Cell Phones

Topics: Mobile phone, Cellular network, Motorola Pages: 4 (1182 words) Published: January 7, 2013
Cell Phones

Cell phones have brought a whole new meaning to the word multitasking. You can use the phone while waiting on the bus talking to your friend, cooking dinner, shopping, or even driving in a car all though you should not use your phone in your car. Reality is that these cell phones have made the world a better place and keeps improving it. Although some argue that cell phones have a negative effect on our society, cell phones actually provide humans with everything they need.

Cell phones were introduced in the 1940’s these were based on radio technology. They introduced in service cars like taxi cabs and police cars. It was a two way radio technology. In the first generation Motorola was the first company to introduce the first portable cell phone. Motorola has been developing the communication technology of cellular phones. In the 1980’s a lot of cell phones were not designed to be handheld. Cell phones became popular and received demand from the public during the 1983 to 1989 period. The earliest models of the 1st generation cell phones were shaped like tote bags. These were hooked up to the battery of the car through the DC (direct current) outlet.

In the 1990s the second generation was introduced. They had faster network which worked on radio signals replaced the analog network frequencies advancements in batteries, computer chips, etc. This decreased the chances of calls being dropped thus improvising on call quality. In the third generation you can message other user via sms (short messaging service) send emails, access internet, stream live videos, radio, and Wi-Fi. The final generation in this present day is the 4th generation which is ten times faster than 3G network. 4G is all about the speed and performance. You can get one of the newest smart phones HTC Evo, Samsung epic, HTC Evo shift, t-mobile g-2, T-mobile myTouch, Samsung galaxy S, HTC inspire, Samsung infuse, T-mobile sidekick, Motorola Atrix and more.

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