Grating adjusting apparatus and 3D display apparatus
US12130452B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jan 3, 2023 |
| Grant date | Oct 29, 2024 |
| Priority date | — |
| Expiry date | Jan 3, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2354/00
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A grating adjustment apparatus includes a first electrode layer, a second electrode layer and a first substrate and a second substrate that are opposite to each other; the grating adjustment apparatus further includes a plurality of first driving lines, a plurality of second driving lines and a plurality of grating units arranged in the first direction, and is configured as: when the grating adjustment apparatus is powered on, the grating unit is capable of forming a light transmission unit and a shading unit, and opening positions and/or opening ratios of the grating unit are adjustable; and the plurality of grating units are divided into at least one group; for the grating units in the same group, at least two of the first sub-electrodes are electrically connected to different first driving lines, and at least two of the second sub-electrodes are electrically connected to different second driving lines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.