Wristband and Dashboard Wireless Warning System for Hit-and-Run Prevention
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Solution Overview
Problem
Hit and run motor vehicle accidents are prevalent, with no effective technology currently available to prevent or mitigate them, resulting in injuries, disabilities, and potential fatalities, as well as the continued presence of perpetrators on roads without punishment.
Innovation Solution
A wristband system worn by pedestrians, cyclists, or motorcyclists, combined with a dashboard apparatus in vehicles, uses wireless communication and audio warnings to alert users of approaching vehicles, and can remotely shut off a vehicle's engine if it drives into a crowd, incorporating sensors, cameras, and pre-recorded audio messages to enhance road safety.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If no technology is deployed to prevent hit and run accidents, then the system remains simple and cost-effective, but the occurrence of hit and run accidents remains high and victims suffer severe consequences
Solution Approach 1:
The system divides the accident prevention function into two separate components: a wristband worn by pedestrians and a dashboard apparatus in vehicles. Each component performs a specific function (detection and warning), and together they form a complete prevention system. This segmentation allows the system to be effective while keeping individual components relatively simple and manageable.
Solution Approach 2:
The wristband acts as an intermediary device between the pedestrian and the vehicle's dashboard system. It receives wireless signals from the dashboard apparatus and converts them into audible warnings for the pedestrian, bridging the communication gap and enabling effective accident prevention through coordinated interaction between the two devices.
2Reliability
If a wristband system with wireless communication and audio warnings is implemented, then timely warnings are provided to pedestrians, but the device complexity and cost increase
Solution Approach 1:
The wristband is designed to be a multi-functional device that combines wireless signal reception, audio output, and power management in a single compact unit. Similarly, the dashboard apparatus integrates multiple functions including signal transmission, pedestrian detection, and audio warning capabilities. This multi-functionality reduces the need for multiple separate devices while maintaining comprehensive warning effectiveness.
3Measurement precision
If the dashboard apparatus is equipped with sensors and cameras to detect pedestrians, then the precision of pedestrian detection is improved, but the device complexity and manufacturing cost increase
Solution Approach 1:
The system merges the detection capabilities of sensors and cameras with the wireless communication and audio warning functions into an integrated dashboard apparatus. This consolidation allows for optimized manufacturing processes and reduces the number of separate components that need to be assembled, thereby easing manufacturing complexity while maintaining high detection precision through the combined use of multiple sensing modalities.
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 reduces the occurrence of hit and run accidents by providing timely warnings to both vehicle operators and pedestrians, and limits damage by automatically deactivating the vehicle's engine if it drives into a crowd, thereby reducing injuries and fatalities.
Implementation Method 1
a wireless transmitter/receiver in communication with the computer processor of the wrist band
Implementation Method 2
an audio speaker in communication with the computer processor of the wrist band
Data Source
AI summary
A wrist band including a computer processor; a computer memory; an audio speaker in communication with the computer processor of the wrist band; and a wireless transmitter/receiver in communication with the computer processor of the wrist band; and a dashboard apparatus on a vehicle. The computer memory of the wrist band having computer programming for causing the computer processor of the wrist band to play an audio message when instructed to by the dashboard apparatus. The dashboard apparatus having a computer processor; a computer memory; an audio speaker in communication with the computer processor of the dashboard apparatus; and a wireless transmitter/receiver in communication with the computer processor of the dashboard apparatus. The computer memory of the dashboard apparatus includes computer programming for causing the dashboard apparatus to cause an audio message to be played when the wrist band is within a predetermined range of the dashboard apparatus.