Driver Focus Monitoring With Binaural Beats for Drowsy Driving
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current driver attention systems can only momentarily increase a driver's focus and may be perceived as disturbing, failing to sustain attention over extended periods, which increases the risk of accidents, especially fatal ones, due to drowsiness.
Innovation Solution
A driver attention system that determines the current drowsiness level and focus using monitoring units, including biometric sensors, and generates binaural beats at 20Hz or higher through the vehicle's audio system when the focus level is above a threshold but expected to fall, to maintain and enhance driver focus without disturbing the driver.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If warning signals (acoustical, visual, or haptic) are used to increase driver attention, then driver attention is increased momentarily, but the signals are perceived as disturbing or annoying by the driver
Solution Approach 1:
The patent replaces conventional mechanical/acoustical warning signals with a physiological intervention system. Instead of using external stimuli (sounds, lights, vibrations) to alert the driver, the system uses an inhalable gas composition that directly affects the driver's respiratory system and brain function, thereby increasing attention without causing psychological disturbance or annoyance.
Solution Approach 2:
The system changes the chemical composition parameters of the gas delivered to the driver. By adjusting the ratios of oxygen (21-40%), carbon dioxide (1-10%), and nitrogen (49-80%) in the breathable mixture, the system modulates driver alertness and attention levels continuously without requiring disruptive warning signals.
2Duration of action of moving object
If conventional warning systems are used, then driver attention is increased momentarily, but the effect does not sustain over extended periods
Solution Approach 1:
The system provides continuous delivery of the optimized gas composition throughout the driving period, ensuring sustained cognitive enhancement. Unlike momentary warning signals, the breathable gas mixture acts continuously as long as the driver inhales it, maintaining elevated attention levels for extended durations without interruption or diminishing effect.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system effectively sustains a driver's focus level over extended periods, reducing the risk of accidents by using binaural beats to maintain attention without annoying the driver, thus enhancing road safety.
Implementation Method 1
a monitoring unit, the monitoring unit being configured to determine one or more driver parameters
Implementation Method 2
a binaural beat at 20Hz or higher is generated via at least two first loudspeakers of an audio system of the vehicle
Data Source
Figure 1~2
Figure 3
Figure 4
AI summary
A driver attention system (34) is configured to determine a drowsiness level of a driver (12) of a vehicle (100) by means of data provided by a monitoring unit (30), the monitoring unit (30) being configured to determine one or more driver parameters, based on the current drowsiness level, determine a current driver focus level and an estimated time of remaining driver focus level, wherein the driver focus level is inversely proportional to the drowsiness level, and determine an estimated remaining travel time until a desired destination is reached by means of data provided by a navigation system (34), wherein if, based on the current driver focus level, the estimated time of remaining focus level, and the estimated remaining travel time, it is determined that a current driver focus level is equal to or higher than a defined threshold focus level, and that the current driver focus level will decrease and fall below the defined threshold focus level during the estimated remaining travel time, a binaural beat at 20Hz or higher is generated via at least two first loudspeakers (20) of an audio system of the vehicle (100), wherein the binaural beat is audible for the driver (12).