Organic light emitting diode and organic light emitting diode display including the same
US10615360B2 · kind B2 · utility
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4References
16Claims
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Key dates
| Filing date | Mar 24, 2016 |
| Grant date | Apr 7, 2020 |
| Priority date | — |
| Expiry date | Dec 18, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K50/16
Abstract
An organic light emitting element according to an example embodiment of the present disclosure includes: an anode and a cathode facing each other; an emission layer between the anode and the cathode; an electron transfer layer between the emission layer and the cathode; and a buffer layer between the cathode and the electron transfer layer, wherein the buffer layer includes an inorganic metal halide having p-type semiconductor characteristics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.