Patent ID: 9201512
Filing Date: 2015-12-01
Classification: A61B,G06F

Abstract:
1. A method comprising: receiving light data from at least one light sensor, wherein the light data indicates at least one characteristic of light reflected from an eye area; detecting a blink event based on the light data, wherein detecting the blink event comprises detecting, in a given portion of the light data, a first light-intensity level and a subsequent second light-intensity level, wherein the first light-intensity level is associated with an eye-open state, and wherein the second light-intensity level is associated with an eye-closed state; determining a particular gaze direction based on the given portion of the light data, wherein determining the particular gaze direction comprises: (i) determining a difference between the first and second light-intensity levels, and (ii) determining that the difference between the first and second light-intensity levels corresponds to the particular gaze direction; and causing at least one computing action to be performed based on the particular gaze direction.