EYE GAZE TRACKING SYSTEM AND METHOD
An eye gaze tracking system is disclosed. The system includes a gaze data acquisition system including a plurality of light sources and a plurality of image sensors. The plurality of light sources are arranged to emit light to a head of the user, and the plurality of image sensors are configured to receive the light. In an embodiment, the system further includes a gaze tracking module including an ocular feature extraction module, a point of regard (POR) calculation module and a POR averaging module. The ocular feature extraction module is configured to process the gaze data and to extract ocular features, and is configured to determine a confidence value associated with an accuracy of the parameters. The POR calculation module is configured to determine a POR from the ocular features. The POR averaging module is configured to determine an average POR.
55016983
Alternative title(s) : (en) Eye gaze tracking system and method
Patent number | Country code | Kind code | Date issued |
US9411417 | US | B2 | 2016-08-09 |
US2016004303 | US | A1 | 2016-01-07 |