Touchscreen Drag-and-Drop Multi-Window Control for Related Apps

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Solution Overview

Problem

Existing electronic devices require users to manually activate a multi-window function and select applications to display related content in a multi-window manner, which is inconvenient and cumbersome.

Innovation Solution

An electronic device with a touch screen that allows users to display execution screens of multiple applications in a multi-window format by a simple drag-and-drop input, identifying related applications based on content properties and dividing the screen accordingly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a new screen is displayed for selected content, then the content can be viewed, but the user must go back or close the new screen to see the previous screen

Engineering Contradiction:
Improvecontent viewing convenienceVSAvoidtime to navigate between screens
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The screen is divided into multiple regions to simultaneously display the first application and the second application. When content is selected and dragged to a specific region, the screen segments into a first region showing the original application and a second region showing the related application, allowing users to view both screens without navigation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent transitions from a single-screen sequential display to a multi-region simultaneous display by utilizing spatial dimension. Instead of switching between screens in time sequence, the system displays multiple application screens in different spatial regions of the same screen at the same time.

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

2Adaptability or versatility

If the multi-window function is activated manually, then multiple applications can be displayed, but the user must apply user input to activate the function and select applications

Engineering Contradiction:
Improvemulti-window display capabilityVSAvoidoperation complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system automatically identifies and launches the second application based on the properties of the selected content, without requiring manual selection. When content is dragged to the preset region, the system self-services by determining the related application and displaying it in the divided region, eliminating the need for users to manually activate multi-window mode or select applications.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system performs preliminary identification of related applications based on content properties before the user completes the drag operation. The preset region acts as a trigger that pre-prepares the multi-window display state, so when the user drops the content, the system is already ready to display the appropriate application without requiring additional activation steps.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If content is displayed on a new screen, then the content can be viewed, but the user loses the previous screen view

Engineering Contradiction:
Improvecontent display completenessVSAvoidprevious screen information
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The display screen is segmented into multiple independent regions, each capable of showing different application content simultaneously. The first region maintains the original application view while the second region displays the new application, ensuring that neither screen information is lost when switching or opening content.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12417012B2Electronic device supporting multiple windows and method of controlling the same
Publication Date: 2025.09.16 SAMSUNG ELECTRONICS CO LTD
  • US12417012B2 patent drawing
  • US12417012B2 patent drawing
  • US12417012B2 patent drawing

AI summary

An electronic device is provided. The electronic device includes a touch screen and at least one processor operatively coupled to the touch screen. The at least one processor is configured to display an execution screen of a first application on the touch screen, based on receiving a drag input for one of a plurality of pieces of content included in the execution screen of the first application, identify whether the drag input moves to a preset area, based on the drag input moving to the preset area, identify a second application related to a property of the one piece of content, based on receiving a drop input after the drag input, divide the touch screen based on a position at which the drop input is received, display the execution screen of the first application in a first divided area, and display an execution screen of the second application in a second divided area.