Timeline Of Communication Technology

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3500s BC - The Sumeria ns develop Cuneiform writing and the Egypt ians develop Hieroglyph ic writing

1500s BC - The Phoenicia ns develop an Alphabet

26 - 37 - Roman Emperor Tiberius rules the empire from island of Capri by signalling messages with metal mirrors to reflect the sun

105 - Tsai Lun invents Paper

600s - Hindu-Malayan Empires write legal documents on Copper Plate Scroll s, and write other documents on more perishable media

1450 - The Chinese develop wooden block Movable Type printing

1454 - Johannes Gutenberg finishes a Printing Press with metal movable type

1520 - Ships on Ferdinand Magellan 's voyage signal to each other by firing cannon and raising flags.

1793 - Claude Chappe establishes the first long-distance Semaphore telegraph line

1831 - Joseph Henry proposes and builds an electric Telegraph

1835 - Samuel Morse develops the Morse Code

1843 - Samuel Morse builds the first long distance electric telegraph line

1849 - Associated Press organizes Nova Scotia pony express to carry latest European news for New York newspapers

1876 - Alexander Graham Bell and Thomas Watson exhibit an electric Telephone in Boston

1877 - Thomas Edison patents the Phonograph

1889 - Almon Strowger patents the direct dial telephone

1901 - Guglielmo Marconi transmits Radio signals from Cornwall to Newfoundland

1925 - John Logie Baird transmits the first Television signal

1942 - Hedy Lamarr and George Antheil invent Frequency Hopping Spread Spectrum communication technique

1958 - Chester Carlson presents the first Photocopier suitable for office use

1963 - First geosynchronous Communications Satellite is launched, 17 years after Arthur C. Clarke 's article

1966 - Charles Kao realizes that silica-based Optical Waveguide s offer a practical way to transmit light via Total Internal Reflection

1969 - The first hosts of ARPANET , Internet 's ancestor, are connected.

1971 - Erna Schneider Hoover invented a computerized switching system for telephone traffic.

1977 - Donald Knuth begins work on TeX

1989 - Tim Berners-Lee and Robert Cailliau built the prototype system which became the World Wide Web at CERN

1991 - Anders Olsson transmits solitary waves through an optical fiber with a data rate of 32 billion bits per second