Light-emitting element and display panel including a light guide structure to improve optical quality
US12414407B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Apr 28, 2021 |
| Grant date | Sep 9, 2025 |
| Priority date | — |
| Expiry date | Feb 22, 2044 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H29/142
Abstract
A light-emitting element including an epitaxial structure and a light guide structure is provided. The epitaxial structure has a first surface and a second surface opposite to each other and includes an active layer. The light guide structure is disposed on the first surface of the epitaxial structure and includes a first light reflection layer and a filter layer covering on an upper surface of the first light reflection layer. The first light reflection layer completely covers the first surface. A display panel is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.