Display substrate having wide-color gamut, its manufacturing method, display panel and display device
US10768468B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Aug 29, 2017 |
| Grant date | Sep 8, 2020 |
| Priority date | — |
| Expiry date | Sep 26, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133624
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present disclosure provides a display substrate and a method for manufacturing the same, a display panel and a display device. The display substrate includes a base substrate; and a composite film structure formed on the base substrate and composed of at least two thin films having different refractive indexes, wherein the composite film structure is capable of absorbing light with a wavelength in a predetermined wavelength range, and the predetermined wavelength range is located between two adjacent peaks of visible light waves.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.