Backlight module and method of regulating transmittance thereof
US11397349B2 · kind B2 · utility
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6Claims
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Assignee
Inventor
Key dates
| Filing date | Sep 5, 2019 |
| Grant date | Jul 26, 2022 |
| Priority date | — |
| Expiry date | Mar 24, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133606
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention provides a backlight module and a method of regulating transmittance thereof. The backlight module includes: a substrate; a plurality of miniature light emitting diodes (mini-LEDs) disposed on the substrate at intervals; a polymer network liquid crystal layer disposed above the plurality of mini-LEDs, wherein the polymer network liquid crystal layer is a multilayered structure or a single-layered structure; and an optical functional layer disposed above the polymer network liquid crystal layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.