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Related Experiment Video

Updated: Mar 7, 2026

Tactile Vibrating Toolkit and Driving Simulation Platform for Driving-Related Research

Tactile Vibrating Toolkit and Driving Simulation Platform for Driving-Related Research

Published on: December 18, 2020

Concurrent audio-visual feedback for supporting drivers at intersections: A study using two linked driving

M Houtenbos¹, J C F de Winter², A R Hale³

¹SWOV Institute for Road Safety Research, PO Box 93113, 2509 AC, The Hague, The Netherlands; Delft University of Technology, Safety Science Group, Jaffalaan 5, 2628 BX, Delft, The Netherlands.

Applied Ergonomics

|February 8, 2017

Summary

This summary is machine-generated.

This study shows that an audio-visual display significantly improves traffic efficiency at intersections by providing real-time car approach information. Drivers found the auditory cues more helpful than visual ones for safer, smoother navigation.

Keywords:

Advanced driver assistance systems Driving simulator Road safety Sonification

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Area of Science:

Human-Computer Interaction
Traffic Safety Engineering
Cognitive Psychology

Background:

Road traffic crashes frequently occur at intersections due to insufficient driver visual information.
Current driver support systems often lack real-time data on approaching vehicles at intersections.

Purpose of the Study:

To evaluate the impact of an audio-visual display on driver behavior and traffic efficiency at intersections.
To assess the effectiveness of sonification and visualization in conveying approaching vehicle dynamics.

Main Methods:

Utilized a linked driving simulator setup with 25 participants.
Compared driving performance with the audio-visual display on versus off across multiple intersection scenarios.
The display provided real-time speed and direction information via lights and directional beeps.

Main Results:

The audio-visual display significantly enhanced traffic efficiency, indicated by increased mean speed and reduced coasting.
Vehicle safety, measured by time gap, was maintained when the display was active.
Post-experiment feedback indicated that auditory cues (beeps) were perceived as more useful than visual cues (lights).

Conclusions:

The developed audio-visual display is a promising tool for improving driver support at intersections.
Sonification and visualization effectively communicate critical traffic information, enhancing efficiency without compromising safety.
This technology offers a viable interim solution pending the widespread adoption of fully automated driving systems.