Display device including a fingerprint sensor
US11758793B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 13, 2020 |
| Grant date | Sep 12, 2023 |
| Priority date | — |
| Expiry date | Nov 24, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10F39/8057
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Provided is a display device including a substrate including a fingerprint area. The fingerprint area includes a first area and a second area. A light-emitting element layer is disposed on the substrate. The light-emitting element layer includes light-emitting elements. A sensor layer is disposed on the substrate, the sensor layer including photosensors. The light-emitting elements include a first light-emitting element arranged in the first area and a second light-emitting element arranged in the second area. During a fingerprint sensing period, the first light-emitting element emits light and the second light-emitting element does not emit light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.