Vehicle Control System Driver Intervention Penalty
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Solution Overview
Problem
Existing vehicle control systems for autonomous driving often invoke minimal risk maneuvers unnecessarily, leading to abusive use of autonomous stopping modes when drivers fail to take over driving responsibilities, which can be due to negligence rather than incapability, and lack mechanisms to encourage timely driver intervention.
Innovation Solution
A vehicle control system that includes a control unit for steering and acceleration, a notification interface to request driver intervention, and an intervention detection unit to monitor driver acceptance, imposing penalties on drivers who neglect intervention requests by restricting autonomous driving functionality, with varying levels of restriction based on the severity of the situation and allowing authorized parties to lift restrictions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the autonomous stopping mode is invoked when the driver fails to accept intervention requests, then the vehicle safety is improved, but the driver convenience deteriorates due to unnecessary autonomous stopping
Solution Approach 1:
The system performs preliminary actions by notifying the driver in advance before invoking autonomous stopping mode. The notification interface provides warnings and the system waits for driver response, giving the driver a chance to accept intervention requests before the autonomous stopping is activated, thereby avoiding unnecessary stopping while maintaining safety
Solution Approach 2:
The intervention detection unit provides feedback by monitoring whether the driver accepts the intervention request. This feedback mechanism allows the system to distinguish between deliberate driver refusal and genuine incapability, enabling conditional invocation of autonomous stopping mode only when the driver genuinely cannot respond, thus balancing safety with driver convenience
2Reliability
If the autonomous stopping mode is frequently invoked, then the driver is protected from operating an incapable vehicle, but the driver trust in the system deteriorates
Solution Approach 1:
The feedback from the intervention detection unit allows the system to learn from driver responses and distinguish between genuine incapability and deliberate refusal. This selective invocation of autonomous stopping mode based on actual driver state reduces unnecessary activations, maintaining driver trust while still providing protection when truly needed
Solution Approach 2:
The system changes the parameter of autonomous stopping invocation from a fixed rule to a conditional parameter based on driver state assessment. By adjusting the invocation criteria based on whether the driver is genuinely incapable or deliberately refusing, the system optimizes the balance between protection and trust
3Reliability
If the system monitors driver intervention acceptance, then the abusive use of autonomous driving is prevented, but the system complexity increases
Solution Approach 1:
The intervention detection unit provides feedback on driver acceptance status, enabling the system to identify and prevent abusive use of autonomous driving features. This feedback mechanism allows the system to distinguish between legitimate and abusive scenarios without requiring complex additional hardware
Solution Approach 2:
The notification interface and intervention detection unit work together in a self-service manner where the driver's own responses to notifications provide the data needed for abuse detection. The system uses the driver's lack of response or inconsistent responses as indicators of potential abuse, eliminating the need for separate complex monitoring systems
Data Source
AI summary
In a vehicle control system (1) configured for autonomous driving, a control unit (15) invokes an autonomous stopping mode when an intervention detection unit (10, 11, 13, 33) has failed to detect an acceptance of a driving intervention request by the driver when the driving intervention request is notified by a notification interface (31, 32), and the control unit restricts a functionality of the autonomous driving after the autonomous stopping mode has been invoked due to a driver's failure.