Hardware Button Interfaces Using Pressure and Motion Inputs
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Solution Overview
Problem
Existing user interfaces that integrate hardware buttons in electronic devices are cumbersome, inefficient, and complex, leading to increased device size, weight, cost, and cognitive burden, and are particularly wasteful of battery power.
Innovation Solution
Implement methods and interfaces that differentiate between input intensities and types to perform distinct operations, such as integrating hardware buttons that detect varying levels of pressure and movement, allowing for efficient and power-conserving interactions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If numerous hardware buttons are integrated into the electronic device, then the device provides more control options and functionality, but the device size, weight, and cost increase
Solution Approach 1:
The patent implements a single hardware button that performs multiple functions by detecting different input characteristics (press intensity, duration, pattern) to trigger different operations. This eliminates the need for multiple separate buttons while maintaining diverse control capabilities, thereby reducing device weight without sacrificing adaptability.
Solution Approach 2:
The patent changes the parameters of a single button (press intensity, duration, pattern) to differentiate between various operations. By varying these parameters rather than adding multiple buttons, the system achieves multiple control functions while keeping the device lightweight.
2Adaptability or versatility
If multiple hardware buttons are integrated to provide diverse control functions, then the device offers more functionality, but the device complexity increases
Solution Approach 1:
A single hardware button is designed to perform multiple control functions by detecting different input characteristics such as press intensity, duration, and pattern. This universal approach reduces the number of physical components and simplifies the overall device structure while maintaining diverse control capabilities.
Solution Approach 2:
The patent replaces a mechanical system of multiple buttons with a single button that uses sensor detection (optical, capacitive, or force sensors) to distinguish between different operations. This substitution of mechanical diversity with sensor-based detection reduces physical complexity while preserving functional versatility.
3Weight of moving object
If displayed software controls are used instead of hardware buttons, then the device size is reduced, but the user interface becomes complex and error-prone requiring frequent switching
Solution Approach 1:
The patent merges the advantages of both hardware and software controls by integrating a physical button that directly triggers operations without requiring screen interaction. This combination provides tactile feedback and immediate response while maintaining a compact device form factor, eliminating the need for frequent switching between control types.
Solution Approach 2:
The hardware button is pre-configured with specific functions that can be executed immediately upon detection of the appropriate input pattern. This preliminary setup allows direct hardware-to-action mapping without requiring the user to navigate through software menus or switch between interface modes, thereby improving operational efficiency.
4Adaptability or versatility
If hardware buttons with multiple functions are implemented, then control versatility is improved, but the cognitive burden on the user increases
Solution Approach 1:
The patent uses visual feedback (such as LED indicators or display color changes) to indicate the current function or state associated with the hardware button. This visual coding helps users understand which operation will be triggered by a specific button press pattern, reducing cognitive burden while maintaining control versatility.
Solution Approach 2:
The system provides immediate feedback to the user when a button press is detected, indicating whether the input was registered and what operation will be performed. This feedback mechanism (through visual, auditory, or haptic means) helps users understand the system's response and reduces cognitive load by making the button's functionality transparent and predictable.
Data Source
AI summary
User interfaces integrating variable hardware inputs are described, including user interfaces that perform different operations in response to presses of different intensities with and without movement, user interfaces that perform different media capture operations based on presses of different lengths with and without movement, user interfaces with controls that can be customized by swiping near a hardware control, user interfaces for media playback with dynamic speed adjustments, and user interfaces that perform adjustments before and after contact with a hardware control ends.