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  2. On April 3, 1973, Cooper introduced the DynaTAC phone at a press conference in New York City. To make sure that it worked before the press conference, he placed the first public cell phone call, to engineer Joel Engel, head of AT&T’s rival project, and gloated that he was calling from a portable cellular phone.
    www.britannica.com/biography/Martin-Cooper
    Engineer Martin Cooper made the world's first cellphone call on April 3, 1973, using a Motorola DynaTAC.
    www.smithsonianmag.com/innovation/from-the-bric…
    Cooper had convinced Motorola, a small telecommunications company at the time, to support his idea. Three months later, Cooper and a team of engineers had created a phone nicknamed “The Brick.” It was huge, chunky, and weighed about two pounds. He proved the phone worked on April 3, 1973.
    whyy.org/segments/father-of-cell-phone-reflects-o…
    The commercial version of Marty Cooper's prototype, the Motorola Dynatac 8000X, was released 11 years after that first call, in 1984.
    www.bbc.com/news/technology-65112048
    Motorola spent three months building a prototype for a portable, mobile handset that Cooper publicly demonstrated in April of 1973. The company's first commercial cellular phone, the "DynaTAC," went on sale 10 years later.
    www.cnn.com/2010/TECH/mobile/07/09/cooper.cel…
     
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    Standing on Sixth avenue near the Hilton, Cooper made the first handheld cellular phone call in public from the prototype DynaTAC. The call connected him to a base station Motorola had installed on the roof of the Burlington House (now the AllianceBernstein Building ) and into the AT&T land-line … See more

    Martin Cooper (born December 26, 1928) is an American engineer. He is a pioneer in the wireless communications industry, especially in radio See more

    Cooper was born in Chicago to Ukrainian Jewish immigrants. He graduated from Illinois Institute of Technology (IIT) in 1950 and served as a … See more

    Cooper found that the ability to transmit different radio communications simultaneously and in the same place has grown at the same … See more

    Mensa
    • 1984 – IEEE Centennial Medal and Fellow
    • 1995 … See more

    Motorola
    Cooper left his first job at Teletype Corporation in Chicago in 1954 and joined Motorola, Inc. (Schaumburg, Illinois) as a senior development … See more

    Latest publications
    "The Myth of Spectrum Scarcity" Position Paper, March 2010.
    "Mobile WiMax – Fourth-Generation Wireless," Bechtel Communications Technical Journal, September 2007.
    "The Need for … See more

    Media related to Martin Cooper at Wikimedia Commons
    Marty Cooper interviewed on the TV show Triangulation … See more

     
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  5. WEBMartin Cooper (born December 26, 1928, Chicago, Illinois, U.S.) is an 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 …

  6. 50 years ago, he made the first cell phone call | CNN Business

  7. WEBEngineer Martin Cooper made the world's first cellphone call on April 3, 1973, using a Motorola DynaTAC. Valerie Macon / AFP via Getty Images

  8. Mobile phone inventor made first call 50 years ago - BBC

  9. WEBFifty years ago, Martin Cooper, an engineer for Motorola, stood nervously along 6th Avenue in New York City, about to do something that had never been done before. He reached into his pocket for a little telephone book …

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