Display Apparatus Automatic Play Mode Switching
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Solution Overview
Problem
Existing display technologies lack an efficient method to automatically switch play modes based on the capabilities of external devices, leading to inconsistent video and audio effects across different usage scenarios.
Innovation Solution
A display apparatus equipped with external device interfaces, memory, and processors that can analyze data streams from external devices to detect support for automatic control protocols like ALLM, and switch play modes accordingly, or switch based on device type if the protocol is not supported.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Extent of automation
If the display apparatus uses manual mode selection for different usage scenarios, then the user can control play modes, but the automation level is low and requires user intervention
Solution Approach 1:
The display apparatus automatically detects the external device type by analyzing the device information frame and autonomously switches to the appropriate play mode without requiring user intervention. The system serves itself by implementing self-detection and self-adjustment mechanisms that identify device capabilities and configure optimal settings automatically.
Solution Approach 2:
The system performs preliminary detection of the external device capabilities through protocol analysis before actual usage begins. By examining the device information frame and determining device type in advance, the display apparatus prepares the appropriate play mode configuration beforehand, ensuring optimal performance from the start of usage.
2Adaptability or versatility
If the display apparatus supports multiple play modes for different scenarios, then the adaptability improves, but the device complexity increases due to multiple configuration options
Solution Approach 1:
The system changes operational parameters by switching between different play modes (low-latency mode and high image quality mode) based on the detected external device type. This allows the display apparatus to adapt its performance characteristics dynamically, optimizing for either response time or image quality depending on the connected device's requirements.
Solution Approach 2:
The play mode configuration becomes dynamic rather than static, automatically adjusting based on the external device being connected. The system transitions between different operational states (low-latency and high image quality modes) in response to changing conditions, making the device adaptable to various usage scenarios without requiring manual reconfiguration.
3Measurement precision
If the display apparatus implements protocol analysis to detect external device capabilities, then the measurement precision of device support improves, but the processing complexity increases
Solution Approach 1:
The system extracts only the necessary device type information from the device information frame in the data stream, focusing on specific marker bits that indicate external device type. By selectively extracting only the relevant capability indicators rather than analyzing the entire data stream comprehensively, the system achieves accurate device detection while minimizing processing complexity.
Data Source
AI summary
Disclosed in the present application are a display apparatus and a processing method. According to the method, a data stream from the external device in connection with the display apparatus is received; a device information frame in the data stream is obtained, where the device information frame is a data frame generated by the external device according to a basic transmission protocol between the external device and the display apparatus; marker bits in the device information frame are traversed; in response to the external device supporting the automatic control protocol, a play mode is switched according to usage scenario information added in the data stream; and in response to the external device not supporting the automatic control protocol, a play mode is switched according to a device type of the external device.