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Personal Mobile Hub - Secure PDA

Secure PDA

IBM and Consumer Direct Link (CDL) also built a secure PDA in 2002 leveraging the learnings from the Linux Watch project. The device functions of a PDA, Bluetooth wireless access, cellular telephone, and biometric fingerprint recognition, along with a security-oriented hardware/software architecture making it the world's first handheld wireless device with built-in biometric user authentication.


  • 206MHz Intel SA-1110 StrongARM system-on-chip processor
  • Memory: 32MB or 64MB RAM; 32MB Flash
  • 16-Bit color, 320×240 pixel LCD with backlight
  • RS232 serial port
  • USB port, configurable as either 'host' or 'client' device
  • Bluetooth wireless LAN
  • GSM/GPRS cellular communication
  • Biometric fingerprint sensor
  • Size: 5.4 x 3.1 x 0.8 in.
  • Weight: 8.8 oz.


  • Linux operating system (2.4.x kernel)
  • GUI environment and PDA app suite based on Trolltech Qtopia and Opera browser 
  • IPSec VPN protocol & security algorithms
  • IBM DB2E database and Websphere software
  • Power management to extend battery life