Yahoo Αναζήτηση Διαδυκτίου

Αποτελέσματα Αναζήτησης

  1. Learn about Martin Cooper, the American engineer who invented the first handheld cellular mobile phone in 1973. He was a pioneer in wireless communications, with eleven patents and numerous awards, and co-founded several companies in the field.

  2. Martin Cooper was an American engineer who led the team that built the first mobile cell phone and made the first cell phone call in 1973. He also founded several wireless companies and received the Draper Prize from the National Academy of Engineering in 2013.

  3. 3 Απρ 2023 · Martin Cooper — aka the father of the cellphone, and former head of Motorola's communications systems division — and the first person to ever make a call from a cellphone. What's the big...

  4. 13 Ιαν 2020 · Dr. Martin Cooper, a former general manager for the systems division at Motorola, is considered the inventor of the first modern portable handset. In fact, Cooper made the first call on a portable cell phone in April 1973 to his rival, Joel Engel, who served as Bell Labs head of research.

  5. On 3 April 1973, Marty Cooper stood on a corner of Sixth Avenue in New York and took a phone book from his pocket. He then punched a number into a large, cream-coloured device and put it to his...

  6. 3 Απρ 2023 · On April 3, 1973, Martin Cooper made the first ever cellphone call on the streets of New York. His invention, a brick-sized device, became the first cellphone available to the general...

  7. 3 Απρ 2023 · Learn how engineer Martin Cooper made the world's first cellphone call in 1973, using a Motorola DynaTAC. Discover the history of cellphones from World War II radios to sci-fi visions.

  1. Γίνεται επίσης αναζήτηση για