Adaptive Vehicle Warning Timing for Collision Risk and Driver Intent
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Solution Overview
Problem
Existing vehicle warning systems fail to dynamically adjust warning times based on changing road conditions and driver behavior patterns, leading to unnecessary warnings or missed alerts due to preset conditions.
Innovation Solution
A vehicle warning control device and method that utilizes in-vehicle sensors to determine collision risk and driver intent, adjusting warning times through correction values based on these factors to generate appropriate warnings or control signals.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If preset conditions are used for warning generation, then the system is simple to operate, but the system cannot dynamically respond to changing situations
Solution Approach 1:
The warning system dynamically adjusts the warning generation threshold based on real-time detection of surrounding vehicle positions and driver operation states. Instead of using a fixed preset condition, the system continuously adapts the warning criteria according to the current driving context, such as delaying warnings when the driver is actively steering or suppressing warnings when surrounding vehicles are detected in blind spots.
2Reliability
If warnings are generated based on fixed conditions, then the warning timing is consistent, but unnecessary warnings or missed alerts occur due to driver behavior patterns
Solution Approach 1:
The system incorporates feedback from multiple sensors including steering angle sensors, operation state detectors, and surrounding vehicle position detectors. This feedback loop allows the system to continuously monitor driver intent and adjust warning timing accordingly, suppressing warnings when the driver is actively maneuvering and generating warnings when the driver appears inattentive or when collision risk is high.
3Adaptability or versatility
If lane keeping assistance technology operates based on preset conditions, then the function is easy to implement, but consideration of unexpected situations is insufficient
Solution Approach 1:
The system performs preliminary detection of surrounding vehicle positions and driver operation states before generating warnings. By detecting the presence of vehicles in blind spots and analyzing driver steering patterns in advance, the system prepares appropriate warning suppression or generation strategies, allowing it to handle unexpected situations like sudden lane changes or obscured vehicles more effectively.
Data Source
AI summary
The present embodiments relate to technology for controlling a warning time of a vehicle and may provide a vehicle warning control device and method comprising a receiver receiving sensing information through an in-vehicle sensor, a determiner determining a collision risk degree of the vehicle and a driver's intent based on the sensing information, a warning time corrector setting a warning control time by applying a correction value determined based on a result of determining the collision risk degree and the driver's intent, and a signal generator generating at least one of a warning signal and a vehicle movement control torque signal based on the warning control time.