Display panel and preparation method thereof and display apparatus
US11563076B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | May 28, 2021 |
| Grant date | Jan 24, 2023 |
| Priority date | — |
| Expiry date | Aug 6, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/873
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Disclosed in embodiments of the present disclosure are a display panel, a preparation method thereof and a display apparatus. The display panel includes: a first blocking dam located in the blocking area and surrounding the hole area, a second blocking dam located on one side of the first blocking dam close to the hole area and surrounding the hole area, a heightening layer located between the first blocking dam and the second blocking dam, a crack detect wire located on one side of the second blocking dam close to the hole area, at least two connection leading wires leading the crack detect wire out to the display area through the blocking area; in a direction perpendicular to a plane where the display panel is located, an orthographic projection of an area between the connection leading wires has an overlap area with an orthographic projection of the heightening layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.