Vehicle Safety System Using Electronic Beacons for Driver Device Control
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Solution Overview
Problem
Existing vehicle safety systems fail to accurately determine if a driver is using an electronic device while driving and distinguish between driver and passenger usage, often leading to inaccurate results or unintended distractions.
Innovation Solution
A vehicle safety system utilizing an electronic beacon, proximity sensors, and movement sensors to determine if a mobile device is being used by the driver while the vehicle is moving, and disabling certain features like texting or calling to prevent distracted driving.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If GPS sensor is used to determine device speed, then device movement detection is achieved, but driver versus passenger distinction is lost
Solution Approach 1:
The system divides the vehicle interior into multiple zones (driver zone and passenger zones) using electronic beacons positioned at different locations. The mobile device determines which zone it is in by comparing signal strengths from multiple beacons, thereby segmenting the detection space to preserve user identity information while maintaining speed detection capability.
Solution Approach 2:
Electronic beacons are introduced as intermediary elements between the mobile device and the detection system. These beacons transmit signals that enable the device to triangulate its position within the vehicle, serving as a mediator that provides spatial context without requiring direct communication between the device and the vehicle's control system.
2Measurement precision
If accelerometer and gyroscope sensors are used to detect device movement, then movement detection is achieved, but driver versus passenger distinction is lost
Solution Approach 1:
The system combines movement sensor data with electronic beacon signals to segment the vehicle interior into detectable zones. By cross-referencing accelerometer/gyroscope movement patterns with the device's determined location relative to beacons, the system maintains movement detection precision while recovering user identity information through spatial zoning.
Solution Approach 2:
The system merges data from multiple sensor types (GPS, accelerometer, gyroscope, electronic beacon signals) to create a comprehensive detection framework. This combination allows the system to simultaneously achieve accurate movement detection and user identity distinction by correlating physical movement patterns with spatial location data.
3Measurement precision
If simple unlock test is placed on device screen, then driver versus passenger identification is attempted, but driver distraction is increased
Solution Approach 1:
The system performs preliminary identification of the user as driver or passenger using electronic beacon signals and device location data before the vehicle begins moving or before any testing occurs. This preliminary action establishes user identity without requiring the driver's attention during operation, thereby avoiding distraction while maintaining identification accuracy.
Solution Approach 2:
The system uses the mobile device's own sensors and the electronic beacon network to automatically determine user identity without requiring driver participation or attention. The device self-identifies its location relative to beacons and communicates this information to the vehicle system, enabling automatic driver/passenger distinction without driver involvement.
4Object-affected harmful factors
If device features are disabled for driver usage, then distracted driving is prevented, but device functionality is reduced
Solution Approach 1:
The system applies different functionality restrictions based on the user's identified role (driver vs. passenger). When the driver is identified through beacon-based location detection, specific features are restricted locally for that user while remaining fully accessible to passengers. This local quality approach maintains overall device versatility while preventing distracted driving.
Solution Approach 2:
The system dynamically adjusts device functionality based on real-time detection of vehicle motion and user identity. When the vehicle is detected as moving and the user is identified as the driver, restrictions are applied; when the vehicle is stationary or the user is a passenger, full functionality is restored. This dynamic adaptation preserves device versatility while preventing distracted driving during operation.
Data Source
AI summary
A vehicle safety system and method for controlling usage of mobile devices in a vehicle is disclosed that includes determining mobile device location in the vehicle; determining vehicle movement; determining whether device is being used by the driver based on device location; and monitoring or limiting usage of the device based on whether its being used by the driver while the vehicle is moving. An electronic beacon located in the vehicle can be used in determining device location. The method can include monitoring activation and usage of device functionality; maintaining an enforcement list of functionality to be limited when used by the driver; determining if any functionality on the enforcement list is attempting to activate, and if so limiting or disabling activation of that functionality. The method can include generating a device motion/usage profile for the driver while driving, and scoring the driver based on the device motion/usage profile.