Multi-layer optical designs of under-screen optical sensor module having spaced optical collimator array and optical sensor array for on-screen fingerprint sensing
US10331939B2 · kind B2 · utility
23Cited by
1References
30Claims
0Family size
Assignee
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Key dates
| Filing date | Jul 5, 2018 |
| Grant date | Jun 25, 2019 |
| Priority date | — |
| Expiry date | Jul 5, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10F39/198
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Devices and optical sensor modules are provided for provide on-screen optical sensing of fingerprints by using an under-LCD or OLED screen optical sensor module that captures and detects returned light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.