History of the Cell Phone

  • Trans-Atlantic 2-Way Telegraphy Used Commercially

  • First Mobile 2-Way Radios Used

  • Mobile Telephone Service Introduced

  • Advanced Mobile Phone System (AMPS) Introduced

  • Ameritech Adds First 1G Network in US

  • Motorola DynaTAC Mobile Phone Launched

  • CDMA and GSM Cell Phone Protocols Introduced

  • First Text Message Sent

  • First Smartphone (IBM Simon) Released

  • 3G Mobile Broadband Introduced in United States

  • Motorola Razr Released

  • Cingular and AT&T Wireless Merge Creating One of Largest Cell Networks

  • 4G Cellular Networks Released

  • Siri Released on iPhone to Provide Voice-Recognition and Vocal Cellular Commands. Most Reliable System

  • Samsung Releases Galaxy S4 with Hands-Free Operating Systems (Eye Trackers and Touch-Free Navigation)

  • Silicon-anode Batteries Introduced for Cell Phones to Provide Battery Life