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:
Sep. 27, 2022
Filed:
Jun. 04, 2018
Meta Platforms Technologies, Llc, Menlo Park, CA (US);
Robin Sharma, Redmond, WA (US);
Andrew John Ouderkirk, Redmond, WA (US);
Matthew E. Colburn, Woodinville, WA (US);
Qi Zhang, Bellevue, WA (US);
Giuseppe Calafiore, Redmond, WA (US);
John Goward, Redmond, WA (US);
Karol Constantine Hatzilias, Kenmore, WA (US);
Matthieu Charles Raoul Leibovici, Seattle, WA (US);
Nihar Ranjan Mohanty, Redmond, WA (US);
Selso Luanava, Woodinville, WA (US);
META PLATFORMS TECHNOLOGIES, LLC, Menlo Park, CA (US);
Abstract
Disclosed herein are techniques for eye illumination for eye position tracking. An illuminator for eye tracking includes a substrate configured to be placed in front of an eye of a user and a light source positioned on a surface of the substrate. The light source is configured to be positioned within a field of view of the eye of the user. A maximum dimension of the light source in a plane parallel to an emission surface of the light source is less than 500 μm.