehicles during lane changes can hinder smooth lane changes, leading to potential safety issues.

Method used

A vehicle lighting system that emits a light pattern on the road surface between vehicles, adjusting its length based on the distance between them, allowing occupants to visually recognize the intention of the vehicle changing lanes.

Benefits of technology

Enhances comprehensive visual communication between vehicles during lane changes, ensuring clear perception of lane-changing intentions and preventing glare, thereby improving safety and smooth lane transitions.

✦ Generated by Eureka AI based on patent content.

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Abstract

A vehicle lighting system (4) provided in a vehicle (1) capable of driving in an autonomous driving mode, the vehicle lighting system comprising: a lighting unit (42) configured to emit a light pattern (P0; P1; P2; P3; P4; P5) of the vehicle to the outside; and a lighting controller (43) configured to control the lighting unit to radiate the light pattern to a predetermined position, wherein, when the vehicle changes lanes from a first lane (R1) to a second lane (R2), the lighting controller is configured to: Controlling the lighting unit to irradiate the light pattern on a road surface between a first other vehicle (1A) traveling on the second roadway and a second other vehicle (1B) following the first other vehicle; and Changing a length (L; L1; L2; L3; L4; L5) of the light pattern depending on a distance between the first other vehicle and the second other vehicle.
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Citation Information

Patent Citations

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    JP1997277887A

  • Vehicle control system, vehicle control method, and vehicle control program

    WO2017183077A1

  • JP000H09277887A