Optical identification module and display panel
US12265231B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 23, 2021 |
| Grant date | Apr 1, 2025 |
| Priority date | — |
| Expiry date | Jan 1, 2044 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V40/1318
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present disclosure provides an optical identification module and a display panel. The optical identification module includes a substrate, an identification structure and a collimation optical path structure, where the identification structure is arranged on the substrate, the collimation optical path structure is arranged on a light entering side of the identification structure, the optical identification module further includes a non-visible light filtering structure, and the non-visible light filtering structure is arranged in the collimation optical path structure and configured to filter non-visible light irradiated to the identification structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.