IP Page Party Stations Using Multicast Without Central Servers
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Solution Overview
Problem
Existing Page Party systems require costly and cumbersome cabling, and centralized control solutions introduce a single point of failure, limiting scalability and flexibility.
Innovation Solution
An IP-based Page Party station utilizing multicast technology for decentralized communication, eliminating the need for cumbersome cabling and centralized control by using Ethernet connections and mutual provisioning mode for configuration, allowing stations to operate independently without a central server.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional analog Page Party systems are used, then reliable page announcing and party line conferencing can be achieved, but costly and cumbersome cabling is required
Solution Approach 1:
The patent replaces the mechanical cabling system with an IP-based network communication system. Traditional analog systems required physical point-to-point cabling for each channel, while the invention uses Ethernet network infrastructure with IP multicast to deliver audio and control signals, eliminating the need for complex cabling while maintaining reliability
Solution Approach 2:
The patent makes the network infrastructure universal by using standard Ethernet ports and IP protocols to handle multiple functions (audio transmission, control signaling, multicast distribution) through a single infrastructure, replacing the need for dedicated cabling for each function
2Ease of operation
If centralized control systems are used, then configuration management is simplified, but a single point of failure is introduced
Solution Approach 1:
The patent segments the control function by eliminating the centralized controller and distributing intelligence to individual stations. Each station independently manages its own configuration and operation, with stations discovering and configuring themselves through local network communication, thereby eliminating the single point of failure while maintaining ease of operation through automated self-configuration
Solution Approach 2:
The patent implements self-service by enabling stations to automatically discover each other, negotiate configurations, and establish connections without requiring centralized control. Stations self-configure their parameters, select multicast groups, and manage their own operations through peer-to-peer interaction on the network
3Adaptability or versatility
If multiple channels are added to increase capacity, then more communication options are available, but cabling costs and complexity increase
Solution Approach 1:
The patent merges multiple channels and functions into a single network infrastructure. Instead of requiring separate cabling for each channel, the system uses IP multicast to simultaneously transmit multiple audio streams and control signals over the existing Ethernet network, allowing unlimited channel capacity without proportional increase in cabling complexity
Data Source
AI summary
A serverless Page Party (SPP) station is provided for page announcing and party line conferencing that is configured to implement mutual provisioning to allow all SPP stations within a system to mutually maintain their configurations in runtime, and multiple master station negotiation and master failover. Plural SPP stations are connected with Ethernet cable or WIFi to a network and therefore without need for expensive and cumbersome cabling and daisy-chain configuration among stations. SPP stations route packets between each other via multicast technology and without need for a IP-PBX or other server (e.g., a SIP server) for controlling inter-station connections. In Mutual Provisioning Mode, SPP stations operate using a system configuration obtained from other SPP stations already on the network using a command channel. System configuration is maintained by a SPP station designated as a master station. Plural SPP stations can negotiate among themselves to designate a new master station.