Content Streaming Branch Device Capability Detection
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Solution Overview
Problem
Existing content streaming systems face malfunctions and bandwidth inefficiencies when streaming content to multiple devices with varying performance capabilities, as they often require content replication and conversion, leading to errors and suboptimal bandwidth usage.
Innovation Solution
The method involves checking each device for a content conversion function before streaming, allowing the source device to transmit content to a branch device, which then converts and relays it to other devices based on their performance capabilities, thereby preventing malfunctions and optimizing bandwidth usage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If content is simultaneously streamed to multiple devices with varying capabilities using simple copying, then the system is simple to operate, but malfunctions occur due to capability mismatches
Solution Approach 1:
The system performs preliminary capability detection by sending inquiry messages to branch devices and second devices before content streaming. The source device receives capability information indicating whether conversion functions are installed, and based on this advance knowledge, determines the appropriate streaming method (copying or conversion) to prevent malfunctions.
Solution Approach 2:
The system implements feedback mechanisms where branch devices and second devices send capability information back to the source device. The source device uses this feedback to dynamically adjust the content transmission strategy, selecting either copying or conversion based on the received capability status, thereby ensuring reliable streaming.
2Adaptability or versatility
If content conversion is performed at branch devices, then content compatibility with different devices is improved, but bandwidth usage increases due to additional processing
Solution Approach 1:
The system applies local quality by performing content conversion only at specific locations (branch devices or second devices) that have the necessary conversion capabilities, rather than universally converting content at all points. The source device selectively transmits content based on the specific capability status of each receiving device, converting content only where needed and only to the extent required by that particular device's capabilities.
Data Source
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Figure 2a
Figure 2b~3
AI summary
A method and apparatus for transmitting content from a source device are provided. The method includes transmitting a message to a branch device and a second device inquiring whether a conversion function for converting content that is streamed to a first device, is installed on the branch device or second device; receiving a response to the transmitted message; transmitting a message requesting conversion of the content to the branch device or the second device, which includes the conversion function; and transmitting the content to the branch device. The content is relayed to the second device by the branch device, and is converted by the branch device or the second device according to performance capabilities of the second device.