Virtual Whiteboard Background Sync for Real-Time Conferencing

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Solution Overview

Problem

Conventional conferencing software lacks the capability to dynamically update virtual backgrounds based on real-time changes or dynamic content, leading to a sub-optimal user experience and reduced engagement.

Innovation Solution

Implementing a system that allows conference participants to set portions of their virtual background based on dynamic content from sources like a whiteboard, using pre-defined rules to dynamically update the background in real-time.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional conferencing software uses static virtual backgrounds, then system simplicity is maintained, but user engagement and real-time interaction are reduced

Engineering Contradiction:
Improvedynamic background updating capabilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic virtual backgrounds that automatically update based on whiteboard content changes. The system transitions from static background images to dynamically generated backgrounds that reflect real-time whiteboard state, enabling the background to adapt and change according to the conference content without requiring manual intervention.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent introduces a background generation module as an intermediary component that bridges the whiteboard application and the video conferencing system. This module automatically captures whiteboard content and integrates it into the virtual background, eliminating the need for manual background updates while maintaining system modularity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If dynamic content from whiteboard is integrated into virtual background, then user engagement is enhanced, but processing complexity and resource usage increase

Engineering Contradiction:
Improveuser engagementVSAvoidprocessing resources
Core Design Contradiction:
ProductivityVSUse of energy by moving object

Solution Approach 1:

The patent implements selective background updating by detecting specific whiteboard content changes and only regenerating the background when relevant modifications occur. This partial action approach avoids continuous full-background regeneration, reducing processing overhead while maintaining the dynamic engagement benefit when actual content changes happen.

Inventive Principle:
Principle #16Partial or excessive action

3Reliability

If automatic background updates are implemented, then real-time reflection of whiteboard content is achieved, but control complexity increases

Engineering Contradiction:
Improvereal-time content synchronizationVSAvoidcontrol mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements a feedback mechanism where the background generation module continuously monitors whiteboard content changes and automatically triggers background regeneration when modifications are detected. This closed-loop feedback system ensures real-time synchronization between whiteboard content and virtual background without requiring complex manual control mechanisms.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12506845B1Virtual background based on whiteboard content
Publication Date: 2025.12.23 ZOOM COMMUNICATIONS INC
  • US12506845B1 patent drawing
  • US12506845B1 patent drawing
  • US12506845B1 patent drawing

AI summary

A request to set a portion of a virtual background associated with a conference participant based on a virtual whiteboard is received. The request is received by a conferencing software from a device of the conference participant. An edit to the virtual whiteboard is received. An image associated with the conference participant that includes a representation of the conference participant and the edit to the virtual whiteboard is generated. The image is transmitted for display at a device of another conference participant within a tile that is associated with the conferencing software and the conference participant.