Vision Obstruction Calculation for AR VR Systems

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Solution Overview

Problem

Conventional methods for assessing human vision criteria in automotive and aerospace industries are time-consuming, lack accuracy, and are subjective, relying on manual paper-based processes that are not easily accessible or compliant with government standards.

Innovation Solution

Integration of formulas, algorithms, and interactive interfaces to calculate vision obstruction by simulating light projection from virtual or augmented reality systems, designating pixels to represent visible and obstructed objects, and calculating percentages of obstruction in a secure web-based system.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual paper-based vision obstruction studies are used, then the process is simple to implement, but the accuracy and objectivity of results deteriorate due to subjectiveness

Engineering Contradiction:
Improvevision obstruction measurement accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces manual mechanical assessment methods with an automated computer-based system that uses algorithms and software to calculate vision obstruction. The system substitutes human visual estimation with computational algorithms that process geometric data and provide objective, quantifiable results, thereby improving measurement precision while managing system complexity through automation.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent creates digital copies of physical environments and objects within a virtual reality system. By representing the real-world scene as editable digital models, the system enables repeated, consistent measurements without the variability inherent in manual methods, improving accuracy while allowing flexible modification of test scenarios.

Inventive Principle:
Principle #26Copying

2Productivity

If manual paper-based vision studies are used, then the implementation is straightforward, but the time consumption and productivity deteriorate

Engineering Contradiction:
Improvevision obstruction study efficiencyVSAvoidtime for conducting studies
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent performs preliminary setup by creating digital models of the environment and objects before conducting vision obstruction studies. Once the virtual scene is established, multiple different vision obstruction scenarios can be rapidly tested by simply modifying digital parameters rather than physically reconfiguring objects, significantly improving productivity and reducing time loss.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The automated computer-based system replaces time-consuming manual measurement processes with rapid computational algorithms. The system can calculate vision obstruction metrics instantaneously from digital models, eliminating the lengthy manual measurement and calculation processes that reduced productivity.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Area of stationary object

If physical prototypes and paper records are used, then the setup is simple, but the space requirements and storage needs worsen due to massive filing cabinet requirements

Engineering Contradiction:
Improvestorage space requirementVSAvoidimplementation simplicity
Core Design Contradiction:
Area of stationary objectVSEase of manufacture

Solution Approach 1:

The patent replaces physical paper records with digital data storage. Vision obstruction studies are conducted and recorded in the virtual environment, with results stored as digital files rather than physical papers. This eliminates the need for massive filing cabinets while maintaining all study data in an easily accessible and manageable format.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent transitions from two-dimensional paper records to three-dimensional virtual reality environments for conducting studies. The virtual space allows complex spatial relationships to be represented and measured without requiring physical space, effectively moving the system into a digital dimension where storage requirements are minimal.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

4Ease of operation

If manual vision studies are used, then the process is easy to understand, but the accessibility and data retrieval worsen due to difficult access to stored results

Engineering Contradiction:
Improvedata accessibilityVSAvoidavailability of study results
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent replaces manual file storage and retrieval systems with a computer-based database system. Digital results can be instantly searched, retrieved, and accessed from multiple locations, eliminating the physical constraints of filing cabinets and improving both ease of operation and information availability.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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

This approach provides accurate, efficient, and objective calculations of vision obstruction, improving compliance with government standards and reducing the need for physical prototypes and manual data storage.

Implementation Method 1

simulating light projection from the right eye and the left eye of the human being onto at least one of the plurality of viewing areas to produce at least one rendered image comprising a plurality of pixels

Methodology Applied
Scientific EffectLight projection simulation: Light

Data Source

PatentUS11373362B2Systems and methods for calculating vision obstruction for a virtual reality system, augmented reality system or mixed reality system
Publication Date: 2022.06.28 OCULAR3D SYSTEMS LLC
  • US11373362B2 patent drawing
  • US11373362B2 patent drawing
  • US11373362B2 patent drawing

AI summary

Methods and systems and for calculating light projection obstruction in human vision analyses are described. The methods and systems include an integration of formulas, algorithms, databases, and interactive interfaces that capture, document, and deliver the results of human vision studies. The methods and systems calculate the amount of vision obstruction for a particular device by producing a rendered image having pixels and designating the pixels in the rendered image to have various colors. Certain types of colors are designated for representing objects in the rendered image to be visible to the user, and other types of colors are designated to represent objects that are obstructed in the rendered image. The methods and systems may also be integrated into, and displayed within, conventional virtual reality, augmented reality, and/or mixed reality equipment and/or systems.