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| Inventor of Mobile Phones |
Martin Cooper (born December 26, 1928 in Chicago, Illinois, USA) is a former American vice president of Motorola and director of the section in the 1970's led theteam that developed a handheld mobile phone (as distinct from the car phone). Cooperis the CEO and founder of ArrayComm, a company operating in the investigation ofsmart antenna technology and improving wireless networks, and corporate director ofResearch and Development for Motorola.
After World War II, Cooper, son of Ukrainian immigrants, he left the Navy and began working at Teletype, a subsidiary of Western Electric. In 1950, he received his degree in Electrical Engineering from Illinois Institute of Technology (IIT). In 1954, he was hired by Motorola, and attended classes and studied at night. He went on to earn a master's degree in electrical engineering from IIT in 1957, and taught evening classes at the university.In 1960, John F. Mitchell, who also received a degree in electrical engineering (1950) from IIT, became chief engineer of the mobile communications projects of Motorola.Cooper noted Mitchell. In the 1960's, the Cooper role in turning pagers from a technology used in buildings and only one which spread across cities. Cooper helped fix a flaw in quartz crystals Motorola made radios. This encouraged the company to mass-produce the first crystals used in watches. Cooper worked on developing portable products, including the first portable radio to the Police in the Chicago police department in 1967.In early 1970, Mitchell Cooper put in charge of part of car phone, where he was chief cell research Motorola. Cooper envisioned mobile phones to be used not only in a car, but also small and light enough to be portable. Thanks to years of research and development in mobile products directed by Cooper and new technologies across the company, when the pressure was on, it took only 90 days in 1973 to create the first portable cellular phone original 800 MHz.
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Source - Wikipedia

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