Optical fingerprint detection apparatus and display device
US9996724B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 30, 2016 |
| Grant date | Jun 12, 2018 |
| Priority date | — |
| Expiry date | Jun 30, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04109
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical fingerprint detection apparatus and a display device are disclosed. The optical fingerprint detection apparatus includes: a light source; a touch panel including a first surface and a second surface, the first surface being provided with at least one touch area, the second surface being configured for receiving the light beam emitted from the light source and angled with respect to the first surface by an angle of less than 90 degrees; and a detection unit located outside of the side of the touch panel opposite to the first surface and configured for receiving the light beam reflected by the touch area and emitted from the touch panel and detecting an intensity distribution of the received light beam.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.