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Database management system and method for electronic program guide and television channel lineup organization

  • US 20020186296A1
  • Filed: 05/28/2002
  • Published: 12/12/2002
  • Est. Priority Date: 06/30/2000
  • Status: Active Grant
First Claim
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1. A method of managing channel lineup information in a television system, which comprises:

  • obtaining external channel lineup information from an external program guide offered by a television program provider;

    generating internal channel lineup information from the external channel lineup information, the internal channel lineup information containing less information than the external channel lineup information, yet sufficient information to render the internal channel lineup information useful in an internal database management system; and

    updating the internal channel lineup information upon receiving notification of a change to the external channel lineup information, by repeating the obtaining and generating steps.

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