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Martin Cooper, byname Marty Cooper, (born December 26, 1928, Chicago, Illinois, U.S.), American engineer who led the team that in 1972–73 built the first mobile cell phone and made the first cell phone call. He is widely regarded as the father of the cellular phone. Cooper graduated from the Illinois Institute of Technology (IIT) in Chicago with a bachelor’s degree in electrical engineering (1950). He joined the U.S. Navy and served during the Korean War. After the war, he joined the Teletype Corporation, and in 1954 he began working at Motorola. He earned a master’s in electrical engin...

IMTS mobile phone (Motorola) There has been a tremendous development in the telecommunication industry over the past 80 years. Many smartphone enthusiasts of today do not really know how far the industry has developed. This is why we put together this interesting article to look at the development of the telecommunication industry since the second world war. During World War II, Motorola’s SCR series walkie-talkies made great achievements on the battlefield. It showed the world the magical charm of wireless communication. It also aroused people’s desire to apply them to the civilia...