Mobile Terminal Task Display Continuity Control

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Solution Overview

Problem

Existing mobile communication terminals with multitasking capabilities face issues during display conversions, such as tasks not being completed or re-displayed correctly when switching between displays, requiring users to re-execute tasks.

Innovation Solution

A mobile communication terminal with a controller that manages display conversions by prioritizing tasks, displaying the highest priority task on a second display during a closing operation and re-displaying previous tasks in the correct execution order upon opening, using a first display, and handling tasks as necessary during these operations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If display conversion is executed from first display to second display during multitasking, then the mobile communication terminal can switch displays, but the tasks displayed on the first display are not completed and cannot be re-displayed on the first display after conversion

Engineering Contradiction:
Improvedisplay conversion capabilityVSAvoidtask completion and continuity
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The controller stores task information in memory before display conversion occurs. This preliminary action ensures that task data is preserved and can be restored after conversion, preventing task loss and ensuring continuity across display switches.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The controller creates a copy of the task information from the first display and stores it in memory. This copying mechanism allows the original task to be preserved while enabling display conversion, and the copied task can be restored to the first display after conversion completes.

Inventive Principle:
Principle #26Copying

2Ease of operation

If all tasks are displayed on a single display during multitasking, then the user can access all tasks, but the display becomes cluttered and user interface becomes complex

Engineering Contradiction:
Improvetask accessibilityVSAvoiddisplay interface complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The display system is segmented into multiple displays (first display and second display). The controller divides task presentation across these displays, allowing tasks to be distributed rather than all shown on one cluttered display, thus maintaining accessibility while reducing interface complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system transitions from a single-display interface to a multi-display interface, adding a spatial dimension to task presentation. This dimensional change allows tasks to be organized across different display surfaces, reducing clutter on each individual display while maintaining overall accessibility.

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

3Productivity

If the mobile communication terminal supports multitasking function, then multiple tasks can be executed simultaneously, but display management during folder opening/closing becomes problematic

Engineering Contradiction:
Improvemultitasking capabilityVSAvoiddisplay management during folder operations
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The controller monitors the state of folder operations (opening/closing) and uses this feedback to dynamically adjust display management. When folder closing is detected, the controller restores tasks to the first display; when opening is detected, it switches to the second display, ensuring smooth multitasking operation during folder transitions.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The display management system is made dynamic by linking it to folder operation states. The controller automatically adapts task display location based on whether the folder is opening or closing, enabling flexible and intuitive multitasking operation during folder transitions without requiring manual intervention.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS7636587B2Method for displaying task executed on mobile communication terminal
Publication Date: 2009.12.22 LG ELECTRONICS INC
  • US7636587B2 patent drawing
  • US7636587B2 patent drawing
  • US7636587B2 patent drawing

AI summary

The present invention is related to a mobile communication terminal capable of displaying a task executed thereon. The mobile communication terminal includes a first display for initially displaying one or more tasks simultaneously being executed on the mobile communication terminal, a second display for subsequently displaying the one or more tasks simultaneously being executed on the mobile communication terminal after a display conversion from the first display to the second display occurs, and a controller operationally connected with the first display and the second display, wherein the controller displays on the second display a highest priority task among the one more tasks simultaneously being executed when the display conversion from the first display to the second display occurs.