Indicator Data Train Protocol for AV Network Load Management
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Solution Overview
Problem
Network-based audio and video device systems face challenges in transmitting real-time indicator data without disrupting audio and video transmission or increasing network load, as existing methods are inefficient in handling dynamic and large amounts of data.
Innovation Solution
The implementation of the Indicator Data Train Protocol (IDTP) within the IEEE1722 protocol for transmitting audio and video data, which structures data into packets to efficiently transmit device indicator data by limiting measurement frequency and transmission periods, allowing for real-time data transmission without overwhelming the network.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If real-time indicator data is transmitted frequently to capture dynamic changes, then measurement precision is improved, but network load increases and audio/video transmission is interrupted
Solution Approach 1:
The system dynamically adjusts the indicator transmission period based on data change characteristics. When indicator values are stable, the transmission period is extended to reduce network load. When significant changes are detected, the transmission period is shortened to maintain measurement precision. This dynamic adaptation resolves the contradiction between continuous monitoring and network load management.
Solution Approach 2:
The patent changes the transmission period parameter based on data characteristics. By modifying this temporal parameter dynamically, the system optimizes the balance between capturing real-time changes and avoiding excessive network traffic. The transmission period is adjusted from fixed to variable based on actual data behavior patterns.
2Measurement precision
If indicator data is transmitted continuously to monitor real-time changes, then measurement precision is improved, but device complexity increases
Solution Approach 1:
Instead of continuous transmission, the system uses periodic transmission with variable intervals. The indicator data is transmitted at predetermined periods rather than continuously, which simplifies the transmission mechanism while still enabling real-time monitoring. The periodic action with adaptive intervals reduces system complexity compared to continuous streaming approaches.
3Productivity
If frequent indicator data transmission is implemented to capture dynamic changes, then productivity is improved, but reliability decreases due to network interruptions
Solution Approach 1:
The system dynamically adjusts transmission frequency based on network conditions and data characteristics. When network load is high or audio-video transmission is active, the indicator transmission period is extended to maintain reliability. When network conditions permit and data changes rapidly, the period is shortened to improve productivity. This dynamic balancing act resolves the contradiction between transmission efficiency and reliability.
Data Source
AI summary
A method for transmitting device indicator data in a network-based AV system is provided. The method for transmitting the device indicator data records device indicator data on a data unit which is used in an AV transmission protocol, and transmits the data unit. Accordingly, the indicator data which changes in real time in a network AV device can be rapidly transmitted to a management platform.


