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Multiple channel wireless communication system

  • US 7,603,080 B2
  • Filed: 04/12/2006
  • Issued: 10/13/2009
  • Est. Priority Date: 10/30/2001
  • Status: Expired due to Term
First Claim
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1. A wireless headphone device, comprising:

  • a receiver for receiving a wireless digital infra-red signal containing a plurality of digital audio streams combined with control codes according to a predetermined format of the infra-red signal;

    a manually operated selector switch in the receiver for selecting one or more of the plurality of digital audio streams to be produced as audio for the user; and

    ,a decoder for extracting by the receiver the selected audio streams from the received signal in accordance with the predetermined format and for responding to the control codes in the received signal to perform predetermined functions.

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