Touch Input Control Switching for Seamless Object Manipulation
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Solution Overview
Problem
Users of handheld devices with touchscreens or touchpads face difficulty in seamlessly controlling displayed objects across the entire display area, especially when the object needs to be moved from one side of the screen to the other without using both hands, leading to discomfort and loss of control.
Innovation Solution
Implementing a method that allows seamless continuous control by switching control between two different touch inputs, such as from one hand to another, by detecting a merge area where both inputs are proximate to the object, enabling smooth hand-off and maintaining control without manual intervention.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If control is switched between two touch inputs, then ease of operation is improved, but device complexity increases
Solution Approach 1:
The system automatically detects when a second touch input approaches the object and initiates the control switch without requiring explicit user commands. The device monitors touch input positions and autonomously determines when to transfer control, making the system self-serve the user's intent.
Solution Approach 2:
The patent introduces an intermediate detection mechanism that monitors the spatial relationship between touch inputs and the object. This intermediary system detects when inputs are 'proximate to the object' and mediates the control transfer, acting as a bridge between user intent and system response.
2Productivity
If automatic switching between touch inputs is implemented, then productivity is improved, but device complexity increases
Solution Approach 1:
The system performs preliminary detection of touch input positions and determines potential control switches before the actual transfer occurs. By monitoring and preparing for control transitions in advance, the system enables smooth, uninterrupted object manipulation across the display.
Solution Approach 2:
The patent ensures continuous control of the object by seamlessly transferring control between touch inputs without interruption. The automatic switching mechanism maintains the useful action of object manipulation continuously, allowing users to move objects across the entire display area without losing control.
3Adaptability or versatility
If control switching is enabled across entire display area, then adaptability is improved, but difficulty of detecting and measuring increases
Solution Approach 1:
The system applies different detection criteria to different regions of the display. It specifically monitors whether touch inputs are 'proximate to the object' rather than tracking the entire display area uniformly. This localized quality approach focuses computational resources on relevant regions near the object.
Solution Approach 2:
The patent replaces complex mechanical tracking systems with software-based detection of touch input positions. By using digital coordinates and proximity calculations instead of physical measurement mechanisms, the system achieves versatile control across the entire display area with simplified detection.
Data Source
AI summary
A method for switching control of object is provided including displaying an object on a screen, controlling movement of the object in response to a first touch input, detecting a request for switching control of the object from the first touch input to a second touch input, determining whether a location of the first touch input and a location of the second touch input are within a merge area and switching control of the object from the first touch input to the second touch input in response to the location of the first touch input and the location of the second touch input being within the merge area.