Display panel and test method thereof
US11164498B1 · kind B1 · utility
0Cited by
1References
14Claims
0Family size
Inventors
Key dates
| Filing date | Jul 1, 2020 |
| Grant date | Nov 2, 2021 |
| Priority date | — |
| Expiry date | Jul 1, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2330/12
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display panel and a test method thereof are provided in the preset disclosure. The display panel includes a first test area and a second test area; the display panel also includes an array substrate, a pixel electrode layer, and a light shielding layer, wherein the pixel electrode layer includes a plurality of pixel electrode units, and in a direction perpendicular to the array substrate, an orthographic projection of the light shielding layer covers orthographic projections of each main pixel electrode in the first test area and each sub-pixel electrode in the second test area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.