Virtual Content Permission Control in Interactive Light Fields

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Solution Overview

Problem

Current interactive spaces, such as augmented and virtual reality environments, lack effective methods for presenting virtual content in a controlled and interactive manner, particularly in terms of user permissions and object manipulation within a three-dimensional light field.

Innovation Solution

A system that includes light sources, optical elements, sensors, and processors to generate and present virtual content in an interactive space, allowing users to specify permissions for virtual object manipulation and display parameters, enabling multiple users to interact with virtual objects within a shared three-dimensional light field.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If virtual content is presented in an interactive space without permission controls, then user interaction freedom is improved, but content security and control are worsened

Engineering Contradiction:
Improveuser interaction freedomVSAvoidcontent security and control
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system implements dynamic permission controls that allow the presenting user to adjust interaction permissions in real-time during the presentation. Permissions can be modified based on the current scene, virtual object, or participating user, enabling flexible balance between interaction freedom and content security without requiring a complete system redesign.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple users can freely manipulate virtual objects, then interactivity is improved, but system control and permission management are worsened

Engineering Contradiction:
Improvemulti-user interactivityVSAvoidpermission management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The permission system is segmented into multiple independent dimensions: scene-level permissions, virtual object-level permissions, and user-level permissions. This segmentation allows granular control over what each user can do with specific virtual objects in specific scenes, making complex multi-user permission management tractable through modular, hierarchical permission sets rather than a monolithic control system.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If virtual presentation area allows unlimited user modifications, then creative flexibility is improved, but presentation integrity is worsened

Engineering Contradiction:
Improvecreative flexibilityVSAvoidpresentation integrity
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The system applies different permission qualities to different regions and elements within the virtual presentation area. The presenting user can designate specific virtual objects or scene elements as editable by participating users while keeping other elements protected. This local differentiation of editability allows creative collaboration on selected elements while maintaining overall presentation integrity through selective permission assignment.

Inventive Principle:
Principle #3Local quality

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables dynamic and controlled presentation of virtual content, allowing users to manipulate and interact with virtual objects based on specified permissions, enhancing the interactive experience in augmented and virtual reality environments.

Implementation Method 1

The one or more light sources may be configured to emit light forming images of virtual content

Methodology Applied
Scientific EffectLight emission: Light

Implementation Method 2

The one or more optical elements may be configured to provide the light emitted from the one or more light sources to one or more eyes of the user to generate a perceived three-dimensional light field within the user's field-of-view

Methodology Applied
Scientific EffectOptical transmission: Optical Fibre

Data Source

PatentUS10481755B1Systems and methods to present virtual content in an interactive space
Publication Date: 2019.11.19 META COMPANY
  • US10481755B1 patent drawing
  • US10481755B1 patent drawing
  • US10481755B1 patent drawing

AI summary

A system configured to present virtual content in an interactive space may comprise one or more of a light source, an optical element, one or more physical processors, non-transitory electronic storage, and/or other components. The light source may be configured to emit light. The optical element being configured to provide the light emitted from the light source to an eye of the user. The non-transitory electronic storage may be configured to store virtual content information defining virtual content. The virtual content may include one or more of a virtual presentation area, one or more virtual tools, one or more virtual object, and/or other virtual content. The virtual presentation area may be provided for generating and/or displaying presentations of virtual content. The presentation may include a set of scenes. An individual scene may include one or more virtual objects posed on the virtual presentation area.