Mobile Devices

• Design Wins
  • Integrating email, IM, online information, and voice telephony
  • Deck of cards screen size
  • QWERTY keyboards
• Design Flaws
  • Cellular coverage (T-Mobile)
  • Scroll wheel (one-dimension input device)
    • Internet is two-dimensional layout
    • suggested tilt scrolling
  • Does not synchronize well
    • does not update appointments etc.. (BlackBerry does)
    • should be able to synchronize over internet any time (would be slow)
  • Need to specialize online services
    • email
      • too many unimportant messages
      • need filtering system (BlackBerry does)
    • information browsing - pages need to be designed for mobile devices
      • shorter articles
      • simplified navigation
      • selective features, retain only whats needed

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Sidekick

BlackBerry

Comparison