Vehicle Warning System with On-Demand Explanatory Information
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Solution Overview
Problem
Modern motor vehicles have complex systems that make it difficult for users to self-diagnose issues, with existing warning systems providing unnecessary explanatory information automatically, which can be distracting and reduce driving safety.
Innovation Solution
A warning system that outputs warnings optically and acoustically, with explanatory information available on a separate display and operating device, allowing users to request and receive explanations only when desired, using a multifunctional display and operating device like an infotainment system, and outputting information multimodally to reduce driver distraction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If explanatory information is automatically output with warnings, then users receive comprehensive information about warning states, but driver distraction increases and driving safety decreases
Solution Approach 1:
The system dynamically adapts the amount and type of information provided to the driver based on the current driving situation. During normal driving, only essential warning information is displayed. When the driver requests additional information or when the vehicle is stationary, comprehensive explanatory information is provided. This dynamic adaptation resolves the contradiction by providing complete information when safe to do so while minimizing distraction during active driving.
Solution Approach 2:
The system allows drivers to self-select the level of information they receive through voice commands or display interactions. Drivers can request explanatory information about warnings when they need it, rather than having information forced upon them. This self-service approach ensures drivers receive comprehensive information about warning states while maintaining control over when and how they receive it, reducing unwanted distraction.
2Loss of information
If comprehensive warning information is always provided, then users understand warning states better, but information overload occurs and user stress increases
Solution Approach 1:
The system provides partial information by default (essential warning notices) and offers additional information on demand. Rather than overwhelming users with all possible information simultaneously, the system delivers only the necessary portion of information needed for safe driving, with the option to access more detailed explanations when users request them. This partial action approach reduces user stress while maintaining information completeness when needed.
3Loss of information
If multiple output channels are used for warnings, then information reach is improved, but system complexity increases
Solution Approach 1:
The system uses a multi-functional architecture where the voice recognition system and display system serve multiple purposes. The voice system not only provides warning information but also allows drivers to request additional information and navigate through explanations. The display serves both as a warning indicator and as an information provision interface. This multi-functionality approach improves information delivery across multiple channels while avoiding the need for separate dedicated systems for each function, thereby controlling overall system complexity.
Data Source
Figure 1
AI summary
The invention relates to a motor vehicle with an improved warning system, comprising a display device (3, 14) for displaying at least vehicle condition information, self-diagnostic control units (11), a vehicle data bus (10) via which the display device (3, 14) and the control units (11) are interconnected, wherein the control units (11) are configured to transmit corresponding warning signals via the vehicle data bus (10) for warning conditions detected during self-diagnosis, and the display device (3, 14) is configured to evaluate the warning signals and to display corresponding warnings optically and/or acoustically through the display device (3, 14), wherein the display device (3, 14) is further configured such that explanatory information on the warnings can be output and/or is output simultaneously or by manual request with the output of the warnings through the display device (3, 14).