Vehicle Seat Occupancy Warning System for Exiting Passenger Safety
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Solution Overview
Problem
Passengers exiting a vehicle without attention to their surroundings can lead to traffic accidents due to lack of awareness of approaching vehicles.
Innovation Solution
A vehicle warning system comprising a control module, pressure sensor modules, a detecting module, and a warning module that measures seat occupancy and environmental information to alert passing vehicles to maintain distance from exiting passengers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If passengers exit the vehicle without attention to surroundings, then the ease of operation is improved (passengers can exit freely), but the safety is worsened (risk of traffic accidents increases)
Solution Approach 1:
The system applies preliminary anti-action by detecting approaching vehicles in advance and activating warning signals (visual and audible) before a collision can occur. The control module continuously monitors the environment around the vehicle and triggers warnings when potential hazards are detected, preventing accidents before they happen while allowing passengers to exit freely.
Solution Approach 2:
The warning system acts as an intermediary between the vehicle environment and exiting passengers. It includes intermediaries such as the detecting module (sensors), control module (processor), and warning module (output devices like lights and speakers) that mediate by providing information about approaching vehicles to passengers, enabling them to make informed decisions about their safety.
2Reliability
If the vehicle is equipped with a warning system, then the safety is improved (accident risk is reduced), but the device complexity is worsened (system becomes more complex)
Solution Approach 1:
The warning system achieves universality by integrating multiple functions into a single system: the detecting module serves both as an environmental sensor and a hazard identifier, the control module performs both data processing and decision-making, and the warning module provides both visual and audible alerts. This multi-functionality reduces the need for separate specialized components, managing complexity while maintaining comprehensive safety coverage.
Solution Approach 2:
The system merges multiple safety functions into integrated modules. The detecting module combines various sensing capabilities, the control module integrates data analysis and warning decision logic, and the warning module combines visual and audible output mechanisms. This merging approach consolidates complexity into manageable units while achieving comprehensive safety monitoring and alerting.
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 warns passing vehicles to maintain a safe distance from passengers exiting the vehicle, thereby reducing the risk of accidents by ensuring they are aware of the presence of individuals stepping out.
Implementation Method 1
The pressure sensor module can be configured to measure a pressure value of the seat and transmit the pressure value to the control module
Data Source
AI summary
A warning system applied to a vehicle includes a control module, a detecting module, a warning module, and a pressure sensor module. The pressure sensor module is assembled to a seat, and configured to measure a pressure value of the seat and transmit the pressure value to the control module. The detecting module is configured to obtain information of the environment around the vehicle and transmit the information to the control module. The control module is configured to determine whether there is at least one person sitting on the seat based on the pressure value on the seat, and to determine whether there is a passing vehicle based on the information of the environment surrounding the vehicle, and warn the passing vehicle when there is someone sitting on the seat and there is a passing vehicle.