Wednesday, 4 July 2012

Dr. Martin cooper an inventer of mobile phone


 
Martin Cooper

Cooper in 2007
BornMartin Lawrence Cooper
December 26, 1928 (age 83)
Chicago, Illinois, USA
ResidenceChicago, Illinois, USA
NationalityAmerican
EducationIllinois Institute of Technology(B.S.E.E.; M.S.E.E.; Ph.D.)
OccupationInventor
Entrepreneur
EmployerMotorola
CEO & founder of ArrayComm
Chairman & co-founder of Dyna LLC
Known forInventing the handheld cellular
Mobile phone
TitleEngineer
SpouseArlene Harris
Martin Cooper (born December 26, 1928 in Chicago, Illinois, USA) is an American former Motorola vice president and division manager who in the 1970s led the team that developed the handheld mobile phone (as distinct from the car phone). Cooper was also the CEO and founder ofArrayComm, a company that works on smart antenna technology and wireless networks, and was the corporate director of Research and Development for Motorola. Cooper has co-founded numerous successful communications companies with his wife and business partner Arlene Harris; also known as the "First Lady of Wireless."


Career of   Dr. Martin cooper....
After World War II, Cooper, son of Ukrainian immigrants, left the Navy and began working at Teletype Corporation, a subsidiary of Western Electric. In 1950, he received a bachelor's 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 night school classes at the university.
In 1960, John F. Mitchell, who also received a bachelor's degree in electrical engineering (1950) from IIT, became chief engineer of Motorola's mobile communications projects. Cooper reported to Mitchell. In the 1960s, Cooper was instrumental in turning pagers from a technology used in single buildings to one that stretched across cities. Cooper helped fix a flaw in the quartz crystals Motorola made for its radios. This encouraged the company to mass-produce the first crystals for use in wrist watches. Cooper worked on developing portable products, including the first portable handheld police radios, made for the Chicago police department in 1967.
In the early 1970s, Mitchell put Cooper in charge of its car phone division where he led Motorola's cellular research. Cooper envisioned mobile phones that would be used not only in a car, but also small and light enough to be portable. Thanks to years of research and development in portable products directed by Cooper and new technologies from all over the company, when the pressure was on, it took only 90 days in 1973 to create the first portable cellular 800 MHz phone prototype.

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