Wavelength converter suitable for high bit rates
US5903384A · kind A · utility
5Cited by
6References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 26, 1997 |
| Grant date | May 11, 1999 |
| Priority date | — |
| Expiry date | Sep 26, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2/006
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A wavelength converter is disclosed having a Sagnac interferometer (NOLM, nonlinear optical loop mirror) as its essential part. In order that the wavelength converter can also be used for NRZ (nonreturn-to-zero) signals, it has a 3.times.3 coupler (2) with six ports (6-11).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.