Cross-App File Processing via Linked Interfaces Without Repeated Switching

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Solution Overview

Problem

Existing electronic devices require cumbersome operations for processing files after editing, such as switching between applications to send files, which hinders operational convenience.

Innovation Solution

A file processing method that enables displaying a file identifier in a second interface of a second application on a second display area in response to a control operation, allowing seamless processing of files without needing to exit and re-enter applications.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If users switch between applications to process files after editing, then file processing functionality is achieved, but operational convenience deteriorates due to cumbersome switching operations

Engineering Contradiction:
Improveoperational convenienceVSAvoidtime for switching operations
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent merges the file processing interface of the second application with the file content display area of the first application. When the user performs a control operation (such as folding the screen), the second application's interface is displayed in the same area that previously showed file content, allowing seamless transition and eliminating the need to exit and re-enter applications.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent utilizes the dimensional transition of a foldable screen (from unfolded to folded state) to trigger the interface switching mechanism. This physical dimension change serves as the trigger for displaying the second application's interface in the first display area, creating a natural and intuitive user experience.

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

2Adaptability or versatility

If users exit and re-enter applications to send files, then file sending functionality is achieved, but device complexity increases due to multiple application transitions

Engineering Contradiction:
Improveapplication linkageVSAvoidcomplexity of application switching
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent prepares the second application's interface in advance by displaying it in the first display area when the screen is folded, so that when the user needs to perform file processing operations, the interface is already ready and visible, eliminating the need for multiple navigation steps.

Inventive Principle:
Principle #10Preliminary action

3Productivity

If traditional file processing methods are used, then file operations are completed, but productivity decreases due to multiple operational steps

Engineering Contradiction:
Improvefile processing efficiencyVSAvoidnumber of operational steps
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The patent maintains continuous file processing capability by keeping the second application's interface visible in the first display area throughout the screen folding/unfolding process. This allows the user to perform file operations without interruption or repeated navigation, maintaining a continuous workflow.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentUS20250251893A1File processing method, electronic device, and storage medium
Publication Date: 2025.08.07 GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD
  • US20250251893A1 patent drawing
  • US20250251893A1 patent drawing
  • US20250251893A1 patent drawing

AI summary

Provided are a file processing method, an electronic device, and a storage medium. In the method, a first interface of a first application is displayed in a first display area, the first interface including file content of a first file. In response to a first control operation, a file identifier of the first file is displayed in a second interface displayed in a second display area. In response to a first operation performed on the file identifier in the second interface, processing corresponding to the first operation is performed on the first file.