Organic electroluminescent display apparatus including continuous protection layer having different respective thicknesses formed among a plurality of sub-pixels
US11538867B2 · kind B2 · utility
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15Claims
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Key dates
| Filing date | Apr 23, 2021 |
| Grant date | Dec 27, 2022 |
| Priority date | — |
| Expiry date | Jul 9, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/351
Abstract
The present disclosure provides an electroluminescent display apparatus including a substrate including a first subpixel, a second subpixel, and a third subpixel, a first electrode in each of the first subpixel, the second subpixel, and the third subpixel on the substrate, a bank provided in a boundary between any two of the first subpixel, the second subpixel, and the third subpixel to cover an edge of the first electrode, a protection layer on the first electrode and the bank, a light emitting layer on the protection layer, and a second electrode on the light emitting layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.