LED array with metalens for adaptive lighting
US11662081B2 · kind B2 · utility
13Cited by
5References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 12, 2020 |
| Grant date | May 30, 2023 |
| Priority date | — |
| Expiry date | Jul 2, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B5/188
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An adaptive lighting system comprises an array of independently controllable LEDs, and a metalens positioned to collimate, focus, or otherwise redirect light emitted by the array of LEDs. The adaptive lighting system may optionally include a pre-collimator positioned in the optical path between the array of LEDs and the metalens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.