Direct Media Coupling for Non-Voice Payload Data
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Solution Overview
Problem
Current direct media connection methods in communication systems fail to maintain optimal transmission quality for non-voice payload data, leading to signal tone detection issues and codec mismatches that result in data loss and connection failures, especially when transitioning between circuit-switched and packet-oriented networks.
Innovation Solution
The method involves evaluating payload data in the first node unit and adjusting transmission parameters before setting up a direct media connection, ensuring that subsequent node units are optimized for non-voice signal tones, thereby preventing codec mismatches and data loss by matching transmission parameters early in the connection setup process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a direct media connection is established between terminal devices without involving multiple node units, then transmission quality is improved by avoiding multiple conversions, but transmission parameters may be mismatched for non-voice payload data leading to data loss
Solution Approach 1:
The patent applies preliminary action by detecting payload data types and determining transmission parameters at the first node unit before the direct media connection is fully established. This allows the system to pre-configure appropriate transmission parameters (such as codec selection) based on the detected payload type (voice or non-voice), ensuring that when the direct connection is established, the parameters are already optimized and matched, thereby preventing data loss while maintaining high transmission quality.
2Adaptability or versatility
If transmission parameters are adjusted after connection setup, then adaptability to different payload types is improved, but connection stability deteriorates due to parameter changes during active transmission
Solution Approach 1:
The system performs parameter adjustment in advance during the connection setup phase rather than during active transmission. The first node unit detects the payload data type and determines the appropriate transmission parameters before establishing the direct media connection. This preliminary configuration ensures that parameters are optimized for the specific payload type while maintaining connection stability, as no parameter changes occur during active data transmission.
3Adaptability or versatility
If multiple node units are involved in the connection path, then network coverage and connectivity are improved, but transmission quality deteriorates due to multiple conversions between packet-oriented and circuit-switched technologies
Solution Approach 1:
The patent extracts the payload data detection and parameter determination functions from the intermediate node units and concentrates them at the first node unit. By having the first node unit detect the payload data type and determine transmission parameters before establishing the direct media connection, the system eliminates the need for multiple conversions at intermediate nodes. The direct connection bypasses intermediate conversion points, thereby maintaining high transmission quality while still achieving network coverage through the involvement of multiple node units in the setup process.
Data Source
AI summary
Transmitting communication data for a connection between at least one calling first terminal and at least one called second terminal in an at least partly packet-oriented network comprising a plurality of node units, a primary connection being established via the packet-oriented network is provided. User data is detected and evaluated in the first node unit that is designated as a terminal node when the primary connection is established. Parameters of the node unit that are adjustable for converting and/or transmitting the user data are adapted to the evaluated user data. The parameters are transmitted to a second node unit that is designated as a terminal node, whereupon a direct media coupling connection is established between node units which have been designated as terminal nodes along the primary connection, the direct media coupling connection being established with parameters that are adapted to the evaluated user data.