Apparatus for distinguishing between various fm broadcast...
Apparatus for transmitting program information,...
Apparatus, systems and methods for broadcast advertising...
Asset management system and asset management method
Asymmetrical sideband am stereo transmission
Audience analysis method and system
Audience measurement system
Audience measurement system for digital television
Audience measurement system, audience measurement method and...
Audience monitoring system
Audio blend method, transmitter and receiver for am and fm...
Audio broadcasting signal disruption sensor and backup...
Audio signature extraction and correlation
Audio/video router
Audiovisual distribution system
Automatic digital music library builder
Automatic disconnect circuit for subscriber carrier...
Bias compensating remote audience survey system and method
Broadcast apparatus for closed space
Broadcast channel identification