Center for Digital Education & Converge: research in education technology for K-12 and higher education

What Digital System Was Patented on This Day in 1983?

on February 1, 2013

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.

You may use or reference this story with attribution and a link to

If you enjoyed this story, subscribe for updates.

View Sample


Add a Comment

Add a Comment


Resources and Solutions

Common Core Standards
The Common Core Standard, adopted by 45 states, is a benchmark for education that can only be reached through new teaching methods and leveraging technology to make learning more effective. Learn how video collaboration has proven to be an effective learning tool in this new culture of education.

Case Study: Community College Helps Put Mississippi Residents Back to Work with Video Distance Learning

Infographic: Video-enhanced learning is affordable, scalable, anytime, and anywhere.