System and method for enhancing broadcast programs with information on the world wide web
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United States of America Patent
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Mar 2, 2010
Grant Date -
Jul 15, 2004
app pub date -
Apr 11, 2002
filing date -
May 10, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention is directed to a system and method for viewer real-time access complementary information related to a broadcast program including selecting a plurality of topics drawing his or her attention and for accessing additional information related to these topics from the WWW. The system is based on a synchronization of the local times of receivers and transmitters according to a same universal-time. The synchronization uses a universal time such as the Global Positioning System Time, the Global Orbiting Navigational Satellite System time or others GPS or GLONASS receivers may be integrated or connected to devices independent or separate from the radio or television receivers. The system includes associated with the transmitted information and can be retrieved, selected and activated during the time intervals for which they have been defined.
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