Touch Panel Input Control for Accidental Operation Prevention

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Solution Overview

Problem

In mobile terminal devices with multiple touch panels, there is a risk of accidental operation of non-active touch panels, leading to unintended application execution.

Innovation Solution

A method and system where a detection module identifies touches on touch panels and a control processing module prevents input reception based on a predetermined deactivating operation, such as setting a sleep mode, to reduce erroneous operations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple touch panels are provided in a mobile terminal device, then the functionality and versatility of the device is improved, but the risk of accidental operation of non-active touch panels increases

Engineering Contradiction:
ImprovefunctionalityVSAvoidaccidental operation risk
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The mobile terminal device is divided into multiple independent touch panels (first touch panel and second touch panel), each capable of independent operation. The control processing module manages each panel separately, enabling independent activation and deactivation of input reception for each panel, thus preventing accidental operations while maintaining overall functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The input reception state of each touch panel is made dynamic and adjustable. The control processing module can actively control whether each panel is in an active or inactive state based on user needs, allowing the system to adapt between multiple operational modes without causing accidental inputs.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the touch panel remains active continuously, then the ease of operation is improved, but the power consumption increases

Engineering Contradiction:
Improveoperational accessibilityVSAvoidpower consumption
Core Design Contradiction:
Ease of operationVSUse of energy by moving object

Solution Approach 1:

The touch panel's input reception capability is dynamically adjusted between active and inactive states. The control processing module deactivates input reception for the non-active touch panel to save power, while maintaining ease of operation for the active panel, thus resolving the contradiction between operational accessibility and power consumption.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the operational parameter (input reception state) of the touch panel based on usage conditions. By switching between active and inactive states, the system optimizes both power consumption and ease of operation according to the current operational context.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS8918147B2Mobile terminal device
Publication Date: 2014.12.23 KYOCERA CORP
  • US8918147B2 patent drawing
  • US8918147B2 patent drawing
  • US8918147B2 patent drawing

AI summary

A method for touch panel operation is disclosed. A touch is detected on a first touch panel, and reception of input from the first touch panel is prevented based on a predetermined deactivating operation.