Channel layered optical cross-connect restoration system
US6061482A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Dec 10, 1997 |
| Grant date | May 9, 2000 |
| Priority date | — |
| Expiry date | Dec 10, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q2011/0052
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An optical telecommunications system node terminates a plurality of optical cable routes. Each of the optical cable routes includes a traffic route and a restoration route. The node includes a plurality of traffic wavelength division multiplexers and a plurality of restoration wavelength division multiplexers. A traffic wavelength division multiplexer is connected to each traffic route and a restoration wavelength division multiplexer is connected to each restoration route. The node includes a plurality of optical cross connect layers. Each optical cross connect layer includes a connection to each of the traffic wavelength division multiplexers and to each of the restoration wavelength division multiplexers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.