Retaining User-Selected Screen Area Across Application Switches

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Solution Overview

Problem

User equipment (UE) lacks flexibility in displaying multiple application interfaces simultaneously, as it typically only shows one active user interface at a time, limiting user interaction and accessibility.

Innovation Solution

The UE is configured to allow users to select and retain a specific screen area, which remains visible across different applications, by obtaining and storing the coordinates of the selected area and displaying the retained image section at the specified location, even when switching to different active applications.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the UE displays only one active user interface at a time, then the display is simple and clear, but the user cannot access multiple applications simultaneously and flexibility is reduced

Engineering Contradiction:
ImproveflexibilityVSAvoiddisplay complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The screen is divided into multiple display areas, with at least one area designated for persistent display of selected content across different applications. This segmentation allows the UE to maintain simplicity in the persistent area while enabling multi-application access in other areas, thus improving flexibility without overwhelming display complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different areas of the screen are assigned different functions: one area maintains persistent display characteristics (simple, stable) while other areas support dynamic multi-application interfaces (flexible, complex). This local differentiation resolves the contradiction by allowing simplicity where needed and flexibility where required.

Inventive Principle:
Principle #3Local quality

2Adaptability or versatility

If the UE allows switching between applications, then users can access different functions, but the previously displayed content is lost and user context is interrupted

Engineering Contradiction:
Improveapplication switching capabilityVSAvoiddisplayed content
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

The system pre-designates a persistent display area before application switching occurs. User-selected content is retained in this area ahead of time, ensuring that when applications are switched, the selected content remains visible. This preliminary setup prevents information loss during transitions.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The selected content from the first application is copied to the persistent display area, creating a permanent representation that survives application switching. This copy mechanism ensures the original content is preserved and remains accessible regardless of which application is currently active.

Inventive Principle:
Principle #26Copying

3Ease of operation

If the UE displays multiple application interfaces simultaneously, then user flexibility is improved, but the display management becomes complex and resource consumption increases

Engineering Contradiction:
Improveuser interactionVSAvoiddisplay management
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The display is segmented into a persistent area for selected content and dynamic areas for application interfaces. This segmentation simplifies display management by clearly defining which area remains static and which areas handle dynamic content, reducing the complexity of managing multiple simultaneous interfaces.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10002589B2Retaining user selected screen area on user equipment
Publication Date: 2018.06.19 QUALCOMM INC
  • US10002589B2 patent drawing
  • US10002589B2 patent drawing
  • US10002589B2 patent drawing

AI summary

A method, an apparatus, and a computer program product are provided. The apparatus may be a UE. The UE has a screen display. The UE displays a first image of a first application on the screen display. The UE receives a selection of a first area of the screen display. The UE retains a first image section of the first image displayed in the first area. The UE receives a second image of a second application. The UE displays the first image section on the screen display at a second area of the screen display. The UE displays the second image in areas of the screen display other than the second area.