Proximity Detection Display with Placeholder Feedback
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Solution Overview
Problem
Touch panels that detect contact or proximity often result in user errors due to displacement of detected coordinates from intended touch points, leading to inaccurate operations.
Innovation Solution
An information processing apparatus with a detection unit that measures the distance between an interface surface and an operational tool, generating signals to display feedback content when within a threshold range, reducing the likelihood of user errors by providing accurate proximity detection and feedback.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If a touch panel detects proximity of an operating body to enable early operation initiation, then operational responsiveness is improved, but coordinate displacement error increases
Solution Approach 1:
The system performs preliminary actions in two stages: first displays a placeholder image when proximity is detected, then replaces it with the actual content image when contact is confirmed. This preliminary action allows the system to respond early to user intent while avoiding premature coordinate interpretation that causes displacement errors.
Solution Approach 2:
A placeholder image serves as an intermediary element between the user's proximity gesture and the final content display. This intermediary allows the system to acknowledge proximity detection without committing to a potentially inaccurate coordinate interpretation, thereby resolving the contradiction between early responsiveness and coordinate precision.
2Productivity
If a touch panel displays content based on proximity detection, then user interaction speed is improved, but operation error rate increases
Solution Approach 1:
The system displays a placeholder image as a preliminary action when proximity is detected, allowing fast interaction initiation. The actual content is displayed only after contact is confirmed, ensuring operational accuracy. This two-stage approach maintains both productivity and reliability.
Solution Approach 2:
The system provides visual feedback through the placeholder image to confirm proximity detection to the user, while reserving final content display for confirmed contact. This feedback mechanism allows the user to verify their input intent before the final operation is executed, reducing error rates while maintaining interaction speed.
3Speed
If a touch panel initiates operations on proximity detection, then responsiveness is improved, but coordinate displacement perception by user increases
Solution Approach 1:
The placeholder image acts as a temporary visual reference that preserves coordinate alignment information during the proximity detection phase. When contact is confirmed, this placeholder is replaced with the actual content, ensuring that the user's coordinate perception remains accurate throughout the interaction sequence.
Data Source
AI summary
An apparatus and method provide logic for processing information. In one implementation, an apparatus includes a display unit configured to display a first portion of content to a user. The display unit includes a display surface. A detection unit is configured to detect a distance between an interface surface and a reference point disposed along an operational tool of the user. A control unit configured to determine whether the distance falls within a threshold range, and generate a signal to display a second portion of content to the user, when the detected distance falls within the threshold range. The display unit is further configured to display the second content portion, based on the generated signal.