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.

Date of Patent:
Mar. 13, 2018

Filed:

Jan. 03, 2013
Applicant:

Pär-anders Aronsson, Lund, SE;

Inventor:
Assignees:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); H04N 13/04 (2006.01); G06F 3/01 (2006.01); G06T 19/00 (2011.01); H04N 13/00 (2018.01);
U.S. Cl.
CPC ...
G06F 3/013 (2013.01); G02B 27/017 (2013.01); G02B 27/0172 (2013.01); G06T 19/006 (2013.01); H04N 13/0022 (2013.01); H04N 13/044 (2013.01); H04N 13/0484 (2013.01); G02B 2027/0138 (2013.01); G02B 2027/0178 (2013.01); G02B 2027/0185 (2013.01); G02B 2027/0187 (2013.01); G06T 2207/30041 (2013.01);
Abstract

The invention is directed to systems, methods and computer program products for gaze tracking. An exemplary method includes directing light into an eye using a projector; detecting, using an image-capturing module, a reflection from a surface associated with the eye; and determining a line of sight associated with the eye based on the detected reflection. In some embodiments, the light comprises infra-red light. In some embodiments, the projector comprises a laser. In some embodiments, the projector comprises a liquid crystal on silicon (LCoS) chip. In some embodiments, the surface associated with the reflection is at least one of the cornea, the iris, or the retina.


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