Vehicle Occupant Temperature Alert System
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Solution Overview
Problem
Existing systems fail to effectively notify caregivers when a child or animal is left unattended in a vehicle, as they often rely on proximity detection without considering temperature changes that can indicate danger due to heat or cold exposure.
Innovation Solution
A temperature monitoring system integrated with a baby seat or animal collar that uses temperature sensors and algorithms to detect abrupt temperature changes, triggering alerts via the vehicle's systems or cellular networks when a child or animal is left unattended, with features like a delay period to reduce false alarms and power-saving designs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If proximity detection is used to detect unattended occupants, then the system can identify when a child or animal is left in the vehicle, but it cannot determine whether the occupant is in danger due to temperature changes
Solution Approach 1:
The patent combines proximity detection with temperature monitoring into a unified safety system. The temperature sensor is integrated with the occupant detection system, allowing the system to simultaneously determine both the presence of an unattended occupant and the temperature conditions, thereby providing comprehensive safety information without requiring separate systems.
Solution Approach 2:
The monitoring system is designed to perform multiple functions: detecting occupant presence, measuring temperature, analyzing temperature changes over time, and triggering alerts. This multi-functional approach allows a single system to provide both occupancy status and temperature danger assessment, eliminating the limitation of proximity-only detection.
2Reliability
If temperature monitoring is continuously performed, then temperature changes can be detected to determine unattended occupancy, but battery power is consumed
Solution Approach 1:
The system performs temperature monitoring at periodic intervals rather than continuously. The processor analyzes temperature changes by comparing temperature readings taken at different times, which allows reliable detection of unattended occupancy while significantly reducing power consumption compared to continuous monitoring.
Solution Approach 2:
The system uses the vehicle's existing environmental data and the occupant's body heat as natural indicators. When an occupant is left unattended, their body heat naturally changes the vehicle's temperature profile, allowing the system to detect the condition passively without requiring active heating or cooling, thereby minimizing energy consumption.
3Loss of time
If alerts are sent immediately when unattended occupancy is detected, then timely notification is provided, but false alarms occur when the vehicle is in a protected garage or the parent is nearby
Solution Approach 1:
The system performs preliminary analysis of temperature patterns before triggering an alert. It monitors temperature changes over a period of time and compares them against expected patterns (such as when the vehicle is parked in a garage or when the parent is nearby). Only when the temperature pattern matches an unattended occupancy scenario does the system send an alert, thereby reducing false alarms while maintaining timely notification.
4Object-affected harmful factors
If high and low temperature thresholds are set to trigger alarms, then dangerous temperature conditions can be identified, but the system may not detect gradual temperature changes that cause harm
Solution Approach 1:
The system establishes a baseline temperature profile by monitoring the vehicle's temperature over time before unattended occupancy occurs. When the vehicle is left with an unattended occupant, the system compares subsequent temperature readings against this baseline and against expected temperature changes. This allows the system to detect both abrupt threshold exceedances and gradual dangerous temperature changes, as any deviation from the expected pattern can trigger an alert.
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
Effectively notifies caregivers of potential harm by monitoring temperature changes, providing timely alerts and reducing battery consumption, ensuring safety by integrating with vehicle systems for immediate action.
Implementation Method 1
The car seat includes at least one temperature sensor, a power supply, a signaling system, and optionally a global positioning system (GPS)
Data Source
AI summary
Improvements in an abandoned baby, infant, child or animal alter system is disclosed. When a child or animal is being transported with a driver in the vehicle, the driver will generally maintain a comfortable temperature in the interior of the vehicle. The temperature and temperature changes are monitored to determine that a child or animal is unattended. The monitor is coupled with a connection in the car, a seat belt of a baby seat or integrated into the baby seat. Integrating the sensor with a seat belt or buckle provides a switch for operation of the sensor. The signaling system can be integrated with the light, horn or alarm or can be connected to a cellular network, Wi-Fi or other radio communications system to send a notification that a baby, infant, child or animal has been left and secured in a vehicle and needs attention.