Free space optical receiver
US11522610B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Aug 27, 2021 |
| Grant date | Dec 6, 2022 |
| Priority date | — |
| Expiry date | Aug 27, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/272
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A free space optical receiver including a multi-mode transmission medium configured to receive a light beam comprising a plurality of modes, the light beam having been propagated through a free space path. The free space optical receiver also includes a mode separating means configured to separate the plurality of modes for transmission through a corresponding first plurality of transmission media as a corresponding plurality of single-mode light beams, and a combining means configured to combine two or more of the plurality of single-mode beams into a combined beam for transmission through a further transmission medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.