Virtual Object Creation From Real-World 3D Shape and Attributes

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Solution Overview

Problem

Existing toy construction systems lack a user-friendly and reliable method to create three-dimensional virtual objects with rich functional behavior from real-world objects, requiring numerous configuration steps and lacking flexibility in virtual environments.

Innovation Solution

A method that utilizes digital representations of real-world objects, such as toy construction models, to generate virtual objects with user-defined attributes and behaviors in a virtual environment, allowing for easy creation and manipulation of virtual objects through sensor data processing and attribute assignment based on various system entities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If a method is used to create three-dimensional virtual objects from real-world objects, then the virtual objects can represent the 3D shape and properties of real objects, but the process requires numerous user interactions and lacks automation

Engineering Contradiction:
Improveautomation of virtual object creationVSAvoiduser interaction complexity
Core Design Contradiction:
Extent of automationVSEase of operation

Solution Approach 1:

The patent uses photogrammetry to create digital copies (3D models) of real-world objects from multiple 2D images. The system automatically processes these images to generate accurate 3D representations, textures, and geometric data, eliminating the need for manual 3D scanning or modeling while maintaining high fidelity to the original objects

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The system performs preliminary processing of captured images to automatically generate 3D models, extract visual attributes, and prepare virtual objects for import into video games. This preliminary automation reduces the workload during game development by having the complex object creation and attribute extraction completed before the objects are needed in the virtual environment

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If virtual objects are created with rich functional behavior, then the virtual environment becomes more engaging, but the creation process becomes more complex

Engineering Contradiction:
Improvefunctional behavior of virtual objectsVSAvoidcreation process complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the virtual object creation process into distinct automated components: 3D model generation from images, visual attribute extraction (color, shape, size), and functional behavior assignment. This segmentation allows each component to be processed independently and automatically, reducing overall complexity while enabling rich functional behavior through modular attribute assignment

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system enables virtual objects to effectively configure themselves by automatically extracting visual attributes and assigning functional behaviors based on the captured image data. The photogrammetry process self-generates the 3D model geometry and texture mappings, while the system automatically determines appropriate virtual behaviors without requiring manual configuration of each attribute

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If accurate 3D representations are created from real-world objects, then the visual fidelity is high, but the process requires multiple images and processing steps

Engineering Contradiction:
Improveaccuracy of 3D representationVSAvoidnumber of processing steps
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent replaces manual 3D scanning and modeling mechanical processes with photogrammetry-based computational methods. Instead of using physical measuring instruments or manual digitization tools, the system uses multiple 2D images processed through photogrammetric algorithms to automatically generate accurate 3D models, textures, and geometric data in a fully automated digital workflow

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

Data Source

PatentEP3481520B1Method for creating a virtual object
Publication Date: 2026.04.29 LEGO AS
  • EP3481520B1 patent drawingFigure 1
  • EP3481520B1 patent drawingFigure 2
  • EP3481520B1 patent drawingFigure 3~4

AI summary

A computer-implemented method for creating a virtual object; the method comprising: obtaining a digital representation of a real-world object, the digital representation representing a visual appearance of a shape of the real-world object; obtaining an input indicative of one or more properties of an entity different from the real-world object; creating a virtual object representing the real-world object; and assigning, based on at least the obtained input, an attribute to the created virtual object.