Systems and methods for lighting an e-paper display
US11988864B2 · kind B2 · utility
0Cited by
1References
9Claims
0Family size
Assignee
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Key dates
| Filing date | Jul 7, 2022 |
| Grant date | May 21, 2024 |
| Priority date | — |
| Expiry date | Jul 7, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2380/14
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method includes determining a first amount of equivalent melanopic lux (EML) based on an actual time of day or an intended time of day, providing, via one or more sources, light configured to emit a first set of spectra that causes the first amount of EML and providing a light guide configured to receive and reflect the light toward an electronic paper (e-paper) display, the light guide being in front of the e-paper display in relation to the reader.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.