Transmission Proxy Server for Wireless Group Communication
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Solution Overview
Problem
Wireless telecommunications networks face inefficiencies in bandwidth usage for group communication streams, particularly in networks with bandwidth constraints, such as wireless microwave access, where existing methods struggle to optimize channel selection for broadcast or unicast transmission, leading to suboptimal service levels and seamless handoffs.
Innovation Solution
The implementation of transmission proxy servers at base stations to determine the most efficient channel (broadcast or unicast) based on factors like the number of users, movement, and bandwidth requirements, in conjunction with a contact management server for authentication across multiple access service networks, allowing for coordinated and efficient delivery of group communication streams.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If broadcast channel is used for group communication streams, then bandwidth efficiency is improved, but authentication coordination across multiple access service networks becomes more complex
Solution Approach 1:
A broadcast channel proxy server is introduced as an intermediary component that centralizes authentication coordination and channel selection logic. The proxy server receives authentication requests from multiple access service networks, coordinates the authentication process, and determines optimal broadcast channel allocation. This intermediary approach simplifies the overall system architecture by consolidating complex authentication coordination and bandwidth management functions in a single location, thereby improving bandwidth efficiency without proportionally increasing distributed system complexity.
2Device complexity
If unicast channel is used for group communication streams, then authentication coordination is simplified, but bandwidth consumption increases
Solution Approach 1:
The system dynamically selects between unicast and broadcast channels based on real-time conditions such as group size, user mobility, and network load. The broadcast channel proxy server continuously monitors these parameters and adapts the transmission mode accordingly. For small groups or mobile users, unicast channels are used; for large stationary groups, broadcast channels are activated. This dynamic adaptation optimizes bandwidth consumption while maintaining manageable authentication complexity through the proxy server's centralized control.
3Loss of energy
If transmission mode is optimized based on multiple factors, then bandwidth efficiency is improved, but determination complexity at base station increases
Solution Approach 1:
The complex determination logic for selecting between unicast and broadcast channels is extracted from the base station and relocated to the broadcast channel proxy server. The base station's role is simplified to forwarding requests and receiving transmission instructions, while the proxy server performs the computationally intensive analysis of group size, user mobility patterns, and network conditions. This extraction of complex functions reduces the processing burden and determination complexity at the base station while maintaining high bandwidth efficiency through centralized intelligent decision-making.
4Reliability
If seamless handoffs are implemented across sectors, then service continuity is improved, but coordination requirements increase
Solution Approach 1:
The broadcast channel proxy server is designed with multi-functional capabilities that handle both authentication coordination and inter-sector handoff management. The same centralized entity that manages broadcast channel allocation also coordinates seamless handoffs between access service networks and sectors. By giving the proxy server universal functionality for both authentication and mobility management, the system improves service continuity without proportionally increasing coordination complexity, as a single multi-functional component handles multiple responsibilities.
Data Source
AI summary
Methods, media, and systems are provided for optimizing the use of broadcast channels for group communication streams on a wireless telecommunications data network. Transmission proxy servers associated with base stations are used to determine whether a broadcast channel or unicast channel is most efficient for transmission of a group communication stream. Transmission proxy servers examine factors such as number of users, movement, duration and bandwidth required to make the channel determination. A contact management server coordinates the authentication across multiple access networks in coordination with the transmission proxy servers. Delivery can be more flexible, higher service levels can be more easily guaranteed, and secure but seamless handoffs are possible utilizing the claimed embodiments.