Auto calibration and personalization of eye tracking system using larger field of view imager with higher resolution
First Claim
Patent Images
1. A method of eye tracking, comprising, in sequence, the steps of:
- (a) viewing an entire face of a person to obtain predetermined facial features of said person to identify or not said person (b) if said person is identified, retrieving a previously stored ocular profile of said person based on said predetermined facial features;
(c) using said ocular profile to track movement of an eye of said person.
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Abstract
In preferred embodiments, apparatus for and method of eye tracking, including, in sequence, the steps of: viewing an entire face of a person to obtain predetermined facial features of the person to identify or not the said person; if the person is identified, retrieving a previously stored ocular profile of the person based on said predetermined facial features; using said ocular profile to track movement of an eye of said person. If the person is not identified, an ocular profile is created.
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Citations
16 Claims
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1. A method of eye tracking, comprising, in sequence, the steps of:
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(a) viewing an entire face of a person to obtain predetermined facial features of said person to identify or not said person (b) if said person is identified, retrieving a previously stored ocular profile of said person based on said predetermined facial features;
(c) using said ocular profile to track movement of an eye of said person. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An apparatus for eye tracking, comprising:
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(a) an optical receiver to view an entire face of a person to obtain predetermined facial features and to produce a signal representative of said facial features;
(b) infrared illumination to cause a reflection from an eye of said person; and
(c) a controller to receive said signal and, if said person is recognized from said facial features, to retrieve a stored ocular profile of said reflection and to use said ocular profile for eye tracking while viewing said entire face of said person. - View Dependent Claims (11, 12, 13, 14, 15, 16)
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Specification