Cell Phones Essay - 1621 Words

Cell Phones Cell Phones have changed the way the world operates and people are constantly improving on this revolutionary tool due to it’s large demand and ease of use; While at the same time doing so can cause new hazards for individuals. The walkie-talkie, developed in the late 1930s, was one of the first practical applications of mobile communications. Along with the first mobile telephone, invented in 1941, the walkie-talkie used radio waves to communicate. This was the first wireless communication device, but it was limited to the ability to only able to communicate with other walkie-talkies in the city only by radio waves. But soon people will have created signals for a new era of phones. Cellular telephone technology is also†¦show more content†¦This made the sound cleaner than analog, which tended to pick up interference such as radio frequency noise. As technology evolves, scientists and entrepreneur create designs to distinguish the old from the new. In the world of mob ile phones, the earliest cellular systems and phones were called 1G, meaning â€Å"first generation.† The next generation wasn’t too much of an improvement in the long run, but it was a new tool back when 1G was the new thing, now a new thing now today it’s called second generation, or 2G, to distinguish them from the earlier analog (1G) phones. While 2G phones were able to receive both digital and analog signals, earlier 1G phones were restricted to the analog networks. The increasing demands placed on mobile telephones to handle even more data than 3G could lead to the development of 4G technology. In 2008 the ITU set forward a list of requirements for what it called IMT-Advanced, or 4G. These requirements included data rates of 1 gigabit per second for a stationary user and 100 megabits per second for a moving user. This is where our generation are today while major corporation are working on the new generation, fifth generation, at least that is what the pub lic assumes what it will be called. Its rumored to be able to include data rates of 1 gigabit per second while moving and 10 Gigabits when stationary. By the beginning of the twenty-first century, the cellular phone had become moreShow MoreRelatedEssay On Cell Phones714 Words   |  3 PagesI have heard of the rule that there are no cell phones permissible during school hours. I know that is a significant rule, but we should have exceptions sometimes. There may be an emergency, and we cant get to the school phones. So instead of using the school phones, we can use our cell phones. A lot of people use their cell phones at work so why shouldnt we be able to use them at school? Im not saying we should be able to use them while were working on school work, but during free time and ifRead MoreCell Phones Essay1239 Words   |  5 Pagesthink what it would be like before we had cell phones? You couldnt 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 g ood and bad to come. Finding these problems is what makes technology interesting.   Cell phone has changed peoples life style.  The  history of cell phone has been developed from time to time sinceRead MoreAn essay on cell phone addiction.1227 Words   |  5 PagesCell Phones: Addicting or Not? Are we addicted to our cell phones? This is a common question that has arisen in the past several years as our phone technology and capabilities continue to increase. 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People are using them so often that they are becoming dependent on their phones that they have even become addicted to them. Those who are addicted to their cell phones struggle to stay away from them for a certain p eriod of time and become so indulged in all of the