Mobile Terminal Split View Controller for Multitasking

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Solution Overview

Problem

Mobile terminals face inconvenience when multiple applications are used simultaneously, as users need to frequently switch between screens to access different applications, especially when an input is required, leading to inefficiencies in tasks like searching for data across applications.

Innovation Solution

A mobile terminal and method that allow simultaneous display of execution screens for multiple applications in a split view, where a recently used list is output on the input area in input mode, enabling users to access multiple applications without switching screens, and allowing screen split views based on user input signals.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple applications are executed simultaneously, then application functionality is improved, but screen switching complexity increases

Engineering Contradiction:
Improveapplication functionalityVSAvoidscreen switching complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The display screen is divided into multiple regions to simultaneously display multiple applications. The controller divides the display area into first and second regions, allowing different applications to be displayed in different regions at the same time, eliminating the need for screen switching while maintaining multi-application functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple application execution screens are merged into a single display by allocating different applications to different display regions. This combining approach allows users to access multiple applications simultaneously without the complexity of switching between separate screens.

Inventive Principle:
Principle #5Merging (Combining)

2Productivity

If screen split view is implemented, then multitasking efficiency is improved, but input area availability is reduced

Engineering Contradiction:
Improvemultitasking efficiencyVSAvoidinput area availability
Core Design Contradiction:
ProductivityVSArea of stationary object

Solution Approach 1:

The input means area is dynamically allocated based on the displayed application. When a second application is displayed in the second region, the input means area is positioned to correspond with that region, ensuring that the input area is optimally positioned for the active application while maintaining screen split functionality.

Inventive Principle:
Principle #3Local quality

3Ease of operation

If recently used list is displayed on input means area, then application accessibility is improved, but input area functionality is reduced

Engineering Contradiction:
Improveapplication accessibilityVSAvoidinput area functionality
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The display configuration is dynamically adjusted based on user input. When an input signal is detected in the input mode of a first application, the recently used list is displayed in the input means area. Upon detecting a selection input for a second application, the system transitions to displaying the screen split view with the second application, making the input area functional again.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10664158B2Mobile terminal and method for controlling the same
Publication Date: 2020.05.26 LG ELECTRONICS INC
  • US10664158B2 patent drawing
  • US10664158B2 patent drawing
  • US10664158B2 patent drawing

AI summary

A mobile terminal and a method for controlling the same are disclosed, in which a screen split view of execution screens of a plurality of applications included in a recently used list is provided. In more detail, a mobile terminal and a method for controlling the same are disclosed, in which different screen split views are provided depending on whether a screen which is being output to a display unit is an input mode or non-input mode of an application.