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Multi-channel audio enhancement for television

  • US 8,046,792 B2
  • Filed: 03/20/2002
  • Issued: 10/25/2011
  • Est. Priority Date: 03/20/2002
  • Status: Active Grant
First Claim
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1. A method comprising:

  • generating, by a computer, a multiplexed signal comprising;

    a video signal corresponding to a program;

    a plurality of audio signals corresponding to said video signal;

    parental control rating information for at least one of the audio signals permitting a receiver to control which of the audio signals are presentable based on the rating information; and

    metadata providing a description of audio content of each of the audio signals, wherein the description indicates that a first of the plurality of audio signals comprises audio commentary for the program from a first participant or first announcer and that a second of the plurality of audio signals comprises audio commentary for the program from a second participant or second announcer, and wherein the description provides information for prioritizing an order of titles of two or more of the audio signals based on viewer preferences for simultaneous presentation of the titles in the order; and

    causing distribution of said multiplexed signal.

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