Asymmetric optical fiber coupler
US9753222B2 · kind B2 · utility
2Cited by
19References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2014 |
| Grant date | Sep 5, 2017 |
| Priority date | — |
| Expiry date | Jan 31, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/2856
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
There is described an optical fiber coupler in which at least one fiber is a multiple-clad fiber, containing a single-mode core supporting a single guiding mode and an inner multi-mode cladding guiding multiple modes. The multiple-clad fiber is fused with a second fiber of a different etendue to create an optical fiber coupler having an enhanced multi-mode signal transmission.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.