Video Conference Virtual Environment Streaming with 3D-to-2D Lens Correction

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Solution Overview

Problem

Existing video communication platforms struggle to seamlessly integrate and display virtual environments from virtual reality (VR) or augmented reality (AR) applications, leading to distorted or incompatible video content when casting from these environments.

Innovation Solution

A system and method that utilizes system software to capture and transform the 3D content from VR/AR applications into 2D video, applying inverse transformations to correct for lens distortions and enable casting to video conference applications, allowing for real-time streaming of virtual environment views.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If 3D content from VR/AR applications is directly cast to video conference platforms, then the casting functionality is achieved, but the video content becomes distorted and incompatible

Engineering Contradiction:
Improvecasting compatibilityVSAvoidvideo content quality
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The patent introduces an intermediary transformation process that converts 3D virtual environment content into 2D video format compatible with video conference platforms. This intermediary step acts as a mediator between the VR/AR application and the video conference platform, applying inverse transformations to correct lens distortions and render the content in a format that maintains quality while being compatible with the target platform.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent changes the dimensional parameters of the content by transforming 3D virtual environment data into 2D video format. This parameter transformation includes adjusting perspective, correcting lens distortion, and modifying the spatial representation to match the requirements of video conference platforms, thereby resolving the compatibility issue while maintaining content integrity.

Inventive Principle:
Principle #35Parameter changes

2Manufacturing precision

If lens distortion correction is applied to VR/AR content, then video quality is improved, but processing complexity increases

Engineering Contradiction:
Improvevideo content qualityVSAvoidtransformation processing
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent applies lens distortion correction and inverse transformations as preliminary actions during the content capture and initial processing stage. By pre-correcting the distortions before the casting process, the system reduces the complexity of real-time processing during video conferencing, as the transformation work has already been performed on the source content.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12356118B2Video communications platform virtual environment streaming
Publication Date: 2025.07.08 ZOOM COMMUNICATIONS INC
  • US12356118B2 patent drawing
  • US12356118B2 patent drawing
  • US12356118B2 patent drawing

AI summary

Methods, systems, and apparatus, including computer programs encoded on computer storage media relate to a method for casting from a virtual environment to a video communications platform. The system may provide a video conference session in a video conference application. A connection may be established between the video conference application and a VR or AR device. The video conference application may receive 2D video content from the VR or AR device. The 2D video content may comprise a view of a virtual environment. The video conference application may stream the 2D video content in the video conference session.