Display Device Automatic Control Mode Switching
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Solution Overview
Problem
Users face inconvenience when manually switching control modes for external devices using a universal remote control, especially due to varying network environments which can lead to errors.
Innovation Solution
The display device automatically selects and maintains the most suitable control mode (IR or network mode) based on the current network environment, minimizing user intervention and errors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the user manually switches control modes for external devices, then the control mode can be changed to adapt to different network environments, but the user experience deteriorates due to inconvenience and potential errors from frequent manual changes
Solution Approach 1:
The display device automatically detects network environment changes and switches control modes without user intervention. The system monitors network status and autonomously determines when to switch between IR and network control modes, making the system self-sufficient and eliminating the need for manual user input to maintain optimal control functionality.
Solution Approach 2:
The system continuously monitors the network environment and uses this feedback to dynamically adjust the control mode. When network conditions change, the display device receives feedback about the current network state and automatically switches control modes accordingly, creating a closed-loop control system that adapts to changing conditions without user input.
2Productivity
If the control mode is frequently changed according to network environment, then the control efficiency is improved, but the reliability deteriorates due to increased control errors from frequent mode switching
Solution Approach 1:
The display device proactively monitors network environment changes before they affect control operations. By detecting network status changes in advance and preparing to switch control modes preemptively, the system avoids reactive switching that could cause errors, instead performing smooth transitional switches that maintain control reliability while adapting to changing network conditions.
Solution Approach 2:
The control system dynamically adjusts its behavior based on real-time network conditions rather than using static control mode selection. The system flexibly transitions between control modes as network environments change, creating a dynamic control architecture that maintains both efficiency and reliability by adapting to current conditions without rigid or error-prone switching.
3Ease of operation
If the display device automatically changes control mode, then the ease of operation is improved, but the device complexity increases due to automatic detection and switching mechanisms
Solution Approach 1:
The display device integrates multiple control functions (IR control and network control) into a single unified control system that automatically selects between them. Rather than adding separate independent control systems, the patent combines control capabilities into one multi-functional system that handles both manual and automatic control modes, reducing overall system complexity while maintaining ease of operation.
Solution Approach 2:
The system introduces a control mode management mechanism that acts as an intermediary between the user and the control operations. This intermediary layer handles the complexity of network detection and control mode selection automatically, shielding the user from technical details while managing the complexity of coordinating different control methods through a centralized management function.
Data Source
AI summary
A display device according to an embodiment of the present disclosure comprising a network interface connected to a network, an external device interface connected to at least one external device, a wireless communication interface configured to perform pairing with a remote control device and a controller configured to obtain a state of the network as a normal state or an abnormal state, count the number of times the state of the network is obtained as the abnormal state, and maintain or change a control mode for controlling the external device, based on the number of counts, wherein the control mode includes an IR mode and a network.