The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 06, 2025
Filed:
Feb. 10, 2023
Applicant:
Tobii Ab, Danderyd, SE;
Inventor:
Daniel Tornéus, Danderyd, SE;
Assignee:
Tobii AB, Danderyd, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06V 40/00 (2021.12); G02B 5/18 (2005.12); G02B 5/32 (2005.12); G02B 27/42 (2005.12); G03H 1/02 (2005.12); G06F 3/01 (2005.12); G06V 40/19 (2021.12);
U.S. Cl.
CPC ...
G06V 40/19 (2021.12); G02B 5/1876 (2012.12); G02B 5/32 (2012.12); G02B 27/4205 (2012.12); G03H 1/0248 (2012.12); G06F 3/013 (2012.12);
Abstract
An eye tracking device for tracking an eye is described. The eye tracking device comprises: a first diffractive optical element, DOE, arranged in front of the eye, an image module, wherein the image module is configured to capture an image of the eye via the first DOE. The first DOE is adapted to direct a first portion of incident light reflected from the eye, towards the image module. The eye tracking device is characterized in that the first DOE is configured to provide a lens effect.