Liquid crystal display having a frontside light control film
US12353093B2 · kind B2 · utility
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25References
7Claims
0Family size
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Key dates
| Filing date | Apr 25, 2023 |
| Grant date | Jul 8, 2025 |
| Priority date | — |
| Expiry date | Apr 25, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133605
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A liquid crystal display comprises a backlight module comprising a reflective polarizing film, a light control film and a liquid crystal panel disposed between the backlight module and the light control film. The light control film comprises a light input surface and a light output surface opposite the light input surface and alternating transmissive and absorptive regions disposed between the light input surface and the light output surface. The absorptive regions have an aspect ratio of at least 30.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.