Metaverse Virtual Barrier Access Using Avatar Allow Lists

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Solution Overview

Problem

Current metaverses lack mechanisms to selectively control access to restricted areas, such as by allowing different categories of avatars to enter designated spaces without the need for secret codes or personal identification numbers, and managing access rearrangements during events.

Innovation Solution

A virtual barrier system is created in the metaverse with an allow list data structure to manage access, using a processor to detect avatars and grant access based on the list, allowing intuitive and secure entry without shared codes, and enabling easy rearrangement of restricted areas.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional access control methods (secret codes or passwords) are used in metaverse, then security is improved, but user experience and ease of operation deteriorate

Engineering Contradiction:
Improveaccess securityVSAvoiduser experience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces traditional mechanical access control methods (secret codes, passwords, physical keys) with a virtual barrier system that uses automated avatar identification and allow list verification. The virtual barrier automatically detects avatar attempts to enter restricted areas, checks authorization status against the allow list, and grants or denies access without requiring users to manually input codes or passwords, thereby maintaining security while significantly improving ease of operation

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

Solution Approach 2:

The virtual barrier system performs self-service by automatically verifying avatar authorization status against the allow list without requiring user intervention. The system autonomously detects collision events, queries authorization status, and executes access control decisions, eliminating the need for users to remember or input secret codes while maintaining reliable security control

Inventive Principle:
Principle #25Self-service

2Ease of operation

If no access control mechanism is implemented, then ease of operation is improved, but security and privacy control deteriorate

Engineering Contradiction:
Improveaccess control simplicityVSAvoidprivacy protection
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent introduces a virtual barrier as an intermediary between the open metaverse environment and restricted areas. This intermediary automatically verifies avatar authorization status against the allow list and controls access to private virtual spaces, providing privacy protection without requiring complex user actions. The virtual barrier serves as an automated gatekeeper that maintains security while preserving ease of operation for authorized users

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If manual access control management is used, then device complexity is reduced, but productivity and event management efficiency deteriorate

Engineering Contradiction:
Improvesystem structureVSAvoidevent management efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The patent implements preliminary action by pre-populating the allow list with authorized avatar identifiers before events begin. Event organizers can advance-plan access control lists, and the virtual barrier system automatically verifies avatar authorization during events without requiring manual real-time management. This preliminary preparation significantly improves event management efficiency while keeping the system structure relatively simple

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent enables dynamic access control by allowing the allow list to be updated in real-time during events. The virtual barrier system dynamically verifies avatar authorization status against the current allow list, enabling event organizers to efficiently manage access control without complex manual interventions. The system adapts to changing event requirements while maintaining operational simplicity

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12625991B2Virtual barrier in metaverse
Publication Date: 2026.05.12 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US12625991B2 patent drawing
  • US12625991B2 patent drawing
  • US12625991B2 patent drawing

AI summary

A system, method, and computer program product are configured to: create a secure space in a metaverse, the secure space comprising a virtual barrier; create an allow list data structure comprising a list of avatars allowed to enter the secure space; detect an avatar attempting to enter the secure space comprising detecting a virtual collision between the avatar and the virtual barrier; determine whether the avatar is on the list of avatars by checking the allow list data structure; and in response to the avatar being on the list of avatars, granting the avatar access to the secure space.