Mobile Terminal Motion Sensing for Dynamic Key Input
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Solution Overview
Problem
Current mobile terminals lack an efficient method to selectively detect and respond to user motions for enhanced user interaction and interface control, limiting their functionality and user experience.
Innovation Solution
A mobile terminal with a sensing unit that includes a posture sensor to detect tilting motions, allowing the controller to adjust a selection indicator and execute user-defined actions based on the tilting degree and direction, thereby improving user interaction and interface control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If motion detection circuitry is used to dynamically update displayed labels on key input regions, then the number of key input regions can be reduced, but the device complexity increases due to additional sensing components and processing requirements
Solution Approach 1:
The motion detection circuitry serves multiple functions: it detects device orientation, detects user gestures, and dynamically adjusts the display of key input regions and labels. This multi-functionality allows the system to replace multiple physical keys with a smaller number of dynamic key regions, reducing the overall number of input elements while maintaining comprehensive input capability.
Solution Approach 2:
The key input regions and their labels are made dynamic rather than static. The motion detection circuitry continuously monitors device movement and orientation, then dynamically updates the position, content, and configuration of key input regions. This dynamic adaptation allows the interface to respond to user context and device state, enabling fewer physical keys to provide the functionality of many static keys.
2Adaptability or versatility
If motion sensors are embedded to measure movement and tilt for sophisticated command control, then user interaction capability is enhanced, but the device complexity and manufacturing cost increase
Solution Approach 1:
The motion sensor system operates autonomously to detect device orientation and user gestures, automatically translating physical movements into command inputs without requiring additional user interaction. The system self-calibrates and self-adjusts the interface based on detected motion patterns, providing sophisticated command control while minimizing the need for complex manual configuration or additional control elements.
Solution Approach 2:
Physical mechanical controls (multiple physical keys, switches, or buttons) are replaced with a motion sensing system that detects device orientation and user gestures. The motion sensor combined with processing circuitry substitutes for complex mechanical input mechanisms, enabling sophisticated command control through natural device manipulation rather than physical key presses.
3Use of energy by moving object
If the keypad is locked or display activated based on device inclination, then power consumption is reduced and unauthorized access is prevented, but the ease of operation decreases due to additional activation steps
Solution Approach 1:
The system performs preliminary detection of device inclination and user intent before activating the display or unlocking the keypad. The motion detection circuitry continuously monitors device orientation and anticipates user actions, pre-loading or pre-positioning interface elements based on detected motion patterns. This preliminary action allows the system to activate the display or unlock the keypad proactively before the user would need to manually initiate these actions, reducing both power consumption and interaction steps.
Solution Approach 2:
The system continuously monitors device inclination and user gestures, providing real-time feedback to determine when to activate the display or unlock the keypad. The motion detection circuitry feeds back device state information to the control logic, which adjusts keypad locking and display activation based on detected user intent. This feedback mechanism enables automatic, context-aware activation that reduces power consumption while maintaining ease of operation.
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 intuitive and efficient user input methods by allowing users to select and execute actions through tilting motions, enhancing the mobile terminal's functionality and user experience.
Implementation Method 1
a sensing unit 140 configured to detect a motion of the body 100
Data Source
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AI summary
A mobile terminal (100) and a control method thereof are provided. The mobile terminal (100) may include a body, at least one display (151) provided to one side of the body, at least one key button (131) provided to the body to receive a user input, a sensing unit (140) to sense a motion of the body, and a controller (180) to cancel a lock screen displayed on the display (151) based on the motion detected by the sensing unit (140) when the user input is acquired through the key button (131).