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:
Dec. 10, 2024
Filed:
Dec. 08, 2022
Applicant:
Meta Platforms Technologies, Llc, Menlo Park, CA (US);
Inventors:
Guohua Wei, Redmond, WA (US);
Qi Zhang, Kirkland, WA (US);
Andrew John Ouderkirk, Kirkland, WA (US);
Matthew E Colburn, Woodinville, WA (US);
Assignee:
Meta Platforms Technologies, LLC, Menlo Park, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); G02B 27/01 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0055 (2013.01); G02B 27/0172 (2013.01); G02B 2027/0178 (2013.01);
Abstract
Outcoupling elements are disposed with a transparent layer. A transparent waveguide structure receives non-visible light and delivers the non-visible light to the outcoupling elements. The outcoupling elements outcouple the non-visible light as non-visible illumination light.