Proximity-Based Touchscreen Input via Hovering Distance Detection
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Solution Overview
Problem
Current touch screen technologies lack intuitive and versatile interaction methods, as they primarily rely on direct contact for user inputs, limiting the potential for efficient and intuitive hovering-based interactions that could enhance user experience by utilizing the space above the screen for input and information display.
Innovation Solution
A proximity detection system integrated with a touch screen that uses capacitive or other proximity detection techniques to sense objects in close proximity, allowing for hovering inputs and adaptive display control based on object distance, position, and movement, enabling the selection and display of additional information such as previews or menus without direct contact.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If direct contact touch screen operation is used, then input reliability is ensured, but interaction versatility and intuitiveness are limited
Solution Approach 1:
The patent introduces a new dimension of interaction by detecting objects in close proximity to the touch screen without direct contact. This adds a spatial dimension (hovering distance) to the traditional 2D touch interface, enabling users to interact with the screen by hovering fingers or objects above the surface, thereby enhancing interaction versatility while maintaining ease of use through intuitive proximity-based gestures
2Adaptability or versatility
If hovering detection is added to touch screen, then interaction versatility is improved, but device complexity increases
Solution Approach 1:
The patent makes the touch screen serve multiple functions by enabling it to detect both direct contact touches and hovering objects in close proximity. The same touch screen hardware is utilized for both traditional touch input and new hovering gesture recognition, eliminating the need for separate detection systems and thereby adding hovering interaction capability without proportionally increasing device complexity
Solution Approach 2:
The touch screen system automatically distinguishes between touch and hover inputs based on the characteristics of the detected signal, without requiring additional external sensors or complex processing. The system self-adapts to interpret proximity-based inputs by analyzing signal strength and duration, enabling hovering interaction through the existing touch screen infrastructure
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
This solution provides an intuitive and versatile interaction method by allowing users to access and select information through hovering, enhancing user experience by providing additional information and control options based on proximity, thereby improving interaction efficiency and usability.
Implementation Method 1
A proximity detection system integrated with a touch screen that uses capacitive or other proximity detection techniques to sense objects in close proximity
Data Source
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AI summary
In accordance with an example embodiment of the present invention, a method for controlling display operations is provided, comprising: detecting presence of an object in close proximity to an input surface (300), detecting at least one information item associated with the object (310), detecting distance information on the distance of the object to the input surface (320), and controlling selection of additional information associated with the at least one information item for display on the basis of the distance information (330).