Display device with groove overlapped by metal layer
US11387432B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 9, 2020 |
| Grant date | Jul 12, 2022 |
| Priority date | — |
| Expiry date | Jan 9, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/549
Abstract
A display panel includes: a substrate comprising a first area, a second area, and a third area between the first area and the second area; a stack structure in the second area and comprising a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode; a groove in the third area and separating at least one organic material layer included in the intermediate layer; and at least one metal layer in the third area and comprising a first opening overlapping the groove, wherein the groove is defined in a multi-layered film including an organic layer and an inorganic layer on the organic layer, and the at least one metal layer is between the substrate and the multi-layered film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.