Dual-wavelength hybrid waveguide coupler
US6859582B2 · kind B2 · utility
9Cited by
7References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 9, 2001 |
| Grant date | Feb 22, 2005 |
| Priority date | — |
| Expiry date | Nov 9, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2006/12195
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A hybrid and tapered waveguide coupler that has two different single-mode waveguide sections for light at two different wavelengths to couple light at the two different wavelengths into or out of an optical device located in a reach of an evanescent field of the guided optical energy in the waveguide coupler.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.