Optical depth sensing systems using high speed colloidal quantum dot photodetectors
US12379205B2 · kind B2 · utility
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Key dates
| Filing date | Nov 30, 2022 |
| Grant date | Aug 5, 2025 |
| Priority date | — |
| Expiry date | Sep 1, 2043 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB82Y20/00
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An optical depth sensing system is provided including an active illumination source; and a colloidal quantum dot photodetector. The colloidal quantum dot photodetector having colloidal quantum dots as a light sensing elements and the system has rise times that are less than 5.0 ns and fall times less than 10.0 ns.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.