Display device
US10418430B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 11, 2018 |
| Grant date | Sep 17, 2019 |
| Priority date | — |
| Expiry date | Dec 11, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/351
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display device including a substrate including an emitting region and a non-emitting region; an auxiliary electrode disposed in the non-emitting region; a first passivation film covering the emitting region and the auxiliary electrode in the non-emitting region and including a first passivation hole exposing the auxiliary electrode; an overcoat layer disposed on the first passivation film and includes an over-hole exposing the auxiliary electrode; a first barrier layer disposed on the first passivation film and the overcoat layer and contacting the auxiliary electrode; a second passivation film disposed on the first barrier layer and including a second passivation hole exposing the first barrier layer; a bank layer disposed on the second passivation film and including a bank hole exposing the first barrier layer and having an undercut structure; an organic layer disposed on the bank layer and disconnected by the undercut structure; and a second electrode disposed on the organic layer and contacting the first barrier layer via the bank hole of the bank layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.