XR Device Virtual Fitting via Peripheral Sensor Display

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Solution Overview

Problem

Conventional virtual-fitting systems using external cameras are cumbersome and cannot be used in environments without the necessary setup, and users feel discomfort when avatars wear virtual clothes that do not accurately represent real-world clothing experiences.

Innovation Solution

An Extended Reality (XR) device with a wireless communication unit, camera, display with a transparent part, and sensor unit that captures images of the peripheral region and creates a virtual 3D image to display on an out-screen bezel, allowing users to interact with virtual clothing items in real-time, including brightness adjustment and additional information display.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional virtual-fitting systems use external cameras to capture user images, then virtual clothing can be displayed on avatars, but the system becomes complex and cannot be used in environments without external camera setups

Engineering Contradiction:
Improveenvironmental adaptabilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent extracts the image capture function from external cameras and integrates it into the XR device itself. The XR device uses its own camera to capture the user's image and generates a 3D model directly, eliminating the need for external camera systems and reducing overall system complexity while improving environmental adaptability.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent introduces a sensor unit as an intermediary component within the XR device that detects peripheral region characteristics. This sensor data serves as a mediator to generate or adjust the 3D model and virtual clothing display, enabling the system to adapt to different environments without requiring complex external setups.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If avatars wear virtual clothes in conventional systems, then virtual fitting can be demonstrated, but users feel uncomfortable because it does not accurately represent real-world clothing experiences

Engineering Contradiction:
Improverealism of virtual fittingVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies local quality by using the sensor unit to detect specific characteristics of the peripheral region (such as brightness, distance, or environmental features) and using this localized data to adjust the virtual clothing display. This creates a more realistic and personalized fitting experience that adapts to the user's specific environment rather than using a generic avatar display.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent changes parameters of the virtual display by adjusting the 3D model generation or virtual clothing rendering based on sensor data from the peripheral region. This dynamic parameter adjustment enhances the realism of the virtual fitting experience, making it more closely match real-world clothing experiences while maintaining system simplicity.

Inventive Principle:
Principle #35Parameter changes

3Loss of information

If the XR device displays content only within the screen boundaries, then the display device structure remains simple, but additional information and menus cannot be effectively displayed

Engineering Contradiction:
Improveinformation display capacityVSAvoiddisplay structure complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent extends the display beyond the traditional 2D screen boundaries by utilizing the peripheral region detected by the sensor unit. This creates an extended display area that can show additional information, menus, and subtitles without requiring a physically larger or more complex display structure, effectively adding a spatial dimension to the information presentation.

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

Data Source

PatentUS11138797B2XR device for providing AR mode and VR mode and method for controlling the same
Publication Date: 2021.10.05 LG ELECTRONICS INC
  • US11138797B2 patent drawing
  • US11138797B2 patent drawing
  • US11138797B2 patent drawing

AI summary

An XR device for providing an augmented reality (AR) mode and a virtual reality (VR) mode and a method for controlling the same are disclosed. The XR device is applicable to 5G communication technology, robot technology, autonomous driving technology, and Artificial Intelligence (AI) technology. It is disclosed that the XR device that displays a virtual clothes item to the user's appearance in the mirror when the user selects the virtual item among the fitting items displayed while the user wears the XR device in front of a mirror.