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Samuel Morse/Telegraph
a system for transmitting messages from a distance along a wire, especially one creating signals by making and breaking an electrical connection. -
Alexander Graham/Telephone
The telephone is a telecommunication device designed to transmit acoustic signals at a distance by means of electrical signals. -
John Logie Baird/Television
System of transmission of images and sounds at a distance by means of hertzian waves. -
Nikola Tesla/Radio
Communication that is based on the sending of audio signals through radio waves -
Kondrad Zuse/ Computer
A computer is an electronic device that manipulates information, or data. It has the ability to store, retrieve, and process data -
Alan Kay/ Tablet
It is a laptop larger than a smartphone, integrated in a touch screen with which you interact primarily with your fingers without the need for a physical keyboard or mouse -
Martin Cooper
It is a portable telephone that can make or receive calls through a radio frequency carrier, while the user is moving within a telephone service area.
