Method to synchronize playback of multicast audio streams on...

Data processing: generic control systems or specific application – Specific application – apparatus or process – Digital audio data processing system

Reexamination Certificate

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Reexamination Certificate

active

07324857

ABSTRACT:
A method is provided for synchronizing the playback of a digital audio broadcast on a plurality of network output devices using a microphone near a source, embedded control codes, and the audio patterns from the network output devices. An optional, additional manual adjustment method relies on a graphical user interface for adjustment and audible pulses from the devices which are to be synchronized. Synchronization of the audio is accomplished with clock synchronization of the network output devices. The digital audio broadcast from multiple receivers does not present to a listener any audible delay or echo effect.

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http://www.soundmaster.com/smartsyn.htm.
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