Display Area Boundary Feedback via Velocity Control
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Solution Overview
Problem
Existing user interface technologies fail to provide a comfortable operational experience when a display area moves outside a predetermined boundary, as users struggle to understand why movement is restricted, leading to confusion between reaching the boundary and operational errors.
Innovation Solution
An information-processing device with an operation receiving unit, display controlling unit, determining unit, and area managing unit that calculates and manages the movement velocity of a display area, allowing it to move beyond a boundary while maintaining a threshold distance, thereby providing intuitive feedback on boundary reach and preventing operational errors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the display area is restricted to remain within the predetermined boundary, then the operational stability is improved, but the ease of operation deteriorates because users cannot understand why movement is restricted when reaching the boundary
Solution Approach 1:
The patent applies feedback by allowing the display area to extend beyond the predetermined boundary when it reaches the edge, providing visual feedback to users about boundary status. This eliminates confusion between reaching the boundary and operational errors, as users can see the display area extending beyond the boundary rather than being abruptly stopped.
2Ease of operation
If the display area is allowed to move freely beyond the boundary, then the ease of operation is improved, but the reliability deteriorates because users may confuse boundary reach with operational errors
Solution Approach 1:
The patent provides feedback by visually displaying the extension of the display area beyond the boundary, allowing users to understand boundary status. This feedback mechanism prevents users from confusing boundary reach with operational errors while maintaining smooth operation.
Solution Approach 2:
The patent applies dynamics by changing the behavior of the display area based on its position relative to the boundary. When the display area reaches the boundary, it dynamically transitions from being constrained to being allowed to extend beyond, creating an adaptive and intuitive user experience.
3Loss of information
If the display area is constrained within the boundary, then the loss of information is reduced, but the productivity deteriorates due to limited movement capability
Solution Approach 1:
The patent segments the display area into two parts: the portion within the predetermined boundary and the portion extending beyond it. This segmentation allows the display area to maintain structured organization while enabling extended movement capability, thereby improving productivity without causing information loss.
Data Source
AI summary
An exemplary information-processing device includes: an operation receiving unit that receives an operational input made by a user for moving a display area that has area that overlaps with a predetermined area; a display controlling unit that controls a display unit to display a graphic in the display area; a determining unit that determines a velocity of movement of the display area in accordance with a value derived from the operational input, and; an area managing unit that manages the display area to move the display area at the velocity of movement under a condition that, when a portion of the display area moves outside a predetermined portion of the predetermined area, a distance between the display area and the predetermined area does not exceed a threshold.