Light adjustment device, method of preparing the same, and display device
US10825379B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2019 |
| Grant date | Nov 3, 2020 |
| Priority date | — |
| Expiry date | May 15, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2358/00
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A light adjustment device, a method of preparing the same, and a display device are provided, the light adjustment device includes: light-absorption portions spaced apart from one another, with first gaps each functioning as light ray passages and between each two adjacent light-absorption portions of the light-absorption portions, respectively; first electrodes being transparent and between each two adjacent light-absorption portions of the light-absorption portions respectively and at least partially located on both sides of each of the light ray passages; at least one second electrode being also transparent, each being in a respective one of the first gaps respectively, with second gaps each being between each second electrode and a respective adjacent one of the first electrodes; and transflective portions being electrically polarized and in the second gaps respectively, comprising light-transmitting portions and light-reflecting portions, the light-reflecting portions being steerable to be turned under an electric field force.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.