Spot-size-converter design for facet optical coupling
US10416381B1 · kind B1 · utility
9Cited by
18References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2017 |
| Grant date | Sep 17, 2019 |
| Priority date | — |
| Expiry date | Dec 22, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/136
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A facet optical coupler, and techniques for forming a facet optical coupler, that includes a waveguide disposed in a trench of a substrate are described. The substrate may be a silicon substrate in some embodiments. A cladding material is first disposed in the trench, and the waveguide is disposed on the cladding material in the trench.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.