Transparent Relays for Teleconferencing Network Optimization

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Solution Overview

Problem

Video conferencing services are often degraded by network issues such as limited bandwidth, packet loss, jitter, and congestion, particularly when interacting with users outside a controlled network, as existing solutions struggle to effectively manage internet congestion and maintain quality of service.

Innovation Solution

Implementing transparent relays that are geographically close to endpoints to actively manage bidirectional data transfer, enabling error resilience schemes, better bandwidth prediction, network control, and improved analytics, thereby optimizing video quality and connectivity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If centralized teleconferencing location is used, then service management is simplified, but network problem detection and response time is delayed

Engineering Contradiction:
Improveservice management complexityVSAvoidnetwork problem detection time
Core Design Contradiction:
Device complexityVSLoss of time

Solution Approach 1:

The patent segments the centralized teleconferencing system into distributed relay nodes positioned geographically close to endpoints. Each relay independently monitors and manages network quality for its local region, enabling simultaneous simplified management and rapid local problem detection without requiring centralized control of all functions.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If geographically distant centralized location is used, then service coordination is easier, but local network conditions cannot be assessed accurately

Engineering Contradiction:
Improveservice coordinationVSAvoidnetwork quality assessment accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The patent implements relays with distinct local functions for network assessment and management in their respective geographic regions. Each relay measures local network conditions (packet loss, jitter, bandwidth) independently, providing accurate local measurements while maintaining coordination with the centralized service through standardized protocols.

Inventive Principle:
Principle #3Local quality

3Loss of energy

If traditional centralized teleconferencing is used, then infrastructure cost is reduced, but video quality under network congestion is degraded

Engineering Contradiction:
Improveinfrastructure costVSAvoidvideo quality under congestion
Core Design Contradiction:
Loss of energyVSReliability

Solution Approach 1:

The patent introduces transparent relays as intermediary nodes between endpoints and the centralized teleconferencing infrastructure. These relays actively manage network traffic, implement error correction, and optimize data flow locally, improving video quality during congestion while maintaining cost-effective use of centralized resources.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Stability of the object's composition

If network problems are masked from centralized location, then system stability is maintained, but actual network issues remain undetected

Engineering Contradiction:
Improvesystem stabilityVSAvoidnetwork issue detection
Core Design Contradiction:
Stability of the object's compositionVSDifficulty of detecting and measuring

Solution Approach 1:

The patent implements feedback mechanisms where distributed relays continuously monitor network conditions and report findings to both local endpoints and the centralized system. This dual feedback path ensures system stability is maintained through controlled error handling while providing accurate detection and reporting of actual network issues for proactive management.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10009397B2Optimizing teleconferencing using transparent relays
Publication Date: 2018.06.26 VERIZON PATENT & LICENSING INC
  • US10009397B2 patent drawing
  • US10009397B2 patent drawing
  • US10009397B2 patent drawing

AI summary

Disclosed herein are systems, methods, and machine readable media for implementing a teleconferencing system using transparent relays. The transparent relays may be used to push network probing and certain functionalities as close as possible to each teleconferencing endpoint in order to improve overall video performance.