Composite add/drop multiplexor
US6973048B2 · kind B2 · utility
25Cited by
2References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 10, 2001 |
| Grant date | Dec 6, 2005 |
| Priority date | — |
| Expiry date | Jan 23, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/14
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A telecommunications node architecture is disclosed that comprises multiple add/drop multiplexors that are interconnected in a novel topology to enhance the reliability of the telecommunications network. Furthermore, the architecture of the illustrative embodiment ameliorates the well-known “add-before-drop” problem.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.