Generative Audio Playback Coordination Across Multiple Devices

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Solution Overview

Problem

Existing systems face challenges in coordinating the playback of generative media content across multiple playback devices, particularly in synchronizing and distributing computational tasks to handle the intensive processing requirements of generating dynamic audio content.

Innovation Solution

A distributed architecture is employed, where remote computing devices produce and store permutations of generative media content, while local playback devices receive and play back the appropriate content based on input parameters, with a coordinator device managing concurrent playback among devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If multiple playback devices are used for generative media content, then playback coverage and user experience are improved, but coordination and synchronization complexity increases

Engineering Contradiction:
Improveplayback coverageVSAvoidcoordination complexity
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The system segments the generative media content into multiple permutations that can be distributed across different playback devices. Each device plays back a specific permutation, dividing the overall playback task into manageable parts that can be coordinated through the coordinator device.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A coordinator device is introduced as an intermediary between the remote computing device and multiple playback devices. The coordinator receives the generative media content, determines appropriate permutations, and distributes them to playback devices, simplifying the coordination complexity by centralizing control.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Power

If computational tasks are distributed across multiple devices, then processing capacity is improved, but synchronization difficulty increases

Engineering Contradiction:
Improveprocessing capacityVSAvoidsynchronization difficulty
Core Design Contradiction:
PowerVSDifficulty of detecting and measuring

Solution Approach 1:

The remote computing device performs preliminary computational work by generating multiple permutations of the generative media content before distribution. This preliminary action reduces the real-time processing burden on playback devices and ensures that synchronization data is prepared in advance, making synchronization easier.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback mechanisms where playback devices report their playback status and timing information to the coordinator device. The coordinator uses this feedback to adjust and maintain synchronization across devices, ensuring that despite distributed processing, all devices remain coordinated.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If dynamic audio content is generated in real-time, then content adaptability is improved, but computational resource requirements increase

Engineering Contradiction:
Improvecontent adaptabilityVSAvoidcomputational resource requirements
Core Design Contradiction:
Adaptability or versatilityVSUse of energy by moving object

Solution Approach 1:

Multiple permutations of the generative media content are pre-generated and stored by the remote computing device before being distributed to playback devices. This preliminary generation of variations allows the system to adapt to different contexts and user preferences without requiring intensive real-time computation at playback devices.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system creates multiple permutations of the generative media content by varying parameters such as tempo, pitch, instrumentation, or arrangement. These parameter variations provide content adaptability for different contexts while the actual generation work is done in advance, reducing real-time computational requirements.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20260040006A1Playback of generative media content
Publication Date: 2026.02.05 SONOS INC
  • US20260040006A1 patent drawing
  • US20260040006A1 patent drawing
  • US20260040006A1 patent drawing

AI summary

Generative media content (e.g., generative audio) can be played back across multiple playback devices concurrently. A generative content group coordinator device can receive input parameters, which can include sensor data, media content, or other such input. The coordinator device can generate first and second generative media content streams, each of which can be transmitted to first and second playback devices, respectively. The first and second playback devices can play back the first and second streams of generative media content concurrently.