Touch structure, touch display panel and touch display device
US11455064B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Sep 20, 2019 |
| Grant date | Sep 27, 2022 |
| Priority date | — |
| Expiry date | Sep 20, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/12
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present invention provides a touch structure, a touch display panel, and a touch display device. The touch structure includes an insulating layer, a first metal layer, a passivation layer, a second metal layer, and a third metal layer. The passivation layer and the first metal layer are disposed on the insulating layer, wherein a first recess is opened in the passivation layer corresponding to the first electrode; and the second metal layers partially fills the first recess of the passivation layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.