Patent ID: 11934571
Assignee: TOBII AB
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G

Claim 5:
6. The method of claim 1, wherein the first sensor data represent a first image of the eye and the second sensor data represent a second image of the eye, wherein the movement is such that an angle between the eye tracking sensor and the eye is changed, and wherein updating the eye tracking model further comprises:
identifying a position of a feature of the eye in the first image; identifying a position of the feature of the eye in the second image;
determining a distance from the eye tracking sensor to the feature of the eye based on the position of the feature of the eye in the first image, the position of the feature of the eye in the second image, and the movement of the eye tracking sensor; and
updating the eye tracking model in relation to the eye based on the determined distance.