Audio Timing Synchronization With Tone-Based Multi-Device Setup
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Solution Overview
Problem
Existing audio synchronization techniques for multiple output devices are cumbersome and inefficient, requiring complex user interfaces and consuming excessive time and device energy, particularly in battery-operated devices.
Innovation Solution
Faster and more efficient methods and interfaces for audio synchronization are provided, reducing cognitive burden and conserving power by optimizing user inputs and processor usage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If existing audio synchronization techniques are used, then audio output can be synchronized across multiple devices, but the user interface becomes complex and time-consuming with multiple key presses required
Solution Approach 1:
The system automatically detects available output devices and performs audio synchronization without requiring user intervention. The device self-configures the audio routing based on detected capabilities, eliminating the need for complex user interfaces and multiple key presses while maintaining synchronization functionality.
2Reliability
If existing audio synchronization techniques are used, then audio output can be synchronized across multiple devices, but device energy consumption increases
Solution Approach 1:
The patent extracts and eliminates redundant operations from the audio synchronization process. By removing unnecessary processing steps and optimizing the synchronization algorithm, the system maintains reliable audio synchronization across multiple devices while significantly reducing processor usage and battery power consumption.
3Adaptability or versatility
If multiple output devices are used for audio playback, then more immersive audio experience is achieved, but synchronization complexity increases
Solution Approach 1:
The system implements a universal audio synchronization mechanism that works across multiple different output device types (speakers, headphones, external audio devices). A single unified interface and control system manages diverse devices, reducing the perceived complexity for users while maintaining adaptability to various device configurations and capabilities.
Data Source
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AI summary
The present disclosure generally relates to audio synchronization. An example method includes, at a first device with a communication device: performing an audio timing synchronization process that includes: transmitting, via the communication device, to a second device, a request for the second device to participate in the audio timing synchronization process; subsequent to transmitting the request to the second device, causing an output of an audio tone; subsequent to causing the output of the audio tone, receiving data from the second device based on the audio tone; and adjusting an audio timing synchronization setting of a third device based at least in part on the data received from the second device.