First cellular phones

March 13, 2010

The first cellular phones to be created were very large and bulky. This made them difficult to carry around. The first cell phone came to the market in 1984 from Motorola and weighed 2 pounds. It was a DynaTac 8000X which was selling for $3, 995. A few years later, in 1991, the Motorola MicroTac Lite was created which cost $1,000


March 13, 2010

Cell phones may be new devices, but they originated in the 1920’s. Radios were used since 1921. Features were put into these radios in the 1940’s, and they were used by police. The concept of the cellular phone was developed in 1947 which originated from the mobile car phone. The concept of the cellular phone was produced by Bell Laboratories.

The first actual cell phone was made in 1973 by Martin Cooper of Motorola and other assisting inventors who used the idea of the car phone and app...

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How cell Processing

March 13, 2010



Cell phones originated from the radio, and evolved into the telephone. Each city is divided up into cells that allow frequencies to be transferred. Each cell has a hexagonal shape with a tower in the center (base station), and a building that contains radio equipment.
Every carrier within a city uses the same central office, the Mobile Telephone Switching Office (MTSO). A cell phone carrier is usually allowed about 832 radio frequencies to use per city. With the analog system, one cell...

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