Organic light emitting display device and electronic device having dual operation modes
US10384074B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Mar 14, 2016 |
| Grant date | Aug 20, 2019 |
| Priority date | — |
| Expiry date | Dec 24, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/12
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An organic light emitting display device includes a plurality of pixels. Each pixel includes a first electrode, first, second, and third light emitting layers on the first electrode, a second electrode on the first, second, and third light emitting layers, a fourth light emitting layer on the second electrode, and a third electrode on the fourth light emitting layer. The first, second, and third light emitting layers respectively emit first light, second light, and third light emitted in a first mode, and the fourth light emitting layer emits fourth light in a second mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.