Invention Grant
- Patent Title: Waveguide structure and outcoupling elements
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Application No.: US18077567Application Date: 2022-12-08
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Publication No.: US12164140B2Publication Date: 2024-12-10
- 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
- Agency: Freestone Intellectual Property Law PLLC
- Agent Aaron J. Visbeek
- 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
- US20230119729A1 WAVEGUIDE STRUCTURE AND OUTCOUPLING ELEMENTS Public/Granted day:2023-04-20
Information query
