Organic light emitting diode display device comprising capping layer
US10476036B2 · kind B2 · utility
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2References
19Claims
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Key dates
| Filing date | Sep 22, 2017 |
| Grant date | Nov 12, 2019 |
| Priority date | — |
| Expiry date | Sep 22, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/351
Abstract
An organic light emitting diode display device includes a substrate, an organic light emitting diode on the substrate and a capping layer on the organic light emitting diode. The capping layer includes metal iodide selected from alkali metal iodide and alkaline-earth metal iodide. The organic light emitting diode may have reduced driving voltage and improved luminous efficiency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.