Interactive video distribution systems – Use surveying or monitoring – By passively monitoring receiver operation
Reexamination Certificate
2009-12-16
2011-11-22
Lonsberry, Hunter (Department: 2421)
Interactive video distribution systems
Use surveying or monitoring
By passively monitoring receiver operation
C725S017000, C725S018000, C725S020000
Reexamination Certificate
active
08065700
ABSTRACT:
Methods and apparatus for identifying audio/video content using temporal characteristics of a signal are disclosed. The disclosed apparatus and methods receive a signature associated with audio/video content presented at a monitored site, wherein the signature is based on a plurality of time intervals associated with audio features of the audio/video content presented at the monitored site and identify the audio/video content presented at the monitored site based on the received signature.
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Hanley Flight & Zimmerman LLC
Lonsberry Hunter
The Nielsen Company (US), LLC
LandOfFree
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