Selective Operator Guidance in Hidden-Sensor Control Panels
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Solution Overview
Problem
Conventional control panel designs for home appliances are complex to manufacture and operate, especially with increased user interaction options, making them difficult to use and produce efficiently, particularly for small batch sizes and high-end or professional appliances.
Innovation Solution
A method and component for selective operator guidance using a sensor layer hidden beneath a cover layer, which detects operator inputs such as gestures, and a discrete indicator layer for feedback, allowing flexible configuration and activation of input modes without increasing manufacturing complexity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple user interaction options are added to control panels, then operator guidance capability is improved, but device complexity and manufacturing complexity increase
Solution Approach 1:
The sensor layer is designed to detect multiple types of operator inputs (touch, proximity, gestures) across different regions, allowing a single control panel component to serve multiple functions. The indicator layer can be configured to provide different types of feedback (visual, positional) depending on the input mode, enabling the same hardware to adapt to various interaction scenarios without requiring separate components for each function.
Solution Approach 2:
The control panel dynamically configures its input modes and sensor layer activation based on the current operational context. The system can switch between different input detection regions and indicator configurations depending on what function is currently active, allowing the control panel to adapt its complexity to match the immediate operational needs rather than maintaining maximum complexity at all times.
2Adaptability or versatility
If more switches and buttons are added for increased user interaction, then operator guidance is improved, but ease of operation deteriorates due to increased complexity
Solution Approach 1:
The invention extracts the physical buttons and switches from the control panel design, replacing them with a touch-sensitive sensor layer that can detect inputs across large areas. This removes the mechanical complexity of multiple discrete buttons while maintaining or enhancing interaction capabilities through gesture recognition and multi-touch support, thereby improving ease of operation.
Solution Approach 2:
The sensor layer transitions from detecting inputs at discrete button locations to detecting inputs across a continuous two-dimensional surface. This dimensional expansion allows for more intuitive gesture-based interactions (swiping, pinching, circular motions) that are easier to perform than manipulating multiple small buttons, while the indicator layer provides spatial feedback to guide operator attention to relevant input zones.
3Adaptability or versatility
If a touchscreen display with graphical visualizations is used, then operator guidance is improved, but manufacturing complexity and cost increase significantly
Solution Approach 1:
Instead of using a full touchscreen display with graphical processing capabilities, the invention uses a simpler sensor layer that detects touch inputs combined with a separate indicator layer that provides visual feedback. This copied approach separates the sensing function from the display function, allowing each to be optimized independently with simpler, more cost-effective components while achieving the same operator guidance effect.
Solution Approach 2:
The indicator layer acts as an intermediary between the sensor layer and the operator, providing visual feedback without requiring a complex display system. The indicators can be simple LEDs, LCD segments, or other low-complexity visual elements that guide the operator's attention and provide feedback, replacing the need for sophisticated graphical visualizations while maintaining effective communication with the user.
4Ease of manufacture
If conventional buttons and switches are used for operator inputs, then ease of manufacture is maintained, but adaptability for different input modes is limited
Solution Approach 1:
The sensor layer parameters (sensitivity, detection threshold, active regions) can be programmatically adjusted to support different input modes without changing the physical hardware. The same sensor layer can be configured to detect light touches, firm presses, prolonged contact, or motion gestures by changing detection parameters through software control, providing input mode flexibility while maintaining manufacturing simplicity.
Data Source
AI summary
There is presented a method for selective operator guidance for operator inputs, in particular for operator inputs in a home appliance, to a control panel component, in particular for an operating control panel for a home appliance, and to a method for producing a control panel component, in particular for an operating control panel of a home appliance. In one aspect, the control panel component includes a cover layer, a sensor layer which covers a rear side of the cover layer in a flat manner, at least sectionally, and an indicator layer comprising at least one discrete indicator element, wherein the sensor layer is arranged between the cover layer and the at least one discrete indicator element, wherein the sensor layer is configured to detect operator inputs, in particular operator gestures, wherein the sensor layer is arranged to be activated sectionally depending on a desired input mode, and wherein the at least one discrete indicator element is arranged to be actuated for selective operator guidance.