Gesture Sensor Visual Feedback for Touchscreen Scrolling Precision
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Solution Overview
Problem
User interfaces on devices like smartphones and smartwatches face limitations in touch input, particularly in scrolling, where slower gestures are less efficient and faster gestures lack precision, leading to uncertainty in gesture detection and tracking, which hampers user experience.
Innovation Solution
Incorporating a gesture sensor that detects movement outside the device body in various directions and providing visual feedback through light sources or icons on the touchscreen display to indicate activation and direction of movement, enhancing user interaction accuracy and efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If the user moves a finger slowly at the touchscreen display, then the scrolling is exact, but the scrolling is slower
Solution Approach 1:
The patent replaces the mechanical touch-based scrolling system with a gesture recognition system using sensors (e.g., radar, ultrasonic, or optical sensors) that detect hand movements in three-dimensional space above the display. This allows users to perform scrolling gestures by moving their hands through larger air-space trajectories, providing both precision through detectable movement patterns and speed through more natural, faster hand motions that are not constrained by the physical display boundaries.
2Productivity
If the user moves a finger fast at the touchscreen display, then the scrolling is fast, but the scrolling is less exact
Solution Approach 1:
The sensor-based gesture recognition system captures hand movement data in three-dimensional space with high temporal and spatial resolution, enabling precise detection of fast movements. The system can distinguish between intentional scrolling gestures and unintentional hand motions through gesture pattern recognition, maintaining precision even when users perform fast scrolling actions that would be difficult to control on a physical touchscreen.
3Adaptability or versatility
If a gesture sensor is used to detect movements, then gesture recognition capability is improved, but uncertainty remains whether a gesture has been detected or tracking is active
Solution Approach 1:
The patent implements a visual feedback mechanism where the display shows indicators (such as icons, arrows, or highlighted regions) that confirm when the gesture sensor has successfully detected a hand and is actively tracking movements. This feedback loop provides users with immediate visual confirmation of gesture detection status, eliminating uncertainty about whether the system is ready to recognize gestures or is currently tracking hand movements.
Data Source
AI summary
There is provided a user equipment. The user equipment has a body. The user equipment includes at least one gesture sensor configured to, when activated, detect movement, outside the body and in at least one direction from the body, of a user interacting with the user equipment. The user equipment includes a visual user interface configured to provide visual feedback of activation of the gesture sensor. The visual feedback indicates in which at least one direction from the body the detection of movement using the gesture sensor has been activated.