Touch Panel Display Method Using Three-Layer Structure for Interrupt Notifications

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Solution Overview

Problem

Conventional touch panel disable methods fail to effectively display interrupt notifications during the disable mode and maintain the disable state, leading to potential errors and unexpected cancellations.

Innovation Solution

A three-layer structure for the touch panel, comprising a standard layer, a disable layer, and an interrupt layer, where the interrupt layer is positioned between the standard and disable layers, allowing for notification display during touch operation disable mode and maintaining the disable state by preventing incorrect operations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the touch operation is disabled and a touch operation disable screen is displayed on the disable layer, then the touch panel input is disabled for a predetermined time period, but interrupt notifications cannot be displayed and the disable state may be unexpectedly canceled

Engineering Contradiction:
Improvedisable state stabilityVSAvoidinterrupt notification display
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The display is divided into multiple layers: the standard layer for normal operation screens, the disable layer for touch disable screens, and the interrupt layer for notification screens. This segmentation allows each layer to independently display its content without interfering with others, enabling interrupt notifications to be displayed while maintaining the disable state.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The solution transitions from a single-layer display to a multi-layer display structure, adding a new dimension (layer depth) to the display system. The interrupt layer is positioned between the standard layer and the disable layer, creating a three-layer stacked structure that enables simultaneous display of disable screens and interrupt notifications.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Loss of information

If an error screen is displayed by interruption, then the error notification is shown, but the disable state is canceled at an unexpected timing causing error operations

Engineering Contradiction:
Improveerror notification displayVSAvoidoperation accuracy
Core Design Contradiction:
Loss of informationVSReliability

Solution Approach 1:

By segmenting the display into separate layers, the interrupt layer can display error notifications without affecting the disable layer's function. The disable state is maintained because the interrupt layer operates independently and does not trigger state changes in the disable layer.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The interrupt layer acts as an intermediary between the error notification system and the disable state management. It allows error notifications to be displayed while preventing direct interaction that would otherwise cancel the disable state, thus mediating between these two functions.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11445074B2Information processing device, touch panel display method, and recording medium
Publication Date: 2022.09.13 RICOH CO LTD
  • US11445074B2 patent drawing
  • US11445074B2 patent drawing
  • US11445074B2 patent drawing

AI summary

An information processing device includes a standard layer configured to display an operation screen provided for use of a touch panel, a disable layer provided to overlap the standard layer, and an interrupt layer provided to overlap the standard layer and the disable layer. The information processing device further includes a processor, and a memory storing program instructions that cause the processor to disable a touch operation of the touch panel, display a touch operation disable screen on the disable layer to superimpose the touch operation disable screen on the operation screen, in a case where the touch operation is disabled, and display, when an interrupt event has occurred while the touch operation is disabled, a notification screen on the interrupt layer, the notification screen notifying the interrupt event.