Information broadcasting system

The instant invention provides a system and method of broadcasting audio and visual information to a plurality of audio reproduction devices and visual display devices utilizing a plurality of control computers linked thereto by a communications network. The invention employs a plurality of pre-reco...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	MARTIN HARDISON G, JOHNSON JOHN D, SIMPSON ANTHONY W, TENCH KENNETH A
Format:	Patent
Sprache:	eng
Schlagworte:	ADVERTISING BROADCAST COMMUNICATION CRYPTOGRAPHY DEAF-AID SETS DISPLAY DISPLAYING EDUCATION ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LABELS OR NAME-PLATES LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PHYSICS PUBLIC ADDRESS SYSTEMS SEALS SIGNS
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Beschreibung
Zusammenfassung:	The instant invention provides a system and method of broadcasting audio and visual information to a plurality of audio reproduction devices and visual display devices utilizing a plurality of control computers linked thereto by a communications network. The invention employs a plurality of pre-recorded digital audio files and corresponding visual representation thereof to allow a user to construct message sequences for broadcast with a minimum of system input. Furthermore, a user may specify a plurality of broadcast zones to broadcast audio and visual messages.