Cellular Technology
The cellular phone is the latest in a long line of mobile, portable, and wireless technologies extending back to the 1930s. Military forces were among the first to use mobile radio...
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Cell Phones
Among all consumer electronic devices ever invented, cellular telephones (cell phones for short) have been the most popular in terms of the number of devices sold as a function of time. To...
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The Development of Cellular Phones
Overview
The development, marketing, and resulting universal use of cellular telephones, all in less than 20 years, makes the cell phone one of the world's mo...
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Cellular Telephone
Until 1984, mobile telephone service was severely limited. Each city had a single antenna to transmit signals to and from a car phone's antenna. The Federal Communications Commissio...
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Mobile Telephone
Working on the 800-MHZ bandwith, Specialized Mobile Radio (known as SMR) began as a voice-only wireless communications service for private operations that required drivers and dispatc...
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A cellular telephone is a portable telephone (i.e. it doesnt need to be plugged in) that is like a complex radio. It has a great history it began with both the inventions of the telephone in 1876 by A...
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Electromagnetic waves
Why don't cell phones work in subways or subway tunnels?
Ever wonder why that when you walk into a subway tunnel your connection just shuts off. Well read this passage to fin...
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Electromagnetic waves
Why don't cell phones work in subways or subway tunnels?
Ever wonder why that when you walk into a subway tunnel your connection just shuts off. Well read this passage to fin...
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There are many crucial issues facing students at Thornwood. One of these
issues concerns the cell phone policy for students. Students should be able
to carry cell phones during school. With students...
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Mobile Mania
A boy ringing his parents on a mobile phone, a motorcycle roaring past, a lorry crawling up a steep hill. All of these examples contain traces of mobiles - not in the literal sense, but...
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Cell phones are very necessary in today's world being that almost everybody has one and they are used to save numerous lives. The best cell phone plan on the market, price wise would probably be Met...
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In today's society a social phenomenon that swiftly takes our society by storm is something "cool." How I see today's "in" thing, the rave for having a cell phone is the ultimate "cool" demand. It is ...
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Technology is a word that is often associated with progression and it seems taken for granted that moving forward and the technological age is a positive thing. However, what people tend to over loo...
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Cell phones do encourage bullying because they are a more subtle way of insulting people, as emotions can not be seen through texting. It is more difficult to identify who the bullying is coming from ...
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Dear Editor,
I was appalled when Mr. Black of Metro High announced that mobile phones are to be banned from schools. Mr. Blacks' decision is unfair, unjust, and unreasonable. Why should we ban mobil...
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Cell phones are just about a necessity in today's busy world. Cell phones are becoming a need rather than a luxury item as it was before. It has become an integral part of our society; it is a part ...
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Argumentive speech
There are many people nowadays, who believe it to be a necessity of life to own a cellular phone. I don't blame business people, or people who travel a lot, but come to think of it...
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Cellular Technology
The Development of Cellular Phones
Cellular Telephone
