Active Speaker Identification in Virtual Meeting Systems

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Solution Overview

Problem

In virtual meetings, identifying the active speaker among multiple participants from a physical location is challenging, especially when there are many group participants, and current systems often inaccurately represent individual contributions, leading to a poor user experience.

Innovation Solution

The system associates each group participant's user device with a physical location, allowing them to indicate when they will speak, and displays an active speaker indicator with their name and location, improving recognition and accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If multiple group participants are represented as a single group in virtual meetings, then the system complexity is reduced, but the ability to accurately identify and represent individual active speakers deteriorates

Engineering Contradiction:
Improvesystem complexityVSAvoidactive speaker identification accuracy
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The system segments the group participants by associating each participant's user device with a specific physical location. This allows individual identification of active speakers within the group while maintaining the group representation model, resolving the contradiction between system simplicity and individual speaker identification accuracy.

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If the system highlights the entire physical location when any participant speaks, then individual speaker recognition is lost, but implementation simplicity is maintained

Engineering Contradiction:
Improveimplementation simplicityVSAvoidindividual speaker information
Core Design Contradiction:
Ease of manufactureVSLoss of information

Solution Approach 1:

The system applies local quality by providing different levels of information representation: the overall group location is represented for simplicity, but individual participant identification is enhanced when someone is speaking. This allows the system to maintain implementation simplicity while preventing loss of individual speaker information through selective detail enhancement.

Inventive Principle:
Principle #3Local quality

3Ease of operation

If group participants are treated as a collective unit, then coordination is simplified, but individual participation and action capability deteriorates

Engineering Contradiction:
Improvecoordination simplicityVSAvoidindividual action capability
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The system adds a new dimension of individual participant representation within the group structure. By associating each user device with a physical location and enabling individual active speaker identification, the system allows participants to act both as part of the group (maintaining coordination simplicity) and as individuals (enabling individual action capability), effectively operating at multiple organizational levels simultaneously.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS12182384B2Systems and methods for identifying an active speaker in a virtual meeting
Publication Date: 2024.12.31 VERIZON PATENT & LICENSING INC
  • US12182384B2 patent drawing
  • US12182384B2 patent drawing
  • US12182384B2 patent drawing

AI summary

An illustrative virtual meeting management system associates a user device of a participant of a virtual meeting with a physical location from which the participant and one or more additional participants participate in the virtual meeting. The virtual meeting management system determines that the participant provides a user input via the user device during the virtual meeting. The user input indicates that the participant will speak. Based on the user input and the associating, the virtual meeting management system provides an active speaker indicator for presentation in a virtual meeting interface provided to one or more participants of the virtual meeting. The active speaker indicator specifies a participant identifier representative of the participant. Corresponding methods and systems are also disclosed.