A project, two years in the making, was revealed this week at the Computer Human Interaction conference in Boston College. The device created by students from Texas A&M University is called ZeroTouch and looks like an empty picture frame. Don’t let the looks deceive you, though. It is equipped with infrared sensors and embedded LEDs which help translate human movement into computer commands. When a finger or other device is introduced into the invisible plane, the infrared signals sent from LEDs on one part of the frame are blocked from reaching the complementary sensors on the opposite side, which is then interpreted as a touch.
Read more: http://bigthink.com/ideas/38445