Flat panel display embedding optical imaging sensor
US10288934B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 12, 2017 |
| Grant date | May 14, 2019 |
| Priority date | — |
| Expiry date | Dec 12, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04109
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present disclosure relates to a flat panel display embedding an optical imaging sensor such as a fingerprint image sensor. The present disclosure provides a flat panel display embedding an image sensor comprising: a display panel including a display area and a non-display area; and a directional optical unit having a length and a width corresponding to the display panel and a thickness, and attached on a top surface of the display panel, wherein the directional optical unit includes: a cover plate; a light radiating film corresponding to the display area under the cover plate; a light incident film disposed under the cover plate; a low refractive layer disposed under the light radiating film and the light incident film, and attached on the top surface of the display panel; a reflecting layer covering one upper edge side of the cover plate facing the light incident film and one vertical side connecting to the one upper edge side; and a light source disposed at the lateral side of the display panel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.