Wireless Wildlife Warning Network for Extended Detection
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Solution Overview
Problem
Existing wildlife warning devices are ineffective at higher vehicle speeds, fail to operate effectively in daylight, are prone to habituation, and require frequent maintenance due to theft and component lifespan issues.
Innovation Solution
A wireless network of wildlife warning devices that communicate with each other and a base station, using various sensors to detect vehicles and transmit information for extended warning times, and include features for coordinated triggering, status monitoring, and remote maintenance to prevent habituation and theft.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If wildlife warning devices detect approaching vehicles using light sensors, then warning signals can be emitted to prevent collisions, but the warning time is too short when vehicles approach at higher speeds
Solution Approach 1:
The system performs preliminary detection of approaching vehicles using multiple sensors (acoustic, electromagnetic, optical) before the vehicle reaches high speed zones. By detecting vehicles early in their approach and calculating their trajectory and speed, the system can issue warnings to wildlife in advance, providing sufficient time for animals to leave the road area even when vehicles are traveling at high speeds.
Solution Approach 2:
The patent introduces a central control unit that acts as an intermediary between multiple detection devices and signal transmitters. This control unit processes data from various sensors, calculates vehicle parameters, and coordinates warning signals across multiple locations. The intermediary enables optimized timing and positioning of warnings based on real-time vehicle data, extending effective warning time for high-speed vehicles.
2Reliability
If wildlife warning systems activate automatically upon detection of wild animals, then animals can be warned of approaching danger, but habituation effects occur and effectiveness is impaired in the long term
Solution Approach 1:
The system implements periodic activation of warning signals based on actual vehicle detection rather than continuous or automatic activation. Warnings are issued in periodic intervals only when vehicles are detected approaching, creating a pattern that maintains wildlife attention without causing habituation. The periodic nature of vehicle-based triggering ensures signals remain associated with genuine danger.
Solution Approach 2:
The system changes the parameters of warning signals (acoustic frequency, visual intensity, duration) based on vehicle parameters (speed, distance, type). By dynamically adjusting signal parameters according to the specific threat level and wildlife response, the system maintains effectiveness over time and prevents habituation through variable rather than repetitive stimulus patterns.
3Reliability
If electronic wildlife warning devices are deployed along roads, then collisions can be prevented, but the devices are susceptible to theft and require extensive maintenance
Solution Approach 1:
The patent combines multiple functions into integrated warning devices that include detection sensors, processing units, signal transmitters, and communication modules in single locations. By merging detection and warning functions at each roadside location, the system reduces the number of separate components that need maintenance and makes each device more resilient to theft, as removing one device eliminates both detection and warning capabilities simultaneously.
Solution Approach 2:
The system implements feedback mechanisms where warning devices communicate their operational status, detection data, and malfunction information to a central control unit. This feedback enables remote monitoring and diagnostics, allowing maintenance personnel to identify and address issues before they compromise system functionality, thereby reducing the frequency and cost of on-site maintenance visits.
Data Source
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Figure 3~5
AI summary
The invention relates to an animal warning system which comprises at least two independent warning devices (14), wherein each warning device has an electrical voltage supply (29), at least one signal transmitter (24, 25) and a microcontroller (26) for controlling said signal transmitter (24, 25), characterised in that each warning device also comprises a communication means (27, 28) for wireless communication with other warning devices (14) and/or with a base station (15) in order to form a wireless network of animal warning devices.