Communication Session Audio Relay for Seamless Transition

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Solution Overview

Problem

Existing communication systems face challenges in seamlessly transitioning between different communication sessions, such as audio to video or low-quality to high-quality sessions, which can result in issues like echoing and synchronization problems.

Innovation Solution

A communication system that manages sessions by relaying data between end devices, allowing seamless transitions by communicating first session audio as second session audio for a specified time before switching to second session audio, while maintaining continuity and improving audio/video quality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If a communication session is transitioned from audio to video or from low-quality to high-quality session, then the audio/video quality is improved, but echoing and synchronization problems occur

Engineering Contradiction:
Improveaudio/video qualityVSAvoidechoing and synchronization problems
Core Design Contradiction:
Manufacturing precisionVSObject-affected harmful factors

Solution Approach 1:

The system performs preliminary actions by establishing the second communication session before terminating the first session. This ensures that the transition to higher quality audio/video is prepared in advance, allowing seamless switching without synchronization issues or echoing problems that would occur with abrupt transitions.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system uses an intermediary approach by maintaining both the first and second communication sessions simultaneously during the transition period. This intermediary state allows the system to manage the handover between sessions carefully, preventing echoing and synchronization problems while ensuring continuous high-quality audio/video transmission.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of time

If the first communication session is terminated immediately after establishing the second session, then the transition is quick, but synchronization problems and echoing occur

Engineering Contradiction:
Improvetransition timeVSAvoidsynchronization problems and echoing
Core Design Contradiction:
Loss of timeVSObject-affected harmful factors

Solution Approach 1:

The system performs preliminary action by establishing the second communication session before terminating the first session. This ensures that the transition to higher quality audio/video is prepared in advance, allowing seamless switching without synchronization issues or echoing problems that would occur with abrupt transitions.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system applies dynamics by making the session transition gradual rather than abrupt. The first session is terminated at a determined time after the second session is established, allowing the system to dynamically adjust the transition timing to prevent echoing and synchronization problems while maintaining quick overall transition.

Inventive Principle:
Principle #15Dynamics

3Reliability

If the first communication session is maintained for an extended period after establishing the second session, then synchronization is maintained, but the transition efficiency decreases

Engineering Contradiction:
Improvesynchronization continuityVSAvoidsession transition efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system applies dynamics by making the session transition gradual rather than abrupt. The first session is terminated at a determined time after the second session is established, allowing the system to dynamically adjust the transition timing to prevent echoing and synchronization problems while maintaining quick overall transition.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system uses feedback by monitoring the stability and quality of the second communication session before terminating the first session. This feedback mechanism ensures that the transition maintains synchronization continuity while improving efficiency, as the system only terminates the first session when the second session is confirmed to be stable.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11431767B2Changing a communication session
Publication Date: 2022.08.30 SORENSON IP HOLDINGS LLC
  • US11431767B2 patent drawing
  • US11431767B2 patent drawing
  • US11431767B2 patent drawing

AI summary

Operations related to establishing a first communication session between a first first-end device and a first second-end device. The first first-end device may obtain first device audio during the first communication session. The operations also include establishing a second communication session between a second first-end device and a second second-end device. In addition, the operations may include communicating the first device audio to the second second-end device as second session audio of the second communication session.