Dual-Display Incoming Call Handling With Automatic Screen Switching
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Solution Overview
Problem
The operation of dual-screen electronic devices is complex, leading to reduced interaction between users and the device, particularly when switching between screens.
Innovation Solution
The electronic device displays incoming call information on one touchscreen and prompts the user to answer using the earpiece on the other surface, enabling automatic screen activation and disabling touch functions during transitions to enhance user interaction and reduce complexity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the user manually turns on screen A to perform operations, then the screen can be activated, but the operation becomes complex and user interaction is reduced
Solution Approach 1:
The system automatically activates the appropriate screen based on detected events (incoming calls, notifications) without requiring manual user intervention. The device serves itself by monitoring sensor data and autonomously determining which screen should be active, thereby simplifying user operations while managing complexity internally.
Solution Approach 2:
The system performs preliminary screen activation based on predicted user needs. When an incoming call or notification is detected, the system proactively activates the appropriate screen before the user needs to interact with it, eliminating the need for manual activation and reducing operational complexity.
2Loss of information
If the touchscreen remains on to display incoming call information, then the user can see the information, but power consumption increases
Solution Approach 1:
The touchscreen operates in periodic cycles rather than continuously. The screen activates only when needed (during incoming calls, notifications, or user interaction) and remains off otherwise. This periodic activation pattern ensures information visibility when required while minimizing power consumption during idle periods.
Solution Approach 2:
The system extracts and displays only the essential incoming call information on the touchscreen when needed, rather than keeping the entire screen continuously active. By selectively activating the display for specific information events, the system maintains information visibility while reducing overall power consumption.
3Adaptability or versatility
If both screens are always accessible, then the user has flexibility, but accidental touches increase during screen transitions
Solution Approach 1:
The system applies preliminary anti-action by disabling the touchscreen function during critical transition periods when the device is being moved between screens. This preemptive measure prevents accidental touches that would occur during transitions, while maintaining screen accessibility flexibility when the device is stationary and properly oriented.
Solution Approach 2:
The system dynamically adjusts touchscreen accessibility based on device state and orientation. Screens are activated and deactivated according to real-time conditions such as which surface is facing upward or forward, allowing flexible access to appropriate screens while preventing accidental touches on screens that are not currently in use or properly positioned.
Data Source
AI summary
A method includes displaying, by an electronic device, a first screen on a second touchscreen in response to receiving an incoming call, where an incoming call number, a first control, and a second control are displayed on the first screen. When the first control is triggered, the electronic device establishes a call with an electronic device corresponding to the incoming call number, or when the second control is triggered, the electronic device refuses to establish a call with an electronic device corresponding to the incoming call number; and displaying prompt information on the second touchscreen, where the prompt information is used to prompt a user to answer the incoming call by using the earpiece on the first screen.


