US 12,339,443 B2
Assembly for an eye tracking system and a corresponding head-mounted device utilizing the same
Kayla Kearns, Danderyd (SE); Louise Wändesjö, Danderyd (SE); Fredrik Norén, Danderyd (SE); Ola Glimåker, Danderyd (SE); and Mårten Selin, Danderyd (SE)
Assigned to Tobii AB, Danderyd (SE)
Filed by Tobii AB, Danderyd (SE)
Filed on Mar. 31, 2022, as Appl. No. 17/709,462.
Prior Publication US 2023/0314797 A1, Oct. 5, 2023
Int. Cl. G02B 27/00 (2006.01); G02B 27/01 (2006.01)
CPC G02B 27/0093 (2013.01) [G02B 27/0101 (2013.01); G02B 2027/0138 (2013.01)] 11 Claims
OG exemplary drawing
 
1. An assembly for an eye-tracking system, the assembly comprising:
a substantially ring-shaped carrier;
a seat in the carrier;
a plurality of light emitting devices disposed on a substrate, wherein the substrate is positioned against the seat;
an alignment window comprising an opening extending through the carrier;
an imaging device provided within and supported by the alignment window, wherein the imaging device is facing inwardly; and
wherein the carrier is configured to guide light emitted from the plurality of light emitting devices towards an eye of a user when the assembly is used with the eye tracking system.