Receivers for detecting hidden signals in audio and/or video content; receivers for use in monitoring and reporting broadcast airplay information for television and radio commercials, network and syndicated programming, program promotional materials, and music used in commercials, programming, or as featured content

'airplay':19 'and/or':8 'audio':7 'broadcast':18 'commerci':25,37 'content':10,42 'detect':3 'featur':41 'hidden':4 'inform':20 'materi':32 'monitor':15 'music':34 'network':26 'program':29,30,38 'promot':31 'radio':24 'receiv':1,11 'report':17 'signal':5 'syndic':28 'televis':22 'use':13,35 'video':9

EAR

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