Display panel, mask, mask assembly, and method of manufacturing mask assembly
US12279511B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | May 11, 2020 |
| Grant date | Apr 15, 2025 |
| Priority date | — |
| Expiry date | May 4, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K71/166
Abstract
A display panel, a mask used for evaporation, a mask assembly and a manufacturing method thereof are provided. The display panel includes: a base substrate; and a display area and a peripheral area; wherein, the peripheral area is provided with two types of dummy sub-pixel units, each type of dummy sub-pixel unit includes a dummy light-emitting material layer and a dummy auxiliary light-emitting layer, wherein, a first structure layer of a first dummy light-emitting material layer and a first dummy auxiliary light-emitting layer is arranged in the same layer as a second structure layer of a second dummy light-emitting material layer and a second dummy auxiliary light-emitting layer, and at least one of a size and a shape of an orthographic projection of the second structure layer on the base substrate is different from that of an orthographic projection of the first structure layer on the base substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.