timeline tech

Communication Technology Timeline

By Wang Lok So

45,000bc First picture communication as a mammoth

3500bc People made pictographs on clay slabs

900bc Chinese made a postal service to send letters to other people

776bc Homing pigeons carry messages about the Olympics from Greece

105 Chinese make paper from old cloth rags

450 Chinese invented printing

900 Byzantine ships use flags to signal other ships

1450 Somebody invented a printing press by moving metal blocks

1609 Early newspapers published in Gemany

1792 Mechanical semaphore invented in France

1830 Ada Byron invents a early computer with numbers but is never made.

1837 Samuel Morse sends a message using short and long beeps called dots and

dashes

1866 First successful transmissions using wires

1876 Alexander Graham Bell invents the first telephone

1877 Thomas Edison invents the phoneograph

1884 Long distance phone calls are made

1901 Gugliermo Marconi makes long distance calls across the Atlantic ocean

1924 Pictures are transmitted over telephone lines

1928 The first televisions are made

1963 First communications satellites is launched

1970 Internet was invented to serve as the US military communications systems

1975 Small personal laptop that is pretty powerful.

1979

1982 First cell phones for sale

1990 Tim Berners-Lee invents the World Wide Web

1993 Marc Andreeson creates the first rowser program allowing people to

navigate the web