Display panel, driving method and touch display device
US11262868B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2019 |
| Grant date | Mar 1, 2022 |
| Priority date | — |
| Expiry date | Dec 19, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10D86/60
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A display panel, a driving method and a touch display device are provided. The display panel includes a display area and a non-display area. The display panel also includes a base substrate, a plurality of sub-pixels located in the display area and arranged in a first direction and a second direction, a plurality of electrode rows extending in the first direction and arranged in the second direction, a plurality of electrode columns arranged in the first direction and extending in the second direction, a plurality of switch units located in the display area, a plurality of first signal lines, a plurality of second signal lines, and a plurality of first driving circuits. In a touch stage, the first driving circuits supply a driving signal to the second signal lines, and the first signal lines transmit a touch detection signal to first electrodes in the electrode rows and columns.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.