Recycling backlight including structured reflector
US10606124B2 · kind B2 · utility
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2References
25Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 7, 2017 |
| Grant date | Mar 31, 2020 |
| Priority date | — |
| Expiry date | Jun 7, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133536
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Recycling backlights are described. More specifically, recycling backlights including structured reflectors are described. The structured reflector redirects light at least for angles emitted from a lightguide and retroreflects other light, the retroreflected light having incidence angles not emitted by the lightguide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.