Mobile Screen Mirroring for External Device Control
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Solution Overview
Problem
Conventional methods for controlling and interacting with information displayed on external devices, such as TVs or PCs, using remote controllers are cumbersome, requiring multiple button presses and selections to perform tasks, limiting user convenience and efficiency.
Innovation Solution
A method and device that allows displaying portions of an external device's screen on a mobile device, enabling user input to invoke specific functions directly, such as image editing or web browsing, by analyzing the selected object or link and executing related functions on the mobile device or external device.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a remote controller with four-direction buttons is used to search for information on an external device screen, then the user can remotely control the external device, but the operation becomes cumbersome requiring multiple button presses
Solution Approach 1:
The patent copies the external device's screen display to the mobile device's display unit, allowing users to interact with external device content through the mobile device's touchscreen. This eliminates the need for cumbersome remote controller operations by creating a local replica of the external screen that responds to direct touch inputs.
Solution Approach 2:
The mobile device serves as an intermediary between the user and the external device. Instead of directly controlling the external device with a remote controller, the user interacts with the copied screen on the mobile device, which then transmits control signals to the external device, simplifying the interaction process.
2Productivity
If a remote controller is used to navigate and select areas on an external device screen, then the user can access linked information, but the process requires alternating button selections reducing efficiency
Solution Approach 1:
The patent replaces the mechanical button-pressing system of a remote controller with a touchscreen interface on the mobile device. Users can directly touch and drag the pointer to the desired location on the copied screen, eliminating the need for alternating directional button presses and significantly improving navigation efficiency.
Data Source
AI summary
A method for controlling an electronic device is provided, including displaying at least one portion of a screen displayed on a first display unit of a first electronic device on a second display unit of a second electronic device, receiving an input related to a first position in the second display unit; identifying a type of an object corresponding to the first position, and executing at least one function based on the type of the object.


