Mesh Network Speaker System for Synchronized Audio Playback
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Solution Overview
Problem
Existing audio playback systems for mobile devices do not provide high-quality audio output in outdoor or multi-room settings, as they lack the capability to synchronize and optimize audio across multiple devices for improved sound quality.
Innovation Solution
A mesh network of nearby computing devices is formed to act as a combined speaker system, where devices detect each other, synchronize playback, and adjust stereo sound and audio equalization based on their topology, using sensor readings and a master device to optimize audio output.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If multiple computing devices are used for audio playback, then audio quality and volume are improved, but device complexity and synchronization difficulty increase
Solution Approach 1:
The system divides the audio playback function across multiple independent computing devices, where each device acts as an autonomous node in the mesh network. Each device processes and plays back portions of the audio content independently, collectively achieving high-quality audio output without requiring a centralized control system, thus improving audio quality while managing system complexity through distributed architecture.
Solution Approach 2:
Multiple computing devices are merged into a unified mesh network where they function together as a single audio system. The devices combine their audio playback capabilities to achieve improved sound quality and volume, while maintaining individual device independence. This merging allows the system to leverage the collective audio output of all devices without requiring complex integration hardware.
2Stability of the object's composition
If playback synchronization is implemented across multiple devices, then audio coherence is improved, but communication overhead and latency increase
Solution Approach 1:
The mesh network implements feedback mechanisms where each computing device continuously communicates playback status, timing information, and audio data to other devices in real-time. This feedback loop allows devices to adjust their playback timing dynamically, compensating for network latency and ensuring synchronized audio output across all nodes without requiring excessive communication overhead.
Solution Approach 2:
The system performs preliminary synchronization actions by pre-coordinating playback timing and audio data distribution before actual playback begins. Devices exchange timing information and establish synchronization protocols in advance, allowing them to maintain coherent audio playback across the mesh network while minimizing real-time communication delays and latency.
Data Source
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AI summary
Implementations disclose a mesh network of nearby mobile devices as a combined speaker system for audio. A method includes detecting one or more other computing devices within a geographic vicinity of a computing device, transmitting a confirmation to join a speaker mesh network with the detected one or more other computing devices, receiving a playback synchronization instruction for a media item, adjusting playback of the media item according to the playback synchronization instruction, wherein the one or more other computing devices in the speaker mesh network provide synchronized playback of the media item according to the playback synchronization instruction, receiving a stereo sound and audio equalization instruction, and applying, according to the stereo sound and audio equalization instruction, stereo sound and audio equalization settings to the playback of the media item at the computing device.