Sheet 1
Telematics
  radio
    satellite
    broadcast
      AM
      FM
    two-way
  interface to mechanical safety systems
    brakes
    cruise control
    radar
      forward_looking
      side_looking
      rear_looking
    activeSeatbelt
    air bags
  players
    CD
    DVD
  apps
    address book
    browser
    navigation
    business
    entertainment
  interface to control systems
    throttle
    braking
    steering
    ignition
  vehicle status
    velocity
    distance-front
    distance-rear
    distance-left
    distance-right
  connections
    usb
    cellular
      telephone
      OnStar
    bluetooth
    wifi
  devices
    gsp
    game console
    camera
  displays
    video
      backup
    still
      vehicle status
        speed
        distance traveled
        rpms
  sensors
    proximity
    fuel
      gas
      diesel
      electric
    speed