Display module, display device and working method thereof
US11064186B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Mar 22, 2019 |
| Grant date | Jul 13, 2021 |
| Priority date | — |
| Expiry date | Mar 22, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B27/0081
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display module, a display device and a working method are provided. The display module includes a display panel; a grating structure, arranged on the light-emitting side of the display panel; a deformation unit, located between the display panel and the grating structure; a control circuit, configured to control the deformation unit to adjust a thickness of the deformation unit in a direction from the display panel to the grating structure to change a distance between the display panel and the grating structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.