Digitrack: a Pointing Device for Wearable Information Appliances

    This paper proposes a new wearable 2D pointing device, which is small, lightweight, and not obtrusive to wear. The device, called DigiTrack, borrows its tracking technology from optical mice. The device is intuitive to use for it draws on the human skill to point and drawing letters using a fingertip. The device can be operated anywhere on nearly arbitrary… CONTINUE READING