Monitoring usage of media data with non-program data elimination
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United States of America Patent
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Issued Date -
Mar 20, 2003
app pub date -
Sep 19, 2001
filing date -
Sep 19, 2001
priority date (Note) -
Abandoned
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Abstract
Systems and methods for monitoring usage of media data at user locations in which the presence or absence of media data in monitored data is determined. Where media data is present, it is separated from the monitored data and used to produce data representing usage of media data.
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