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Computer Charles Babbage
Programmable digital electronic machine that executes a series of commands to process the input data, conveniently obtaining information that is later sent to the output units. -
Telegraph Joseph Henry
The telegraph is an apparatus or device that uses electrical signals for the transmission of coded text messages, such as Morse code, through wire lines or radio communications. -
Telephone Antonio Santi Giuseppe Meucci
The telephone is a telecommunication device created to transmit acoustic signals at a distance by means of electrical signals. -
Radio Guillermo Marconi
Signaling and communication technology using radio waves. Radio waves are electromagnetic waves with a frequency between 30 hertz and 300 gigahertz. -
Television John Logie Baird
Is a system for the transmission and reception of images and sounds at a distance that simulate movements, which uses a diffusion mechanism. -
Tablet Alan Kay
Portable electronic device larger than a smartphone or a PDA, it is a single piece that integrates a touch screen that emits light. -
Mobile phone Martin Cooper
Portable device that can make or receive calls through a radio frequency carrier, while the user is moving within a telephone service area.