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:
Oct. 24, 2023
Filed:
Mar. 28, 2022
Applicant:
Meta Platforms Technologies, Llc, Menlo Park, CA (US);
Inventors:
Robin Sharma, Redmond, WA (US);
Maxwell Parsons, Seattle, WA (US);
Andrew John Ouderkirk, Redmond, WA (US);
Sascha Hallstein, Saratoga, CA (US);
Assignee:
Meta Platforms Technologies, LLC, Menlo Park, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/00 (2006.01); G02B 27/01 (2006.01); G06F 3/01 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0093 (2013.01); G02B 27/017 (2013.01); G06F 3/013 (2013.01);
Abstract
Illumination light is emitted from a light source. The illumination light is directed to an eyebox region via a lightguide. Illumination light and visible light beams are incoupled into the lightguide by a tiltable reflector. A tracking signal is generated with a sensor in response to a returning light becoming incident on the sensor.