Virtual Environment Sharing via Centralized Rendering and Data Conversion

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Solution Overview

Problem

Current virtual reality systems face challenges in sharing immersive experiences between users with different hardware setups, leading to issues like high costs, data duplication, transmission restrictions, and quality degradation due to latency and deformation of visual representations.

Innovation Solution

A device and method that transmit operating data for a virtual environment's visual representation, including display data and observation conditions, allowing target systems to convert and enhance immersion by compensating for hardware differences and minimizing latency, enabling real-time or delayed sharing without duplicating data and maintaining confidentiality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If data is duplicated on multiple immersive systems to allow each user to have their own point of view, then each user can independently explore the virtual environment, but the cost increases due to software license acquisition and data duplication

Engineering Contradiction:
Improveindependent exploration capabilityVSAvoidcost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent merges the virtual environment data storage and processing into a single centralized system that is accessible by multiple users. Instead of duplicating the entire virtual environment data across multiple systems, the invention allows multiple immersive systems to connect to and share access to one central data source, thereby eliminating redundant data storage and software license costs while maintaining independent exploration capabilities through networked access and synchronized data updates.

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If data is transmitted between remote immersive systems to enable sharing, then users can share the virtual environment experience, but data confidentiality is compromised especially in industrial environments with sensitive information

Engineering Contradiction:
Improvesharing capabilityVSAvoiddata confidentiality risk
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a central server or gateway as an intermediary between immersive systems that handles data transmission and management. This intermediary controls what data is shared, encrypts sensitive information, and manages access permissions, thereby enabling collaboration while protecting confidential industrial data from unauthorized exposure during transmission between remote systems.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Manufacturing precision

If each immersive system generates images in real-time with high-performance digital processing systems, then the visual quality and immersion are maintained, but the hardware cost and complexity increase

Engineering Contradiction:
Improvevisual qualityVSAvoidhardware performance requirement
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent consolidates the heavy computational workload for virtual environment rendering into a single centralized system or cloud-based processing platform. Multiple immersive systems then receive pre-processed graphical data or streamlined data streams from this central system, which reduces the processing power requirements of individual client devices while maintaining visual quality through centralized optimization and rendering.

Inventive Principle:
Principle #5Merging (Combining)

4Adaptability or versatility

If network communication means are used to share data between immersive systems, then remote sharing is enabled, but latency times cause disparity between the effective state of the virtual environment and the reproduced state

Engineering Contradiction:
Improveremote sharing capabilityVSAvoidlatency
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent implements predictive algorithms and pre-synchronization mechanisms that anticipate user actions and environmental changes before they occur. By pre-calculating and preparing data updates, the system reduces the perceived latency when data is transmitted over the network, ensuring that remote users experience minimal delay between the actual state changes in the virtual environment and their reproduced views.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11727645B2Device and method for sharing an immersion in a virtual environment
Publication Date: 2023.08.15 IMMERSION CORP
  • US11727645B2 patent drawing
  • US11727645B2 patent drawing
  • US11727645B2 patent drawing

AI summary

In a device (100) and a method implemented by said device, two immersive systems are connected such that a virtual environment generated on a source immersive system (10) is reproduced on a target immersive system (20). The images of the virtual environment displayed on the display system of the source immersive system are transformed in order to be displayed on the display system of the target immersive system, such that a virtual reproduction of the virtual environment is correctly represented on the target immersive system for an observer, irrespective of the structural and software differences between the two immersive systems. Freezing certain display data and observation conditions of the source system results in a temporary stabilisation of the representation of the virtual environment on the target system without any negative effect on the coherence of the representation on said target system.