Spatial Music Interface Using AR Beat Loops for Real-Time Sync

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Solution Overview

Problem

Existing augmented reality devices lack effective interfaces for collaborative music creation, limiting the ability of users to synchronize and interact in real-time to create music within shared augmented reality environments.

Innovation Solution

A method and system for displaying geometric loops with beat indicators and audio icons, allowing users to select and place audio icons at specific beat indicators, while accounting for device movement and orientation, and rendering audio based on relative position and orientation, enabling synchronized music creation across multiple head-worn devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional 2D music creation interfaces are used in augmented reality devices, then the interface can be displayed on the screen, but users cannot effectively synchronize and interact in real-time to create music within shared augmented reality environments

Engineering Contradiction:
Improvecollaborative music creation capabilityVSAvoidreal-time synchronization and interaction
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent transforms the traditional 2D music creation interface into a 3D spatial interface that leverages the augmented reality environment. Musical elements are arranged in three-dimensional space rather than on a flat screen, enabling natural spatial interaction and collaboration among multiple users in shared augmented reality environments. This dimensional transition enables intuitive hand gestures for manipulating musical elements in 3D space.

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

Solution Approach 2:

The patent replaces traditional mechanical interaction methods (touch screens, keyboards, mice) with gesture-based control in augmented reality. Users interact with the music creation interface through natural hand gestures in 3D space, eliminating the need for physical contact with devices and enabling more intuitive and collaborative music creation experiences.

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

2Adaptability or versatility

If a 3D spatial interface is implemented for music creation, then user interaction and creativity are enhanced, but the device complexity increases

Engineering Contradiction:
Improvespatial music creation interfaceVSAvoidinterface synchronization system
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal coordinate system that serves multiple functions simultaneously: it defines the shared 3D space for all users, establishes spatial relationships between musical elements, and enables synchronization across devices. This multi-functional approach reduces overall system complexity by consolidating multiple coordination requirements into a single unified framework.

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

Solution Approach 2:

The patent creates virtual representations of musical elements and interface components in the augmented reality space that mirror their functional properties. These virtual copies maintain the same behavioral characteristics as traditional interface elements while existing in 3D space, allowing users to interact with familiar concepts in a new dimensional context without requiring entirely new interaction paradigms.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS12548538B2Spatial music creation interface
Publication Date: 2026.02.10 SNAP INC
  • US12548538B2 patent drawing
  • US12548538B2 patent drawing
  • US12548538B2 patent drawing

AI summary

Disclosed is a method of providing a music creation interface using a head-mounted device, including displaying first and second geometric loops fixed relative to a location in the real world, the first and second geometric loops each including a plurality of beat indicators. The second geometric loop is spaced apart from the first geometric loop. An interface comprising a plurality of sound or note icons is displayed, and in response to receiving user selection to move a selected sound or note icon to a particular beat indicator on one of the geometric loops, the selected sound or note icon is displayed at the particular beat indicator. In use, the geometric loops are rotated relative to at least one play indicator, and the selected sound or note icon is rendered when it reaches the at least one play indicator.