Mobile Terminal Proximity Touch Gesture Control
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Solution Overview
Problem
Current mobile terminals lack the ability to effectively perform movement and zoom functions on touch screens based on proximity-touch interactions, limiting user input methods and user experience.
Innovation Solution
A mobile terminal with a touchscreen and a sensing unit that detects both touch and proximity-touch events, allowing for scrolling, zooming, and rotation functions based on object movement and proximity, enabling enhanced user interaction through predetermined gestures and icon manipulation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If only traditional touch input is supported on the touchscreen, then the device complexity remains low, but the ease of operation and user interaction capabilities are limited
Solution Approach 1:
The patent replaces traditional mechanical touch detection with proximity sensing technology that detects objects near the touchscreen surface without requiring physical contact. This substitution enables new interaction modes (proximity-based gestures) while maintaining relatively simple hardware architecture, resolving the contradiction between enhanced operation capability and device complexity
Solution Approach 2:
The touchscreen is designed to recognize multiple input types (traditional touch, proximity-touch, and combination gestures) through a unified sensing system. The controller interprets different gesture patterns from the same sensing hardware, providing versatile interaction capabilities without adding separate dedicated input devices for each function
2Ease of operation
If proximity-touch sensing is added to detect objects near the touchscreen, then the ease of operation is enhanced, but the device complexity increases
Solution Approach 1:
The patent merges proximity sensing functionality with the existing touchscreen structure by integrating proximity sensors into the touchscreen assembly. This combination allows the system to detect both traditional touch and proximity-based gestures using a unified sensing architecture, enhancing operation capabilities while minimizing the increase in device complexity through consolidation rather than addition of separate systems
3Adaptability or versatility
If multiple gesture functions (scrolling, zooming, rotation) are implemented based on touch and proximity-touch, then the adaptability and functionality increase, but the difficulty of detecting and measuring input accurately increases
Solution Approach 1:
The controller employs feedback mechanisms to track the movement trajectory, speed, and position of detected objects during proximity-based gestures. By continuously monitoring changes in sensor signals and adjusting interpretation based on movement patterns, the system accurately distinguishes between different gesture types (scrolling vs. zooming vs. rotation) even with the added complexity of proximity sensing
Solution Approach 2:
The gesture recognition system dynamically adapts its detection parameters based on the detected movement characteristics. The controller adjusts sensitivity thresholds, detection zones, and interpretation rules in real-time based on the speed, direction, and pattern of object movement, enabling accurate recognition of multiple gesture functions while maintaining high adaptability to different user interaction styles
Data Source
AI summary
The present invention relates to a mobile terminal. Specifically to a mobile terminal including a display including a touchscreen, a sensing unit for sensing an object contacting the touchscreen and the object in near-proximity to the touchscreen, and a controller for controlling information appearing on the display according to the object contacting the touchscreen and movement of the object relative to the touchscreen.