Display apparatus having dummy contact holes
US11672159B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 22, 2021 |
| Grant date | Jun 6, 2023 |
| Priority date | — |
| Expiry date | Mar 22, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/131
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display apparatus including a substrate including a display area and a peripheral area outside the display area, a first insulating layer over the substrate in the display area and the peripheral area, the first insulating layer including a plurality of first contact holes located in the display area, a plurality of second contact holes located in the peripheral area, and a plurality of dummy contact holes located between the plurality of first contact holes and the plurality of second contact holes, first wirings filling the plurality of first contact holes, second wirings filling the plurality of second contact holes, and a second insulating layer covering the first wirings and the second wirings and filling the plurality of dummy contact holes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.