Monitoring optical dispersion based on vestigial side band optical filtering
US7035538B2 · kind B2 · utility
15Cited by
9References
18Claims
0Family size
Assignee
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Key dates
| Filing date | Jul 8, 2002 |
| Grant date | Apr 25, 2006 |
| Priority date | — |
| Expiry date | Jul 8, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B10/2569
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Techniques for monitoring frequency-dependent parameter and optical property such as optical dispersion in a modulated optical signal with sidebands based on optical vestigial sideband filtering. Monitoring implementations for both chromatic dispersion and polarization-mode dispersion are described as examples.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.