Sony patent application reimagines PlayStation Move with ultrasonic capabilities, IR emitters

A redesigned PlayStation Move? Sony's taken a stab at it before -- but this time around, it's imagining a controller with ultrasonic location analysis and Wiimote-like IR tracking. A new patent application details a "method for determining location of a controller," which proposes tracking controller depth by measuring the travel time of sound emitted from the device to the television. Two-dimensional tracking would be managed via the existing Move's visual spectrum camera, or by using a display...