Display device with improved touch recognition capabilities
US12389779B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2023 |
| Grant date | Aug 12, 2025 |
| Priority date | — |
| Expiry date | Dec 19, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04112
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The disclosure relates to a display device. In an embodiment, a display device includes a lower substrate including a plurality of sub pixels forming an active area and a non-active area enclosing the active area; a thin film transistor on the lower substrate corresponding to one of the plurality of sub pixels; a light emitting diode on the thin film transistor corresponding to the one of the plurality of sub pixels; a plurality of first touch electrodes on the light emitting diode corresponding to the active area; a plurality of second touch electrodes on the plurality of first touch electrodes corresponding to the active area; a first shielding electrode between the light emitting diode and the plurality of first touch electrodes overlapping a first touch electrode; and a second shielding electrode between the light emitting diode and the plurality of first touch electrodes, wherein the second shielding electrode does not overlap the first touch electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.