Alps Trackpad Senses Your Hovering Fingers, Weird Gestures

Alps Electronics has decided to take the occasionally annoying sensitivity of some capacitive trackpads to a new extreme, demoing a technology that can accurately sense fingers without coming in direct contact with them. The system is able to sense movements at an admittedly modest range of 3cm, from which distance… »9/26/08 5:05am9/26/08 5:05am