Head-Mounted Display Virtual Object Positioning for Real-World Integration

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Solution Overview

Problem

Current game systems fail to effectively share the experience in the real world with game characters, as they primarily operate within virtual three-dimensional spaces without seamless integration with real-world interactions.

Innovation Solution

A game processing method and record medium that utilize a head-mounted display to superimpose virtual images on real space, allowing players to adjust the position and orientation of virtual objects and characters to coincide with real-world objects, creating an immersive experience by hiding the virtual objects when the characters are displayed.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If virtual objects are displayed in the virtual space, then the game environment is enriched, but the integration with real-world experience is reduced

Engineering Contradiction:
Improveintegration with real-world experienceVSAvoidvirtual object management
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent uses a virtual object as a placeholder or copy that represents the position and orientation where a game character will be displayed. This virtual object is temporarily created to establish the spatial reference, then replaced by the actual game character image, enabling seamless integration with the real-world view through the head-mounted display

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The virtual object serves as an intermediary element between the real-world environment and the game character. It first occupies the target position in the virtual space, allowing the system to calculate and prepare the character's placement, then transitions to displaying the actual character, facilitating smooth integration without direct conflict between real and virtual elements

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If game characters are displayed in virtual space, then character interaction is enabled, but real-world experience sharing is lost

Engineering Contradiction:
Improvereal-world experience sharingVSAvoidcharacter display accuracy
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent transitions from displaying game characters in a traditional three-dimensional virtual space to overlaying them directly onto the real-world view captured by the head-mounted display. This dimensional shift allows the character to appear in the player's actual field of view, creating the illusion of shared real-world experience while maintaining character interaction capabilities

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

Solution Approach 2:

The system creates a virtual object copy at the desired position and orientation, uses it to establish the spatial reference, then replaces it with the actual game character image. This copying mechanism ensures accurate character placement in the real-world view while enabling the character to share the player's real-world experience

Inventive Principle:
Principle #26Copying

3Ease of operation

If virtual objects are used as placeholders, then character positioning is simplified, but visual clutter increases

Engineering Contradiction:
Improvecharacter positioningVSAvoidvisual clarity
Core Design Contradiction:
Ease of operationVSIllumination intensity

Solution Approach 1:

The system employs a periodic display sequence where the virtual object is shown briefly to establish positioning, then automatically replaced by the game character. This time-based transition minimizes the duration of visual clutter while maintaining the positioning benefits, creating a smooth operational flow without persistent visual interference

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS11986728B2Game processing method and record medium
Publication Date: 2024.05.21 KOEI TECMO GAMES CO LTD
  • US11986728B2 patent drawing
  • US11986728B2 patent drawing
  • US11986728B2 patent drawing

AI summary

A game processing method executed by an information processing device configured to perform transmission/reception of signals to/from a display part configured to be attachable to a head of a player to display a virtual image superimposed on an image in real space, the method includes causing the display part to display an image of a virtual object, adjusting at least one of a position or an orientation of the virtual object relative to the image in real space, based on an input of the player, causing the display part to display an image of a virtual game character so as to be arranged coinciding with the adjusted at least one of the position or the orientation of the virtual object, and hiding the image of the virtual object when the image of the game character is displayed.