Display panel and display device
US11513374B2 · kind B2 · utility
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3Claims
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Assignee
Inventors
Key dates
| Filing date | Nov 8, 2019 |
| Grant date | Nov 29, 2022 |
| Priority date | — |
| Expiry date | Sep 26, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2202/14
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention provides a display panel and a display device. The display panel includes an array substrate, a color film substrate disposed on the array substrate, and a photochromic glass layer disposed on the color film substrate. A color change region is formed when an ultraviolet laser irradiates the photochromic glass layer, and the color change region filters passing lights. The display panel further includes a plurality of scattered particles distributed on the photochromic glass layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.