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MODULAR INTERUNIT TRANSMITTER-RECEIVER FOR A PORTABLE AUDIO DEVICE

  • US 20070155313A1
  • Filed: 12/04/2006
  • Published: 07/05/2007
  • Est. Priority Date: 05/06/2002
  • Status: Active Grant
First Claim
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1. A modular audio unit for an audio device, comprising:

  • a communication means for connecting the modular audio unit to the audio device;

    an audio input port for receiving audio output sent via an output port on the audio device through the communication means;

    a switch interconnected with the audio input port;

    an inter-unit transmitter/receiver connected to the audio input port through the switch for sending and receiving inter-unit communications; and

    an audio output port connected to the switch for outputting audio signals, wherein the switch selects between audio signals received from the audio device and from the inter-unit transmitter/receiver.

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