Magnification Interface for Touch Control Selection
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Solution Overview
Problem
Small display screens on modern information handling systems, such as mobile phones and tablets, often lead to unintended graphical control selections due to the abundance of controls in a limited space, making precise user input challenging.
Innovation Solution
A system that detects user input on a touch-enabled display and triggers a magnification interface, displaying a larger rendition of nearby visual controls to facilitate accurate selection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of moving object
If graphical controls are displayed in a limited space on a small display screen, then the device can be compact and portable, but unintended selections occur more frequently
Solution Approach 1:
The display screen is segmented into a standard view mode and a magnified view mode. When a user taps on a graphical control, the system segments the interaction by opening a separate magnified interface that isolates the selected control from other controls, allowing precise selection without interference from nearby controls.
Solution Approach 2:
A magnification interface acts as an intermediary between the user's tap input and the graphical controls. This intermediary layer receives the tap input, identifies the proximate control, and presents a magnified version of that control in a dedicated interface, filtering out the complexity of other controls being present on the main display.
2Adaptability or versatility
If multiple graphical controls are presented in a small area, then the interface provides comprehensive functionality, but precise user input becomes challenging
Solution Approach 1:
The interface is segmented into a main display area showing multiple controls and a separate magnified view area showing a single enlarged control. This segmentation allows the system to maintain comprehensive functionality in the main view while providing precise input capability in the magnified view when needed.
Solution Approach 2:
The system transitions from a two-dimensional display of multiple controls to a magnified view that effectively adds a third dimension of detail. By creating a hierarchical display structure where controls can be viewed at different levels of magnification, the system maintains versatility while improving input precision.
3Loss of information
If the display screen shows all graphical controls at once, then the user has overview of all options, but controls appear smaller and harder to select accurately
Solution Approach 1:
The control display is segmented into an overview mode showing all controls at normal size and a detailed mode showing a single magnified control. The system maintains information about all controls in the overview while allowing the user to access high-precision selection through the magnified view of the selected control.
Data Source
AI summary
According to one disclosed embodiment, an approach is provided in which a user input is detected at a first location on a display screen, such as a finger selection on a touch-enabled display screen. A number of visual controls that are proximate to the detected location are identified. A magnification interface is then displayed that includes a larger rendition of the visual controls.