Source detection apparatus and method for audience measurement

Details Source detection apparatus and method for audience measurement Source detection apparatus and method for audience measurement

H - Electricity

04

H

H04H 60/31 (2008.01) H04H 60/35 (2008.01) H04H 60/41 (2008.01)

Patent

CA 2275409

A system identifies which of first and second signal sources is supplying a program signal to a monitored receiver. The first and second signal sources and the monitored receiver are located in a household. The system extracts a reference program signature representative of an output of the monitored receiver and first and second source program signatures representative of an output of the first and second signal sources. The system identifies which of the first and second signal sources is a source of the program signal in response to the reference program signature and the first and second source program signatures.

Un système identifie laquelle de deux sources de signal adresse un signal de programme à un récepteur sous surveillance. La première et la seconde source de signal ainsi que le récepteur sous surveillance se trouvent dans une maison. Le système extrait une signature de programme de référence représentative d'une sortie du récepteur sous surveillance ainsi qu'une première et une seconde signature de programme de source représentatives d'une sortie de la première et de la seconde source de signal. Le système identifie laquelle des deux sources de signal est une source de signal de programme en fonction de la signature de programme de référence et des deux signatures de programme de source.

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