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Morris Lee: Methods and apparatus for identifying audio/video content using temporal signal characteristics. The Nielsen Company, Hanley Flight & Zimmerman, January 19, 2010: US07650616 (75 worldwide citation)

Methods and apparatus for identifying audio/video content using temporal characteristics of a signal are disclosed. The disclosed apparatus and methods detect a plurality of signal features of a media signal derived from audio/video content and calculate time intervals between a plurality of those s ...


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Morris Lee: Methods and apparatus for identifying audio/video content using temporal signal characteristics. The Nielsen Company, Hanley Flight & Zimmerman, November 22, 2011: US08065700 (21 worldwide citation)

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 interva ...


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Morris Lee: Methods and apparatus for identifying audio/video content using temporal signal characteristics. Hanley Flight & Zimmerman, August 31, 2006: US20060195861-A1

Methods and apparatus for identifying audio/video content using temporal characteristics of a signal are disclosed. The disclosed apparatus and methods detect a plurality of signal features of a media signal derived from audio/video content and calculate time intervals between a plurality of those s ...


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Morris Lee: Methods and apparatus for identifying audio/video content using temporal signal characteristics. Hanley Flight & Zimmerman, April 15, 2010: US20100095320-A1

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 interva ...


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