3D Virtual Try-On Display Using Physics-Based Clothing Deformation

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Solution Overview

Problem

Current technologies fail to effectively allow users to check how clothing fits and whether it is worn well without actual try-on, especially when purchasing from real stores or online, as they cannot accurately represent the deformation of clothing on a user's body in three-dimensional form.

Innovation Solution

A display system using computer graphics to generate three-dimensional shapes of mannequins and clothing, combining these to form a representation of the mannequin wearing the clothing, with deformation represented by inputting physical properties of the clothing, and selecting a mannequin matching the user's body shape for accurate fitting simulation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional 2D clothing display methods are used, then the system complexity is low, but the user cannot accurately check clothing fit and wearability without trying on the actual clothing

Engineering Contradiction:
Improveclothing fit accuracyVSAvoid3D display system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent creates a three-dimensional virtual copy of the user's body using body shape data, and overlays virtual clothing models onto this digital replica. This virtual copy allows users to accurately check clothing fit and wearability without physical try-on, resolving the contradiction between measurement precision and device complexity by using digital replication instead of complex physical measurement systems

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent transitions from traditional two-dimensional clothing displays to three-dimensional virtual try-on technology. By adding the third dimension and enabling multi-angle viewing, the system provides accurate fit checking and wearability assessment while managing complexity through software-based 3D rendering rather than physical 3D measurement infrastructure

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

2Ease of operation

If physical try-on is required to check clothing wearability, then the measurement precision is high, but the user convenience and time efficiency deteriorate

Engineering Contradiction:
Improveclothing checking convenienceVSAvoidclothing fit accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The patent replaces the mechanical physical try-on process with a digital virtual try-on system. Users upload body shape data and select clothing items, and the system automatically generates 3D visualizations showing fit and wearability. This substitution maintains measurement precision through accurate body scanning and clothing model integration while dramatically improving ease of operation and time efficiency by eliminating the need for physical store visits and actual clothing试穿

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

3Reliability

If simple 3D mannequin display is used, then the device complexity is low, but the ability to represent clothing deformation and movement is insufficient

Engineering Contradiction:
Improveclothing wearability representation accuracyVSAvoidphysics simulation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic clothing simulation by integrating physics engines that calculate fabric deformation, gravity effects, and movement dynamics. The virtual clothing models respond realistically to user movements and body poses, providing reliable wearability representation. This dynamic approach resolves the contradiction by using computational physics simulations rather than static 3D models, achieving high reliability through accurate physical behavior modeling while managing complexity through optimized simulation algorithms

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20220133063A1Display system, display method, and computer program product
Publication Date: 2022.05.05 SUETSUGU KATSUNORI
  • US20220133063A1 patent drawing
  • US20220133063A1 patent drawing
  • US20220133063A1 patent drawing

AI summary

Provided is a display system, display method, and computer program product that allow a user to not only check the sizes of clothing but also check whether the user is wearing the clothing well even if the user does not actually try on the clothing.A display system is used to sell clothing, and represents a mannequin and clothing in three-dimensional shapes using computer graphics, forms a three-dimensional shape representing a state in which the mannequin is wearing the clothing, by combining the three-dimensional shapes of the mannequin and the clothing, and displays the formed three-dimensional shape. When forming the three-dimensional shape representing the state in which the mannequin is wearing the clothing, the display system represents deformation of the clothing by inputting physical properties of the clothing.