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Cell Phone

  • Word Count: 970
  • Approx Pages: 4

The Development of Cellular Telephones

Have you ever stopped to think what it would was like before we had cell phones? You couldn’t just call from your car if you were running late for work, in a wreck, or trying to find directions. Technology is increasing day by day, and going to do nothing but get bigger. With every new bit of technology we get, there are always good and bad to come. Finding these problems is what makes technology interesting.
Since a cellular telephone is really a two way radio, you can start tracking cell phone history back to 1876 with the invention of the telephone by Alexander Graham Bell(********). In addition, to the telephone there had to be another part this is where the radio invented by Guglielmo Marconi came in 1895(********). A cell phone uses up two frequencies, one for sending your voice out and one which allows one to come in. This is why cell phones are considered two way radios, or full-duplex devices(******) this way more than one person can communicate at a time, instead of a half-duplex for instance a walkie-talkie which only allows one person to talk at a time(******). It was not until 1984 that cell phones were first mass marketed to the public (*notes*). This was a boom in technology as it still continues to rise. Any time any where you could call who ever, where ever you wished. Many service providers used wireless plans. This allowed you to have certain minutes, and ranges which you could travel with your phone before “roaming”. The more you paid the better your plan you could receive. Any time you went over your minutes or out of your area of range they stuck it to you, and it appeared on your bill. As technology grows spontaneously new and improved ideas come out. At the beginning cell phones where very bulky and not many people had them, mostly just the people who had money to blow. Now days you can get a phone that can fit into the palm of your hand, and every one has them. B...

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Cell Phone. (1969, December 31). In Retrieved 19:20, November 25, 2015, from