You are here:

FREE Newsletter

Erna Schneider Hoover
Erna Schneider Hoover invented a computerized telephone switching system.
More on 
Erna Schneider Hoover
Erna Schneider Hoover
Erna Schneider Hoover invented the computerized telephone switching system.
Related Innovations
Women Inventors
By Mary Bellis

Erna Schneider Hoover earned a B.A. with honors in medieval history from Wellesley College, and later a Ph.D. in the philosophy and foundations of mathematics from Yale University. In 1954, Erna Schneider Hoover started work as a researcher at Bell Laboratories in New Jersey, where she created a computerized telephone switching system. The switching system used a computer to monitor incoming calls and then automatically adjusted the call's acceptance rate. This helped eliminate overloading problems. The principles of Erna Schneider Hoover's design are still used today, she was awarded one of the first software patents ever issued (Patent #3,623,007, Nov. 23, 1971). Bell Labs made her their first female supervisor of a technical department.

Continue with >>> The History of the Telephone

Subscribe to the Newsletter

From Mary Bellis,
Your Guide to Inventors.
FREE Newsletter. Sign Up Now!

Important disclaimer information about this About site.

Newsletters & RSSEmail to a friendAdd to
All Topics | Email Article | |
Our Story | Be a Guide | Advertising Info | News & Events | Work at About | Site Map | Reprints | Help
User Agreement | Ethics Policy | Patent Info. | Privacy Policy | Kids' Privacy Policy

©2006 About, Inc., A part of The New York Times Company. All rights reserved.
Mental Health

Depression Self-Test Vitamins for Depression? Bipolar Red Flags Coping With Disasters Celebrities With Bipolar

What's Hot

Gyroscopes - Elmer Sperry and Charles Stark Draper Gyroscope...Angel AlcalaThe History of the BikiniRusi Taleyarkhan Jack Johnson