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System for searching a data base for information associated with broadcast segments based upon broadcast time

  • US 6,578,047 B1
  • Filed: 09/22/1999
  • Issued: 06/10/2003
  • Est. Priority Date: 03/25/1999
  • Status: Expired
First Claim
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1. A search system for searching data bases for information associated with segments of broadcast information comprising:

  • a portable input device including a storage means for storing time information representing a broadcast time at which a segment is broadcast;

    communication means for transmitting the time information stored in said storage means;

    a broadcast data base for storing the segments of broadcast information and related information;

    a search device including a content data base for accumulating data representing said segments and the broadcast times of respective segments; and

    search means for receiving the time information transmitted by said communication means to search said broadcast data base and said content data base for information associated with those segments having broadcast times corresponding to the received time information.

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