Gaze tracking via eye gaze model

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United States of America Patent

PATENT NO 9864430
SERIAL NO

14593955

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Abstract

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Examples are disclosed herein that are related to gaze tracking via image data. One example provides, on a gaze tracking system comprising an image sensor, a method of determining a gaze direction, the method comprising acquiring image data via the image sensor, detecting in the image data facial features of a human subject, determining an eye rotation center based upon the facial features using a calibrated face model, determining an estimated position of a center of a lens of an eye from the image data, determining an optical axis based upon the eye rotation center and the estimated position of the center of the lens, determining a visual axis by applying an adjustment to the optical axis, determining the gaze direction based upon the visual axis, and providing an output based upon the gaze direction.

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Patent Owner(s)

Patent OwnerAddress
MICROSOFT TECHNOLOGY LICENSING LLCONE MICROSOFT WAY REDMOND WA 98052

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Burrell, Tim Kirkland, US 1 47
Cai, Qin Clyde Hill, US 14 337
Conrad, Michael J Monroe, US 44 1190
Liu, Zicheng Bellevue, US 134 4723
Miao, Xu Seattle, US 17 394
Wu, Dijia Sammamish, US 28 385
Zhang, Zhengyou Bellevue, US 242 8707

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