CELLULAR PHONES Each day something like 30‚000 people in the United States sign up for and start using a cellular phone. With a cell phone you can talk to anyone on the planet from just about anywhere (80% of the U.S. has coverage). A cell phone is really an extremely sophisticated radio. A cell phone is a duplex device which uses one frequency for talking and a second‚ separate frequency‚ for listening. A cell phone can communicate on 1‚664 channels and operate within cells. They can switch cells
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Effects of Cellular Phones and Teenagers Daniella D. Baca October 27‚ 2010 J.T. Humber Effect of Cellular Phones and Teenagers Technological advances have increased dramatically in the past 40 years. Martin Cooper invented the first cellular phone in 1973‚ which was called the Dyna Tec‚ while working for the famous company Motorola (“Want to Know It”).The first cellular phone did not sell well because it was as large as a brick (“Want to Know It”). So now knowing how technology has advanced
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Cell phone dependence ‘just as real as substance addiction’ Cell phone and instant messaging addictions are similar to compulsive buying or substance addiction and are driven by materialism and impulsiveness‚ says a Baylor University study in the Journal of Behavioral Addictions. The data emerged from a self-report survey of 191 college undergraduates to measure materialism‚ impulsiveness‚ and mobile phone and instant messaging addiction (MPA and IMA). In the study‚ impulsivity was shown to increase
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Are cell phone is dangerous There are billions of people all over the world use cell phones.They use them for many different purposes‚ some use them for calling‚or sending messages‚ others use may use them for logging into the net and chatting with friends.From my point of view‚ cell phones are very dangerous as they waste time and money‚ sometimes they lead to some sort of addiction‚ and they are dangerous to the hauman body. First of all‚ cell phones waste a lot of time and money.There are
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The Use of Cell phone Mobile phone use has become a very common phenomenon‚ and people mostly depend on cell phones for communication. The cell phone is probably the most accepted and widely used communication devices in nowadays. A mobile phone is a phone that can make and receive telephone calls over a radio link while moving around a wide geographic territory (Wikipedia). Cell phone has influenced people’s lives in many different ways: Provides communicate with friends‚ family‚ and coworkers
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Brainstorm: New Cell Pone Idea Think-tank: We recognize that people want longer lasting cell phones. Calculators run on solar power‚ why can’t we use this technology to help our cell phones perform Generate new ideas: Solar Power/battery power cell phone Think of Ways that your product will be Unique: It can be charged without an outlet if it is in reach of the sun’s rays. It would be the first of its kind. There will also be a battery just in case there is no sunlight. But the battery can
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Misuse of Cell Phones Apart from the plenteous advantages of cell phones‚ it has become a nerve-wracking part of everyone’s life. In 21st century‚ we ought to get rid of its unnecessary‚ undue uses. “It’s easier for a rich man to ride that camel through the eye of a needle directly into the Kingdom of Heaven‚ than for some of us to give up our cell phone.” Cell phone has reduced the distances‚ but wasting money and time on its needless use cannot be justified. Is it not imprudent? Elimination
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Cell Phone Privacy: They’re Watching You Our cellphones today are just devices for spying on people across the country. The government looks in on phone records‚ text records‚ social media‚ and mostly everything on our cellular device. The things the government can do with cell phones are crazy as they can track our every move. Since the beginning of cellphones‚ the government has been tracking them and invading everyone’s privacy. First‚ privacy is a huge issue on its own. “’Privacy is rarely
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The first mobile phones‚ referred to as Frist Generation or 1G‚ were introduced to the public in 1983 by Motorola. The technology used at that time was analog‚ which is much less reliable than the digital technology we use today. The first mobile phones were big‚ had a great deal of static and noise interference and very expensive‚ many of them costing hundreds of dollars. They were more of a status symbol during the decade rather than a means of convenience. During the 1990s‚ Second Generation or
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protection to be practiced → cell phone radiation During normal use‚ over half of the radiation transmitted by your mobile phone is absorbed by your head or body. Around 80% of the phone’s microwave emissions are absorbed by the head. Only shielding or distance to the phone can reduce their severe impact. The United Nations World Health Organization has classified mobile phone radiation as possibly cancer causing and advise that it is important for mobile phone users to minimize exposure by utilizing
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