Reconfigurable, all optical add/drop nodes using non-interrupting switching apparatus and methods
US6587608B2 · kind B2 · utility
7Cited by
33References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 27, 2001 |
| Grant date | Jul 1, 2003 |
| Priority date | — |
| Expiry date | Jul 8, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04J14/0209
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Apparatus and methods for switching an optical signal between a first path and a second path, where the switching occurs continuously such that substantially all of the optical signal passes through the first path or the second path during switching.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.