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In 1449, Johannes Gutenberg had already printed the first book
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It was developed by Alfred Vail while collaborating in 1830 with Samuel Morse in the invention of the electric telegraph. Vail created a method whereby each letter or number was transmitted individually with a code consisting of dashes and dots,
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Bell was not only the first to patent the United States Congress passed resolution 269 which recognized that the inventor of the phone had been Antonio Meucci and not Alexander Graham
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Television is a system for the transmission and reception of images and sound that simulate movement, remotely using a mechanism of diffusion.
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Broadcasting is a term that designates the broadcasting service of radio and television signals for widespread or widespread public use
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A mobile or cellular phone is a portable telephone that can make and receive calls through a radio frequency carrier while the user is moving within a telephone service area. The radio frequency link establishes a connection with the switching systems of a mobile telephone operator, which provides access to the public switched
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The first generation of computers covers from 1951 to 1958, although these dates are actually commercial machines since the first computer is considered the Zuse Z1 of 1938. This generation includes the first electro-mechanical machines whose main component was the relay, which were quickly replaced by vacuum tubes.
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In 1965 the MAIL service was developed, which facilitated the sending of messages among the users of this machine.
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Apple popularized them with the famous iPad, but who invented the tablet? It was the American engineer Alan Kay first to propose something very similar to a tablet in the year 1968.
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The first interconnected network was born on November 21, 1969, when the first link between the UCLA and Stanford Universities was created by means of the Switched Telephone Line.
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Macintosh1 abbreviated as Mac, is the line of personal computers designed, developed and marketed by Apple Inc. In its beginnings was an economic and domestic alternative to the Lisa, an advanced enterprise microcomputer, whose line of development was absorbed by the line Macintosh. The Mac ended up becoming the standard line of development of the computers of Apple, when the evolutionary line of Apple II disappears.
The 128K Macintosh, was released on January 24, 1984. -
Google was criate on September 4, 1998, Menlo Park, California, United States
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In 1999, 3Com, Airones, Intersil, Lucent Technologies, Nokia and Symbol Technologies joined together to create the Wireless Ethernet Compatibility Alliance, or WECA, now called the Wi-Fi Alliance.
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The first smarphone was a nokia and in Spain came on 2009
