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Reporters and onlookers watched as Cooper dialed the number of his chief competitor Dr. Joel S. Engel at AT&T. [21] "Joel, this is Marty. I'm calling you from a cell phone, a real handheld portable cell phone." [22] That public demonstration landed the DynaTAC on the July 1973 cover of Popular Science Magazine. [15]
In the 1970s engineer Marty Cooper, an executive at Motorola, fought against archrival AT&T by leading a team that designed the cordless device that made possible the explosion in cellphones. Now ...
Martin Cooper, a former general manager for the systems division at Motorola, led a team that produced the DynaTAC 8000X, the first commercially available cellular phone small enough to be easily carried, and made the first phone call from it. Martin Cooper was the first person to make an analog cellular mobile phone call on a prototype in 1973.
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 ]
Our modern mobile era can trace its roots to 1973 and an engineer and inventor named Martin Cooper, who developed the first hand-held cellular phone. Mobile phones had been around since the 1940s ...
On 3 April 1973, Motorola manager Martin Cooper placed a cellular-phone call (in front of reporters) to Dr. Joel S. Engel, head of research at AT&T's Bell Labs. This began the era of the handheld cellular-mobile phone.
1971: AT&T submitted a proposal for cellular phone service to the U.S. Federal Communications Commission (FCC). 3 April 1973: Motorola employee Martin Cooper placed the first hand-held cell phone call to Joel Engel, head of research at AT&T's Bell Labs, while talking on the first Motorola DynaTAC prototype.
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.