Vehicle Control System Output Controller for Driving Assistance Level Changes
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Solution Overview
Problem
Conventional vehicle control systems fail to effectively communicate changes in driving assistance levels to occupants, making it difficult for them to recognize required details promptly.
Innovation Solution
A vehicle control system that includes a driving assistance controller, an information output mechanism, and an output controller to provide targeted information through light reflections, light emitters, and vibrations, ensuring occupants are alerted and informed of changes in driving assistance levels.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If only an image showing the occupant's action is displayed, then the display system remains simple, but the occupant cannot instantaneously recognize required details
Solution Approach 1:
The information output is segmented into multiple channels: visual display showing occupant action, light indicators for immediate attention, and vibration feedback for tactile confirmation. This segmentation allows different types of information to be conveyed through appropriate modalities, enabling instantaneous recognition of required details while maintaining systematic organization.
Solution Approach 2:
The system transitions from a single-dimensional visual display to multi-dimensional information presentation by adding light indicators and vibration feedback. This dimensional expansion allows the occupant to recognize required details instantaneously through multiple sensory channels simultaneously, resolving the contradiction between information completeness and system simplicity.
2Reliability
If multiple types of information output are added to improve occupant awareness, then information recognition is enhanced, but the system complexity increases
Solution Approach 1:
The information output device is designed with multi-functionality, where a single integrated system can display visual information, emit light indicators, and generate vibration feedback. This universal design allows the system to provide multiple types of information output through one coordinated mechanism, enhancing occupant awareness reliability while avoiding the complexity of separate independent systems.
Solution Approach 2:
The system incorporates feedback mechanisms where the output controller monitors the driving assistance degree changes and automatically adjusts the information output accordingly. This feedback loop ensures that information is provided only when necessary (when driving assistance degree changes), improving reliability while maintaining system simplicity through intelligent activation rather than continuous operation.
3Loss of information
If information is continuously displayed to keep occupant informed, then information availability is improved, but energy consumption increases
Solution Approach 1:
Instead of continuous information display, the system employs periodic action by activating information output only when the driving assistance degree changes. The output controller triggers visual display, light indicators, and vibration feedback at these specific moments, ensuring information availability when needed while minimizing energy consumption by keeping the system dormant during stable driving assistance conditions.
Solution Approach 2:
The system extracts and provides only the essential information (changes in driving assistance degree) rather than continuously displaying all possible information. By taking out only the critical updates and presenting them through multiple channels (visual, light, vibration), the system maintains information availability while significantly reducing energy consumption compared to continuous full-information display.
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
Enables occupants to easily recognize changes in driving assistance levels, enhancing their awareness and safety by providing clear and timely notifications through visual and tactile cues.
Implementation Method 1
the information output is a light emitter (430) provided in the driving operation element, and wherein the output controller causes the light emitter provided in the driving operation element to emit light, blink, or stop light emission
Implementation Method 2
the information output includes a reflection display (460) configured to cause light of a predetermined light source to be reflected by a reflector provided on a front windshield of the vehicle
Implementation Method 3
a vibrator (484) configured to vibrate the seat belt, wherein the output controller causes the vibrator to be operated when the degree of driving assistance of the driving assistance controller is changed
Data Source
AI summary
There is provided a vehicle control system including a driving assistance controller configured to execute driving assistance of a vehicle at a plurality of different degrees, an information output configured to output information, and an output controller configured to control the information output so that information indicating a target to be monitored or operated by an occupant required for the occupant is output on the basis of a change in a degree of driving assistance of the driving assistance controller.