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A DynaTAC 8000X; the first commercially available mobile phone from 1983. Electrical engineer Martin Cooper of Motorola made the first publicized handheld mobile phone call on a prototype DynaTAC model on April 3, 1973. This is a reenactment in 2007. The DynaTAC is a series of cellular telephones manufactured by Motorola from 1983 to 1994.
Martin Cooper (inventor) Martin Cooper (born December 26, 1928) is an American engineer. He is a pioneer in the wireless communications industry, especially in radio spectrum management, with eleven patents in the field. [2][3] On April 3, 1973, he placed the first public call from a handheld portable cell phone while working at Motorola, from ...
Martin Cooper photographed in 2007 with his 1972 handheld mobile phone prototype. Prior to 1973, mobile telephony was limited to phones installed in cars and other vehicles. [22] The first portable cellular phone commercially available for use on a cellular network was developed by E.F. Johnson and Millicom, Inc. [29]
Dr. Martin Cooper of Motorola made the first private handheld mobile phone call on a larger prototype model in 1973. This is a reenactment in 2007. In September 1983, the U.S. Federal Communications Commission (FCC) approved the DynaTAC 8000X telephone, the world's first commercial cellular device. By 1998, cellphones accounted for two thirds ...
A mobile phone or cell phone[a] is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area, as opposed to a fixed-location phone (landline phone). The radio frequency link establishes a connection to the switching systems of a mobile phone operator, which provides ...
John Francis Mitchell (January 1, 1928 – June 9, 2009) was an American electronics engineer and president and chief operating officer of Motorola. [3] [4] Mitchell led the pioneering development and implementation of Motorola's mobile phone technology producing the first portable transistorized pager and cell phone.
Motorola DynaTAC 8000X TACS mobile phone. Advanced Mobile Phone System (AMPS) was an analog mobile phone system standard originally developed by Bell Labs and later modified in a cooperative effort between Bell Labs and Motorola. It was officially introduced in the Americas on October 13, 1983, [1][2][3] and was deployed in many other countries ...
As it expanded, the company was first renamed Connecticut Telephone, and then Southern New England Telephone in 1882. [21] The site of the first telephone exchange was granted a designation as a National Historic Landmark on 23 April 1965. However it was withdrawn in 1973 in order to demolish the building and construct a parking garage. [21