Index

Cell Phones Through Out the Years

By maddyrobbins

  • Professor Albert Jahnke and a local telephone and power company claim to make wireless phone

    Professor Albert Jahnke and a local telephone and power company claim to make wireless phone
    Professor Albert Jahnke and Oakland Transcontinental Aerial Telephone and Power Company claim to make the very first wireless cell phome

  • First walkie talkie was incented

    First walkie talkie was incented
    Motoral was given a contract to make a communication device for the War Department. They created the SCR-300, which was a battery powered radio transmitter the you carried on your back.

  • Invention of Moblie Cell Service

    Invention of Moblie Cell Service
    Engineers from Bell Lab worked on being able to get Celluar Service from cars and then it led to the inauguration of mobile service.

  • 1957-1961 experimental models of phones are presented

    1957-1961 experimental models of phones are presented
    Leonid Kupriyanovich created many models of pocket phones and he presented them.

  • First Mobile Phone was created

    First Mobile Phone was created
    Martin Cooper created a hand held celluar phone. He made the first phone call to Dr. Joel S. Engel of Bell Labs

  • First GSM system launched

    First GSM system launched
    GSM first phone call was made from the Radiolinja in Finlands lab.

  • Texting First Used

    Texting First Used
    Sema Group sent the first text message to his friend sstating "Merry Christmas". Cell Phones did not have a keyboard so he sent it via personal computer.

  • 3G Technology was Made

    3G Technology was Made
    People knew there would be a demand for a higher speed technology. So NTT DoCoMo made a trial network.