Biography about martin cooper
Biography about martin cooper
Biography about martin cooper and john.
Martin Cooper (inventor)
American engineer (born )
Martin Cooper (born December 26, ) is an American engineer. He is a pioneer in the wireless communications industry, especially in radio spectrum management, with eleven patents in the field.[2][3]
On April 3, , he placed the first public call from a handheld portable cell phone while working at Motorola, from a Manhattan sidewalk to his counterpart at competitor Bell Labs.[4][5] Cooper reprised the first handheld cellular mobile phone (distinct from the car phone) in and led the team that re-developed it and brought it to market in [6][7] He is considered the "father of the (handheld) cell phone".[2][6][8][9]
Cooper is co-founder of numerous communications companies with his wife and business partner Arlene Harris;[10] He is co-founder and current Chairman of Dyna LLC, in Del Mar, California.
Cooper also sits on com