Video Conference Active Content Selection

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Solution Overview

Problem

In video conference systems with asymmetrical configurations, participants at far-end systems with a single display face difficulties in navigating and identifying relevant content, leading to a degraded user experience as they may miss details during the conference.

Innovation Solution

A near-end video conference system automatically determines active content by analyzing participant head orientations and attention scores across multiple endpoints, then sends this information to far-end systems to enable them to automatically display the relevant content.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple pieces of content are distributed across multiple displays at the near-end system, then the near-end system can view and display all content simultaneously, but the far-end system with a single display cannot display all content and must manually navigate through various content

Engineering Contradiction:
Improvecontent display capabilityVSAvoiduser operation complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent introduces an intermediary mechanism (content priority determination system) that automatically identifies and prioritizes relevant content for display at the far-end system. This mediator analyzes participant head orientations and attention scores to determine which content should be displayed, eliminating the need for manual navigation while maintaining adaptability to different conference scenarios.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system enables self-service by automatically determining content priority based on participant behavior (head orientations and attention scores). The far-end system automatically receives and displays the prioritized content without requiring manual intervention from participants, thus improving ease of operation while preserving the ability to handle multiple content types.

Inventive Principle:
Principle #25Self-service

2Loss of information

If participants at the far-end system manually navigate through content to find relevant information, then they can identify important content, but they may miss details during the conference due to the time required for navigation

Engineering Contradiction:
Improveinformation completenessVSAvoidcontent navigation time
Core Design Contradiction:
Loss of informationVSLoss of time

Solution Approach 1:

The system performs preliminary action by pre-determining content priority before the far-end participant needs to view it. By continuously monitoring participant head orientations and attention scores at the near-end system, the patent identifies and prioritizes relevant content in advance, so that when the far-end participant needs information, it is already prepared and displayed without requiring time-consuming manual navigation, thus preventing information loss while minimizing time loss.

Inventive Principle:
Principle #10Preliminary action

3Loss of information

If the far-end system displays all available content simultaneously on a single display, then all content is accessible, but the display becomes cluttered and difficult to navigate

Engineering Contradiction:
Improvecontent accessibilityVSAvoiddisplay organization complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent applies the extraction principle by selectively extracting and displaying only the most relevant content at the far-end system based on determined priority levels. Instead of displaying all available content simultaneously (which would create clutter), the system extracts the essential content that participants need to see, maintaining information accessibility while eliminating display organization complexity through automated priority-based selection.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS11019307B2Defining content of interest for video conference endpoints with multiple pieces of content
Publication Date: 2021.05.25 CISCO TECHNOLOGY INC
  • US11019307B2 patent drawing
  • US11019307B2 patent drawing
  • US11019307B2 patent drawing

AI summary

A video conference system may include two or more video conference endpoints, each having a display configured to display content. The video conference system may detect a plurality of participants within a field of view of a camera of the system. The video conference system may determine an attention score for each endpoint based on the participants. The video conference system may determine whether the content of the first endpoint and/or the content of the second endpoint are active content based on whether the attention scores exceed a predetermined threshold value. The video conference system may send to secondary video conference systems an indication of the active content to enable the secondary video conference systems to display the active content.