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This radio tower was established in St. Louis. But this tower barely worked because of huge amounts of interference, and is also just one of many radio towers to come
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Car Phones
The first real car phones are made accross the United States. However, the units are big and bulky, and require a personal radio operator to switch the calls. A simular system appeared in Sweden a few years earlier. -
A new operating system is developed that operates on a single channel at 150 MHz. In essence, this removes the need for push-to-talk operators. Now customers can dial phone numbers directly from their cars.
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AT&T
AT&T is the first company to propose a modern-day mobile-phone system to the FCC. It involves dividing cities into “cells”. It is the first company to do so. -
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Dr. Martin Cooper invents the first personal handset while working for Motorola.His new invention is called the Motorola Dyna-Tac. His is credited with being the first person to make a call on a portable mobile-phone. -
FCCAT&T adapts its own cellular plan for the city of Chicago, but the FCC is still uneasy about putting the plan into action. They have concerns about its success.
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One of the most important years in cell phone evolution. The Cellular Technology Industry Association is created and helps to make the industry into an empire. One of its biggest contributions is when it helped create TDMA phone technology, the most evolved cell phone yet. It becomes available to the public in 1991.
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BellSouth announces that it is leaving the pay phone business because there is too much competition from cell phones.
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iPhone
The revolutionary iPhone is released and is a big hit. It is a new touch screen phone that mixes an internet provider, iPod and phone. -
Android
Android's fist touch screen phone is released soon after the iPhone but not getting as much popularity because it came after such a big hit. The company, Android, was purchased by Google in 2005. -
