Control interface for an appliance
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Solution Overview
Problem
Control interfaces for household appliances have become overly complex as their functionalities have increased, making it difficult for users to access and navigate all operating parameters simply.
Innovation Solution
A control interface with a partly transparent panel that uses tactile inputs and dynamic lighting elements to generate graphic symbols based on appliance operation parameters, allowing for context-specific commands and hiding unnecessary options depending on the appliance's mode.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If control interfaces incorporate more functionalities and controls to allow full control of appliance functions, then the appliance control capability is improved, but the interface complexity increases making it difficult for users to operate
Solution Approach 1:
The control interface dynamically adapts its displayed commands based on the appliance's current operating mode. The control unit selectively displays only relevant commands for the active mode, transforming the static interface into a dynamic one that changes according to operational context, thereby reducing perceived complexity while maintaining full functionality
Solution Approach 2:
The control interface segments the full set of available commands into mode-specific subsets. Instead of presenting all possible controls simultaneously, the interface divides commands into groups relevant to each operating mode, allowing users to access complete functionality through sequential mode-based exploration rather than overwhelming simultaneous display
2Adaptability or versatility
If all possible commands are displayed simultaneously on the control interface, then complete access to appliance functions is provided, but the user interface becomes cluttered and difficult to navigate
Solution Approach 1:
The interface transitions from a static display of all commands to a dynamic display that adapts in real-time based on the appliance's operating mode. The control unit receives mode information and selectively renders only the subset of commands appropriate for that mode, making the interface both comprehensive and navigable
Solution Approach 2:
Different portions of the interface display different information based on local context. The interface applies local quality by showing mode-specific commands in relevant interface regions while hiding irrelevant commands, creating a customized view for each operational context rather than a uniform display of all functions
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
The solution provides a user-friendly interface that simplifies command input by dynamically displaying relevant graphic symbols based on appliance operation, reducing complexity and enhancing user accessibility to appliance functions.
Implementation Method 1
Lighting means are located behind the panel and are configured so as to generate one or more graphic symbols on the outer surface through the panel
Data Source
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AI summary
A control interface (1) for a household appliance comprises a panel (2) fixable to a household appliance (100), at least partly transparent and having an outer surface (2a) accessible to a user; input means (3) associated to the outer surface (2a) and configured to receive tactile inputs by a user; lighting means (6) placed behind the panel (2) and configured to generate one of more graphic symbols (5) on the outer surface (2a) through the panel (2); the lighting means (6) comprise at least a group (7) of active elements (8) configured to cooperate between each other and compose the graphic symbols (5), each graphic symbol (5) is defined by a plurality of active elements (8).