Light-emitting display device and method of manufacturing the same
US11101341B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 13, 2018 |
| Grant date | Aug 24, 2021 |
| Priority date | — |
| Expiry date | Dec 20, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/3026
Abstract
A light-emitting display device includes: a first substrate, a subpixel on the substrate, a contact area on the first substrate, a cover layer including first to third cover layer portions separated from each other, a first passivation layer, the first passivation layer exposing part of the third cover layer portion, a second passivation layer, a pixel electrode layer including a plurality of pixel electrode layer portions including: a first pixel electrode layer portion, and a second pixel electrode layer portion, an organic insulating layer, the organic insulating layer including: an opening exposing part of the first pixel electrode layer, and a contact hole exposing part of the second pixel electrode layer, an organic emissive layer, and a common electrode layer electrically connected to the second pixel electrode layer, wherein the opening includes a first undercut shape and a second undercut shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.