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That first cell phone began a fundamental technology and communications market shift to making phone calls to a person instead of to a place. [6] [19] Bell Labs had introduced the idea of cellular communications in 1947, but their first systems were limited to car phones which required roughly 30 pounds (12 kg) of equipment in the trunk. [21]
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.
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. 1973: packet switched voice connections over ARPANET with Network Voice Protocol (NVP).
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 ...
1915: The first U.S. coast-to-coast long-distance telephone call, is ceremonially inaugurated by A.G. Bell in New York City and his former assistant Thomas Augustus Watson in San Francisco, California. 1927: The first transatlantic phone call is made, from the United States to the United Kingdom. [30]
Motorola was the first company to produce a handheld mobile phone. On 3 April 1973, Martin Cooper, a Motorola researcher and executive, made the first mobile telephone call from handheld subscriber equipment, placing a call to Dr. Joel S. Engel of Bell Labs, his rival.
1878: First phone directory printed in Connecticut. Telegraph manager George Coy of New Haven, Connecticut, developed an exchange—the system that allows people to call each other—within a year ...
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 too, including Israel in 1986 ...