Steering Wheel Dual Display Touchscreen Interface
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Solution Overview
Problem
Existing motor vehicle control systems often distract drivers from the traffic situation due to complex and time-consuming operation of multifunctional devices, which are not optimized for quick and efficient control.
Innovation Solution
A motor vehicle with a steering wheel featuring dual integrated displays and touchscreens for command input, where one display is on the left and another on the right, both within 15 cm of the wheel edge, with coordinated control and haptic feedback actuators to minimize driver distraction and facilitate rapid operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multifunctional operating elements are used to control various vehicle functions, then the quantity of functions is improved, but the device complexity increases and ease of operation deteriorates
Solution Approach 1:
The patent divides the operating elements into multiple separate touch-sensitive sensor surfaces on the steering wheel, each dedicated to specific functions. This segmentation allows each element to be simple and intuitive while collectively providing comprehensive vehicle control functions, resolving the contradiction between function quantity and operational simplicity.
Solution Approach 2:
The patent introduces a central control unit that receives signals from multiple touch-sensitive sensor surfaces and coordinates their functions. This intermediary processes inputs from various steering wheel positions and integrates them with vehicle systems, enabling complex multifunctional control through simple touch interactions at the steering wheel interface.
2Adaptability or versatility
If multifunctional operating elements are used to control various vehicle functions, then the quantity of functions is improved, but the device complexity increases
Solution Approach 1:
The patent implements touch-sensitive sensor surfaces that can serve multiple functions depending on their activation pattern and position. The same hardware component can control different vehicle functions through varying touch sequences or locations, reducing the need for separate dedicated controls for each function and thereby simplifying the overall device complexity while maintaining high adaptability.
Solution Approach 2:
The central control unit acts as an intermediary that manages the complexity of coordinating multiple functions. It receives simple touch inputs from the steering wheel and translates them into complex vehicle control commands, effectively hiding the system complexity from the user while enabling comprehensive multifunctional operation.
3Adaptability or versatility
If complex operating elements are used to provide comprehensive control, then the adaptability is improved, but the operator control time increases causing driver distraction
Solution Approach 1:
The patent extracts the control interface from traditional complex buttons and switches and replaces it with intuitive touch-sensitive sensor surfaces directly on the steering wheel. This extraction simplifies the interaction paradigm to basic touch gestures that can be executed quickly with minimal cognitive load, reducing operator control time while maintaining comprehensive vehicle control adaptability.
Solution Approach 2:
The touch-sensitive sensor surfaces provide immediate tactile feedback and visual confirmation through the display, allowing operators to intuitively understand control status without complex menus or multiple steps. The system serves itself by providing natural touch-based control that requires minimal learning or attention, enabling quick operation while maintaining high adaptability across different vehicle functions.
Data Source
AI summary
The present invention relates to a motor vehicle having a steering wheel, the motor vehicle including a first display, integrated into the steering wheel, for the variable representation of information; a first touchscreen, situated over the first display, for the input of commands; a second display, integrated into the steering wheel and separated spatially from the first display, for the variable representation of information; and a second touchscreen, situated over the second display, for the input of commands.