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Google patents eye-tracking for Google Glass

Google is aiming to make handsets a little more hands-free with its latest patent using eye-tracking technology.The patent describes a system for using eye-tracking as a way of unlocking mobile devices rather than the gestures and taps used currently by smartphones.Several methods of tracking eye movement are provided, including projecting moving objects and displaying a path such as a zigzag or partial circle pattern for the eye to follow. Another example involves displaying text, and tracking the eye's movement and speed to determine whether the user is actually reading the...

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Published By: Tech Radar - Tuesday, 7 August, 2012