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3G technology: Yesterday, today, and tomorrow

Cellular technology has been evolving since its invention. With the first cellular telephone networks, developed by Bell Labs and AT&T, cellular technology began to make leaps forward in ease of use, voice quality, and data communication. The miracle of technology we know today as the cellular phone was made possible by a steady stream of innovation that continues on into the future.

The history of cellular technology starts at Bell Labs in the 1960's and 70's where they began to iron out the details on what a commercial cellular network would be. A cellular network is a network of base stations, or antennas, that form large pockets (cells) of radio signal coverage that overlap. With a technology called "handover," if you made a call using one base station, and you then moved out of that base station's range and into another base station's area, your call could be "handed over" to the base station that was closer to your location. These base stations allowed you to make calls to other cellular phones or to wired landline phones.



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