Answer: An advanced electronic telecommunication system to deposit, store and deliver audio messages.
The voice messaging system was invented by Gordon H. Matthews, Thomas B. Tansil and Michael L. Fannin and patented on Feb. 1, 1983. The voice message system allows users to put a message in a data storage subsystem so that it can be delivered automatically to other phone numbers connected to it.
This system used digital signal processing and digital memory to allow private telephone branch exchanges or central offices to receive, store and forward audio messages.
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