Virtual Local Loop for Reliable VoIP Transmission

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Solution Overview

Problem

Existing telecommunications networks face challenges in providing high-quality, reliable transmission of multimedia signals over public networks like the Internet, particularly for events requiring broadcast-quality audio and video feeds, as they often require direct connection to the network and may experience interruptions due to bandwidth limitations.

Innovation Solution

The implementation of a virtual private network (VPN) within a telecommunications system that allows users to access high-definition multimedia services through a public network, such as the Internet, by scheduling and reserving network components, registering encoding devices, and creating a virtual local loop for secure and reliable transmission of signals.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If users connect directly to the telecommunications network for high-quality multimedia transmission, then transmission quality and reliability are improved, but network accessibility and ease of operation deteriorate due to requiring direct connection

Engineering Contradiction:
Improvetransmission reliabilityVSAvoidnetwork accessibility
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent introduces a public network (Internet) as an intermediary that allows users to access VPN services without direct connection to the telecommunications network. The VPN acts as a mediator between the public network and the private telecommunications network, enabling users to obtain broadcast-quality transmission services through standard public network access while maintaining the reliability benefits of direct network connection.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If network resources are reserved for high-definition multimedia transmission, then transmission quality is improved, but network resource utilization and productivity deteriorate due to dedicated resource allocation

Engineering Contradiction:
Improvetransmission qualityVSAvoidnetwork resource utilization
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent implements dynamic resource allocation where network components are scheduled and reserved based on real-time service requests. The system dynamically provisions VPN services, schedules network components, and allocates bandwidth resources only when high-definition multimedia transmission is needed, rather than permanently dedicating resources. This allows the network to maintain high transmission quality during service periods while maximizing resource utilization during non-service periods.

Inventive Principle:
Principle #15Dynamics

3Reliability

If a virtual private network is created for secure transmission, then transmission security and reliability are improved, but device complexity and system configuration worsen

Engineering Contradiction:
Improvetransmission securityVSAvoidsystem configuration
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements automated VPN service provisioning where the system automatically registers encoding devices, schedules network components, and configures transmission parameters based on service requests. The automated registration process retrieves device information from databases and configures VPN services without manual intervention, reducing the complexity of system configuration while maintaining secure transmission through properly configured VPN tunnels.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10848394B2Virtual local loops
Publication Date: 2020.11.24 LEVEL 3 COMMUNICATIONS LLC
  • US10848394B2 patent drawing
  • US10848394B2 patent drawing
  • US10848394B2 patent drawing

AI summary

Aspects of the present disclosure involve systems, methods, computer program products, and the like, for implementing a high-quality Video over Internet Protocol (VoIP) network accessible through a public network, such as the Internet. More particularly, a user of a telecommunication network may access the VoIP through an Internet connection or other public network connection and is then connected to a virtual local loop for transmission across the VoIP. As such, the public network may act as an egress and/or ingress to the VoIP allowing users with public network connectivity access to the network. Thus, a virtual local loop providing the desired services and quality from the telecommunications network may be created for a user of the network, without the need of the user to directly connect into the VoIP.