Method and apparatus for selectively blocking audio and video signals

CAFC
  • US 5,828,402 A
  • Filed: 12/05/1996
  • Issued: 10/27/1998
  • Est. Priority Date: 06/19/1996
  • Status: Expired due to Term
First Claim
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1. A video program transmission method for enabling a viewer to receive information useful for selectively blocking the viewing of television programming, said method comprising the steps of:

  • a) transmitting a plurality of television channels to a viewer;

    b) for each said channel in a first group of one or more of said channels, embedding program information comprising at least a value representing a level in first multi-level category of a first informational scheme for a program being transmitted on said each channel;

    c) for each said channel in a second group of one or more of said channels, embedding program information comprising at least a value representing a level in second multi-level category of a second informational scheme for a program being transmitted on said each channel; and

    ,d) transmitting to said viewer first and second sets of configuration information, said first set of configuration information comprising at least a value representing a number of levels in said first multi-level category and descriptive names for said category and one or more of said levels in said first category according to said first informational scheme, said second set of configuration information comprising at least a number of levels in said second multi-level category and descriptive names for said second category and one or more of said levels in said second category according to said second informational scheme.

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