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Computer-Charles Babbage
It is a machine capable of storing information and processing it automatically through mathematical and logical operations controlled by computer programs. -
Telegraph-Joseph Henry
The telegraph is a device or device that uses electrical signals to transmit coded text messages, such as Morse code, over wire lines or radio communications. -
Telephone-Antonio Meucci
Is a telecommunication device created to transmit acoustic signals at a distance by means of electrical signals. -
Guglielmo Marconi-Radio
It is a communication medium that allows you to speak with someone from a long distance. -
Television-John Logie Baird
John Logie Baird invented television after several attempts to copy the electromagnetic wave system of radio. With a great financial effort and without receiving help from investors, Baird managed to revolutionize telecommunications with this incredible device. This is how on January 26, 1926, the first images were transmitted on a television screen. -
Tablet-Alan Kay
It is a portable electronic device that is larger than a smartphone or a PDA, it is a single piece that integrates a touch screen (simple or multi-touch) that emits light and with which it interacts primarily with the fingers or a stylus, no need for a physical keyboard or mouse. The latter are replaced by a virtual keyboard and, in certain models, by a trackball integrated into one of the edges of the screen. -
Mobile Phone-Martin Cooper
It's a means of communication that allows you to make remote calls, now you can do almost everything with a mobile.