Traffic switching between different wavelength multiplexed channels in optical communications systems
US6519061B1 · kind B1 · utility
0Cited by
4References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 8, 1999 |
| Grant date | Feb 11, 2003 |
| Priority date | — |
| Expiry date | Sep 8, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04J14/022
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An optical communications system for communication of a plurality of wavelength multiplexed channels. The communications system comprises a node. The node comprises a plurality of add-drop multiplexers (ADM), one per channel. Each ADM comprises a tributary. The ADMs are interconnected by the tributaries.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.