Display panel and method for manufacturing the same
US10297652B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2018 |
| Grant date | May 21, 2019 |
| Priority date | — |
| Expiry date | Mar 30, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/80522
Abstract
A display panel including first and second sub pixel electrodes, a first light emitting unit, first and second charge generation layers, a second light emitting unit, and an upper electrode. The first light emitting unit is provided with a first contact hole. The first charge generation layer includes a first contact part being in the first contact hole and coupled to a portion of the first sub pixel electrode exposed by the first contact hole, and a first extension part extending from the first contact part and being on the first light emitting unit. The second charge generation layer and the second light emitting unit are provided with a second contact hole. The upper electrode includes a first upper electrode part being in the second contact hole and coupled to a second contact part of the second charge generation layer exposed by the second contact hole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.