Optimized directionless optical add/drop module systems and methods
US8457497B2 · kind B2 · utility
17Cited by
6References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 29, 2010 |
| Grant date | Jun 4, 2013 |
| Priority date | — |
| Expiry date | Nov 24, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04J14/0291
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The present disclosure provides optimized configurations for a directionless reconfigurable optical add/drop multiplexer application. The present invention includes an add module with improved optical signal-to-noise through placing amplifiers prior to a multi-cast optical switch. The present invention includes various drop module configurations utilizing distributed gain, channel selective filters, and bi-directional configurations to reduce power consumption and complexity. Additionally, the present invention includes an integrated broadcast and select architecture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.