Flexible Mobile Display Layout for Multi-App Expansion

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Solution Overview

Problem

Existing flexible displays in mobile terminals lack effective methods for simultaneously outputting multiple applications when the display is extended, as current technologies do not provide a clear framework for managing and arranging applications in an enlarged display mode.

Innovation Solution

A mobile terminal controller determines the layout of applications based on icon information, allowing multiple applications to be included in a tray icon and arranged in a preset order, with the ability to switch to an enlarged display mode upon user input, and supports flexible display extension and contraction through a driving unit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If the flexible display is extended to increase display area, then multiple applications can be simultaneously output, but the complexity of managing and arranging applications increases

Engineering Contradiction:
Improvedisplay areaVSAvoidapplication management complexity
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The display is divided into multiple independent display areas (first display area and second display area) that can be independently controlled. Applications are segmented and assigned to specific display areas, allowing simultaneous output of multiple applications while maintaining manageable organization through spatial separation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces a tray icon as a third dimension in the user interface, which contains multiple application icons and can be selectively expanded. This dimensional addition allows users to organize and access multiple applications without cluttering the main display screen, thereby reducing management complexity while enabling multi-application output.

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

2Adaptability or versatility

If the flexible display is extended to output multiple applications, then the functionality of the terminal increases, but the ease of operation decreases due to unclear application arrangement methods

Engineering Contradiction:
Improveapplication output capabilityVSAvoidapplication arrangement operation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The tray icon pre-organizes and stores multiple application icons in a structured manner before they are needed. When a user selects the tray icon, the applications are already arranged and ready for selection, eliminating the need for users to manually arrange applications during operation and simplifying the user experience.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The tray icon serves as an intermediary interface between the user and multiple applications. Instead of directly managing multiple application windows on the extended display, users interact with the tray icon to select and organize applications, which simplifies the operation by providing a centralized control point.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Area of stationary object

If the flexible display is contracted to reduce display area, then the terminal size is reduced, but the number of simultaneously output applications decreases

Engineering Contradiction:
Improvedisplay areaVSAvoidapplication output capacity
Core Design Contradiction:
Area of stationary objectVSProductivity

Solution Approach 1:

The display area is made dynamic and adjustable through the flexible display mechanism. The display can transition between contracted and extended states, and the tray icon can be selectively expanded to provide additional display area when needed. This dynamic adjustment allows the system to adapt the display capacity to match the number of applications being output.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The tray icon contains multiple application icons in a nested structure, allowing multiple applications to be organized within a compact icon. When the display is contracted, the tray icon provides a space-efficient way to access multiple applications without requiring proportional display area for each application, thereby maintaining application output capacity while minimizing display size.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentEP3916533B1Mobile terminal and control method therefor
Publication Date: 2026.03.25 LG ELECTRONICS INC
  • EP3916533B1 patent drawingFigure 1
  • EP3916533B1 patent drawingFigure 2(a)~2(b)
  • EP3916533B1 patent drawingFigure 3(a)~3(b)

AI summary

A mobile terminal and a control method therefor are disclosed. The mobile terminal includes a body, an input unit configured to receive user input, a display coupled to the body to vary a display region viewed from a front of the body according to switching between an enlarged display mode and a reduced display mode, and a controller. The controller generates an icon based on the received user input, and switches the display to the enlarged display mode according to an input signal for selecting the icon to output at least one application mapped to the icon in the enlarged display mode.