Screen-Off Display Content From Apps With Real-Time Updates
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Solution Overview
Problem
Current electronic devices have inflexible screen-off display contents that are preset by manufacturers and limited to notification information and reminder messages, lacking user customization and real-time updates.
Innovation Solution
A method and apparatus that allows users to preset a target application for screen-off display content, enabling real-time updates on a turned-off screen by running the application in a virtual screen system independent of the screen state.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If screen-off display contents are preset by manufacturer, then device complexity is reduced and ease of manufacture is improved, but adaptability and user customization capability deteriorate
Solution Approach 1:
The system performs preliminary actions by pre-selecting and storing multiple candidate screen-off display contents from different applications before the screen is turned off. When the screen-off state is activated, the system quickly retrieves and displays the appropriate pre-selected content without requiring complex real-time processing or user configuration at that moment, thus maintaining ease of manufacture while achieving adaptability.
Solution Approach 2:
The system creates a copy of the screen-off display content from the target application's interface and displays it on the turned-off screen. This copying mechanism allows the same content to be displayed in different contexts (screen-on and screen-off states) without requiring separate manufacturing configurations, thereby improving both adaptability and ease of manufacture.
2Device complexity
If screen-off display contents are limited to preset notifications, then device complexity is reduced, but adaptability and functionality deteriorate
Solution Approach 1:
The system implements multi-functionality by enabling the screen-off display to show not only traditional notification contents but also rich media contents from various applications such as images, videos, and interactive interfaces. This universal approach allows a single screen-off display mechanism to serve multiple purposes and display diverse content types without significantly increasing device complexity.
Solution Approach 2:
The system performs preliminary selection of target applications and their display contents before the screen is turned off. By pre-determining which application's content should be displayed and preparing it in advance, the system achieves high adaptability in content selection while maintaining simple real-time processing logic, thus balancing device complexity and adaptability.
3Use of energy by moving object
If application content is not updated in real time after screen is turned off, then energy consumption is reduced, but information freshness and user experience deteriorate
Solution Approach 1:
The system implements periodic action by updating the screen-off display content at specific intervals or triggered by events from the target application. Instead of continuous real-time updates that would consume significant energy, the system refreshes the displayed content periodically or when important changes occur, thereby maintaining information freshness while controlling energy consumption at acceptable levels.
4Ease of operation
If screen-off display shows only manufacturer-defined content, then device complexity is reduced and ease of operation is improved, but adaptability and user customization deteriorate
Solution Approach 1:
The system implements self-service by automatically selecting and displaying content from the user's own applications without requiring manual configuration. The system autonomously determines which application's content to display based on predefined rules or user preferences set once, eliminating the need for users to manually configure screen-off display settings each time, thus maintaining ease of operation while achieving high adaptability through application-level customization.
Data Source
AI summary
A screen-off display method and apparatus are provided. The screen-off display method includes: receiving a first input, where the first input is an input that triggers an electronic device to be in a screen-off state; and in response to the first input, turning off a screen of the electronic device and displaying a first screen-off display content on the turned-off screen, where the first screen-off display content is a content in a target application, the target application is a source application of a screen-off display content preset by a user in the electronic device, and the content in the target application is updated in real time after the screen of the electronic device is turned off.


