Optical synchronization arrangement
US6137610A · kind A · utility
5Cited by
5References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 6, 1998 |
| Grant date | Oct 24, 2000 |
| Priority date | — |
| Expiry date | Mar 6, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L7/0075
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An optical synchronization circuit includes a non-linear optical modulator (NOM). The signal to be synchronized and a reference signal interact within the NOM. Cross-phase modulation produces a spectral shift. The output from the NOM is filtered to produced an error signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.