Vehicle Display Notification Control for Red Light Safety
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Solution Overview
Problem
Text messages and mobile phone application notifications are distracting to drivers, requiring them to look away from the road to receive and acknowledge messages, necessitating a safe and non-distracting method to provide important information.
Innovation Solution
A system that uses a vehicle controller, receiver, processor, and display to present notifications only when the vehicle is stationary, utilizing vehicle-to-infrastructure communications to receive red-light state information and generate a graphical user interface with countdown timers and prioritized message lists, allowing drivers to respond safely.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If notifications are displayed continuously during vehicle operation, then drivers receive complete information, but driver safety deteriorates due to distraction and attention diversion
Solution Approach 1:
The notification display system dynamically adjusts its operation based on vehicle motion state. The controller receives vehicle operation data and automatically enables notification display only when the vehicle is stationary, disabling it when the vehicle is in motion. This dynamic adaptation resolves the contradiction by making information delivery conditional on safety requirements.
Solution Approach 2:
The system performs preliminary assessment of vehicle operation state before enabling notification display. By checking whether the vehicle is stationary or in motion prior to displaying notifications, the system ensures that information is only presented when it will not compromise driver safety, thus resolving the contradiction between information delivery and safety.
2Reliability
If notifications are displayed only when vehicle is stationary, then driver safety is maintained, but information delivery is delayed or lost during vehicle motion
Solution Approach 1:
The system continuously receives feedback regarding vehicle operation state through the vehicle data interface. This feedback mechanism allows the controller to monitor whether the vehicle is stationary or in motion and adjust notification display accordingly, ensuring safety while minimizing information loss by enabling display as soon as safe conditions are detected.
Solution Approach 2:
The notification display function is extracted as a separate controllable feature from the overall notification system. This allows independent control of the display based on vehicle motion state, enabling the system to suppress display during motion (preventing safety issues) while preserving the capability to display immediately when stationary conditions are detected (preventing information loss).
3Reliability
If the system monitors vehicle operation state and traffic signal data, then notification timing is optimized for safety, but system complexity increases due to additional sensors and processing
Solution Approach 1:
The controller leverages existing vehicle system components that serve multiple functions. The vehicle data interface, which may already exist for other vehicle functions, is utilized to obtain operation state data. Similarly, existing display hardware is used for notifications. This multi-functionality approach reduces additional component requirements while achieving safe notification timing.
Solution Approach 2:
The system utilizes data already available within the vehicle's existing infrastructure rather than requiring entirely new sensing and processing systems. By tapping into existing vehicle operation data streams and display capabilities, the system achieves optimized notification timing with minimal additional complexity, as existing components serve the new safety function.
Data Source
AI summary
Methods and apparatus are provided for providing a user notification operative for establishing a connection to a mobile device, receiving a notification from the mobile device, receiving an indication of a red-light state and a time remaining of the red-light state via a wireless communications, detecting a stationary vehicle condition from a vehicle controller, displaying the notification, the indication of the red-light state and the time remaining of the red-light state to a vehicle operator on a video display in response to the stationary vehicle condition, and discontinuing display of the notification in response to at least one of an indication of a vehicle movement from a vehicle controller and the time remaining of the red-light state being zero seconds.