Invention Application
- Patent Title: WAVEGUIDE STRUCTURE AND OUTCOUPLING ELEMENTS
-
Application No.: US18077567Application Date: 2022-12-08
-
Publication No.: US20230119729A1Publication Date: 2023-04-20
- Inventor: Guohua Wei , Qi Zhang , Andrew John Ouderkirk , Matthew E. Colburn
- Applicant: Meta Platforms Technologies, LLC
- Applicant Address: US CA Menlo Park
- Assignee: Meta Platforms Technologies, LLC
- Current Assignee: Meta Platforms Technologies, LLC
- Current Assignee Address: US CA Menlo Park
- Main IPC: F21V8/00
- IPC: F21V8/00 ; G02B27/01
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.
Public/Granted literature
- US12164140B2 Waveguide structure and outcoupling elements Public/Granted day:2024-12-10
Information query
