Anchored 3D Avatars for Immersive AR Messaging

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Solution Overview

Problem

Adapting messaging applications for augmented reality (AR) devices poses challenges due to differences in input and output mechanisms compared to conventional computing devices, resulting in a non-immersive user experience when traditional interfaces are scaled for AR devices.

Innovation Solution

An improved messaging system allows end-users of AR devices to interact with 3-D avatars anchored in real-world environments, enabling immersive communication by using computer vision for relocalization and supporting presence and activity detection, with messages containing instructions for avatar animations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional messaging interfaces are scaled for AR devices, then device compatibility is maintained, but user experience becomes non-immersive and interactive

Engineering Contradiction:
Improvedevice compatibilityVSAvoiduser experience quality
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent transitions from traditional 2D messaging interfaces to 3D immersive interfaces in AR space. Messages are displayed in three-dimensional virtual space with spatial positioning, allowing users to interact with messages as if they exist in the physical environment. This dimensional transformation creates an immersive experience while maintaining cross-device compatibility through standardized communication protocols.

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

Solution Approach 2:

The system introduces AR-specific message elements and avatar representations as intermediaries between traditional messaging systems and AR devices. These intermediaries translate conventional text messages into immersive AR experiences with avatars, gestures, and spatial positioning, enabling seamless integration across different device types while providing enhanced AR-specific interactions.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If messaging applications are adapted for AR devices with different input/output mechanisms, then AR-specific functionality is enabled, but system complexity increases

Engineering Contradiction:
ImproveAR functionalityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent creates a universal messaging framework that handles multiple device types through a common interface. The system uses standardized message structures that can be rendered differently across devices - traditional text for conventional devices and immersive AR elements for AR devices. This multi-functional approach allows the same messaging system to serve both AR and non-AR platforms without requiring separate complex implementations.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system dynamically adjusts message rendering parameters based on device capabilities. Message content, positioning, and presentation format are modified according to whether the device is an AR device or a traditional device. This parameter-based adaptation allows flexible functionality across devices while maintaining a unified system architecture that doesn't require separate complex code paths for each device type.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12436598B2Techniques for using 3-D avatars in augmented reality messaging
Publication Date: 2025.10.07 SNAP INC
  • US12436598B2 patent drawing
  • US12436598B2 patent drawing
  • US12436598B2 patent drawing

AI summary

Described herein is a messaging application that executes on a wearable augmented reality device. The messaging application facilitates the anchoring or pinning of a 3-D avatar representing another end-user. An end-user wearing the AR device facilitates messaging with the other end-user via interactions with the 3-D avatar representing the other end-user. As such, the AR device processes various sensor inputs to detect when the end-user wearing the AR device is “targeting” the 3-D avatar, and enables an audio recording device to record an audible message for communicating to the other end-user.