• 1946 - First PTT Mobile
  • 1970 - First Cellular Phone Service
  • 1971 - First Wireless Data Network
  • 1990 - WLAN
  • 1999 - WiFi
  • WiFi is used worldwide
  • 5 billion Bluetooth devices in 2020
  • Wireless speed growth follows Moore's Law
    • Growth doubles and cost halves every 2 years