Intelligent Taillight Projection for Dynamic Vehicle Warnings
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Solution Overview
Problem
Existing taillight systems lack the ability to dynamically adjust and integrate with external data sources, such as on-board sensors, to provide real-time warnings and enhance communication between vehicles and pedestrians, limiting their effectiveness in complex traffic environments.
Innovation Solution
An intelligent warning method and system that uses projection modules to display vehicle speed and distance information on the road surface, adjusting projection modes based on real-time data and road conditions, including color, brightness, and area, to ensure clear visibility and effective communication.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional fixed-mode lighting displays are used, then the taillight system structure is simple, but the system cannot dynamically adjust to real-time road conditions and weather conditions, limiting communication effectiveness
Solution Approach 1:
The patent implements dynamic projection modules that can adjust their projection characteristics (brightness, color, area, content) in real-time based on detected road conditions, weather conditions, and vehicle speed data. This transforms the static taillight system into a dynamic one that adapts to changing environments, resolving the contradiction between adaptability and complexity by introducing controlled dynamic elements only where needed for safety communication
Solution Approach 2:
The system incorporates sensors that continuously monitor road conditions, weather conditions, and vehicle speed, feeding this data back to the control module. The control module then adjusts projection parameters based on this feedback, creating a closed-loop system that maintains optimal communication effectiveness without requiring manual intervention or overly complex predetermined settings
2Loss of information
If projection modules are added to display real-time vehicle status information, then communication effectiveness is improved, but device complexity and energy consumption increase
Solution Approach 1:
The patent divides the projection system into multiple independent projection modules, each capable of displaying specific types of information (vehicle speed, distance to leading vehicle, distance to following vehicle, weather conditions). This segmentation allows the system to transmit comprehensive information while maintaining modularity, making the complex system easier to manage, maintain, and energy-optimize by activating only the necessary modules based on current communication needs
3Loss of information
If multiple projection modules are used to display comprehensive vehicle status, then information completeness is improved, but energy consumption increases
Solution Approach 1:
The system activates projection modules selectively based on the current communication needs and detected conditions. Not all projection modules operate at full capacity simultaneously; instead, the control module adjusts the activation and intensity levels of individual modules to provide just enough information for safe communication, avoiding unnecessary energy consumption while maintaining information completeness
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
Enhances road safety by providing real-time warnings and improving human-vehicle interaction, promoting traffic flow and reducing accidents through dynamic projection adjustments.
Implementation Method 1
controlling a first projection module integrated in the motor vehicle taillight and a second projection module installed at a rear of the motor vehicle to project on a road surface
Data Source
AI summary
Disclosed are an intelligent warning method, an intelligent warning system, and an intelligent taillight device based on motor vehicle taillights. The method includes: monitoring, in real-time, a current speed of a motor vehicle, a speed of a leading vehicle, and a speed of a following vehicle, and providing feedback to a preset main control module; acquiring, through the main control module, a real-time distance between the motor vehicle and the following vehicle to obtain a following vehicle distance, and a real-time distance between the motor vehicle and the leading vehicle to obtain and a leading vehicle distance; controlling, by the main control module, a first projection module integrated in the motor vehicle taillight and a second projection module installed at a rear of the motor vehicle to project on a road surface in response to that a preset projection condition is met.