Communication tools


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Communication tools

  1. 1. Communication Tools One of the most important things that people have to know is the history of communication tools.
  2. 2. Basic Applications <ul><li>Speaking </li></ul><ul><li>Writing </li></ul><ul><li>Body </li></ul>
  3. 3. Innovations through time <ul><li>Old New </li></ul><ul><li>Phone </li></ul><ul><li>Cell phone </li></ul><ul><li>The Internet </li></ul>
  4. 4. Development <ul><li>Model of Alexander Graham Telephone </li></ul><ul><li>At the right it is a duplicate of the instrument through which speech sounds were first transmitted electrically. </li></ul><ul><li>In the 1870s, two inventors Elisha Gray and Alexander Graham Bell both independently designed devices that could transmit speech electrically. </li></ul><ul><li>TelePhone </li></ul>
  5. 5. Development and Features <ul><li>Cell phone </li></ul><ul><li>A type of wireless communication that is most familiar to mobile phones users. It's called 'cellular' because the system uses many base stations to divide a service area into multiple 'cells'. Cellular calls are transferred from base station to another base station as a user travels from cell to cell. </li></ul>
  6. 6. The Internet: Development <ul><li>In 1957, the Soviet Union launched the first satellite, to create the ARPA agency to regain the technological lead in the arms race. </li></ul><ul><li>A few years later the UK National Physical Laboratory. A special computer called an Interface Message Processor was developed to apply the design. </li></ul><ul><li>In 1990, the ARPANET was retired and transferred to the NSFNET . The NSFNET was soon connected which linked Universities around North America, and Europe. Thanks in part to the NSF's the fueled by the popularity of the web, the use of the Internet exploded after 1990, causing the US Government to transfer management to independent organizations starting in 1995. </li></ul>
  7. 7. Advantages <ul><li>The phone </li></ul><ul><li>is used for calls </li></ul><ul><li>The cell phone </li></ul><ul><li>is used to make calls, to send messages, to record voice messages, to calculate, among other functions. </li></ul>
  8. 8. Benefits <ul><li>Mobile news services are expanding with many organizations providing &quot;on-demand&quot; news services by SMS. </li></ul><ul><li>The largest categories of mobile services are music, picture downloads, videogaming, adult entertainment, gambling, video/TV. </li></ul><ul><li>The evolution goes from left to right </li></ul>
  9. 9. Benefits <ul><li>The World Wide Web </li></ul><ul><li>E-mail </li></ul><ul><li>Remote access </li></ul><ul><li>File sharing </li></ul><ul><li>Streaming media </li></ul><ul><li>Voice telephony (VoIP) </li></ul>
  10. 10. Presenters <ul><li>Milenco Agurre </li></ul><ul><li>Cell Phone </li></ul><ul><li>096432710 </li></ul><ul><li>Address </li></ul><ul><li>Mario Pacheco </li></ul><ul><li>Cell Phone </li></ul><ul><li>094102300 </li></ul><ul><li>address </li></ul><ul><li>Garzota mz 54 villa 6 </li></ul>
  11. 11. Thanks for your attention
  12. 12. Background information <ul><li>Born into a Quaker family in Barnesville, Gray was brought up on a farm. He spent several years at Oberlin College where he experimented with electrical devices. </li></ul>Alexander Graham Bell (3 March 1847 - 2 August 1922) was a Scottish scientist, inventor and innovator. Born and raised in Edinburgh, Scotland, he emigrated to Canada in 1870, and then to the United States in 1871, becoming a U.S. citizen