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Hindu-Malayan empires write legal documents on copper plate scrolls, and write other documents on more perishable media.
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Paper is introduced to the Muslim world after the Battle of Talas.
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The Chinese develop wooden block movable type printing.
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Johannes Gutenberg finishes a printing press with metal movable type.
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Ships on Ferdinand Magellan's voyage signal to each other by firing cannon and raising flags.
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Claude Chappe establishes the first long- distance semaphore telegraph line.
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Joseph Henry proposes and builds an electric telegraph.
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Samuel Morse develops the Morse code.
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Samuel Morse builds the first long distance electric telegraph line.
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Charles Fenerty produces paper from a wood pulp, eliminating rag paper which was in limited supply.
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Associated Press organizes Nova Scotia pony express to carry latest European news for New York newspapers.
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Alexander Graham Bell and Thomas A. Watson exhibit an electric telephone in Boston.
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Thomas Edison patents the phonograph.
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Almon Strowger patents the direct dial telephone.
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Guglielmo Marconi transmits radio signals from Cornwall to Newfoundland.
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John Logie Baird transmits the first television signal.
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Hedy Lamarr and George Antheil invent frequency hopping spread spectrum communication technique.
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Douglas H. Ring and W. Rae Young of Bell Labs proposed a cell- based approach which leads to "cellular phones".
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Douglas H. Ring and W. Rae Young of Bell Labs proposed a cell- based approach which leads to "cellular phones".
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Claude Elwood Shannon, the "father of information theory", mathematically proves the Nyquist–Shannon sampling theorem.
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Chester Carlson presents the first photocopier suitable for office use.
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First geosynchronous communications satellite is launched, 17 years after Arthur C. Clarke's article.
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Charles Kao realizes that silica- based optical waveguides offer a practical way to transmit light via total internal reflection.
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The first hosts of ARPANET, Internet's ancestor, are connected.
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Erna Schneider Hoover invented a computerized switching system for telephone traffic.
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Donald Knuth begins work on TeX.
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Tim Berners- Lee and Robert Cailliau built the prototype system which became the World Wide Web at CERN.
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Anders Olsson transmits solitary waves through an optical fibre with a data rate of 32 billion bits per second.
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Neil Papworth sends the first SMS (or text message).
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Roman Emperor Tiberius rules the empire from island of Capri by signalling messages with metal mirrors to reflect the sun.
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Tsai Lun invents paper.