Ge—GaAs heterojunction-based SWIR photodetector
US11322640B2 · kind B2 · utility
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Key dates
| Filing date | Mar 15, 2020 |
| Grant date | May 3, 2022 |
| Priority date | — |
| Expiry date | Mar 26, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10F77/124
Abstract
Photodetectors comprising a P type Ge region having a first region thickness and a first doping concentration and a N type GaAs region having a second region thickness and a second doping concentration smaller than the first doping concentration by at least one order of magnitude.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.