Method and apparatus for monitoring optical switches
US6950215B2 · kind B2 · utility
9Cited by
5References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 11, 2001 |
| Grant date | Sep 27, 2005 |
| Priority date | — |
| Expiry date | Jul 21, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/3562
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical switching apparatus is provided. Generally, a plurality of optical input switches is provided. A plurality of optical output switches is provided. A plurality of central optical switches connected between the plurality of input switches and plurality of output switches is provided. A plurality of test light sources, where each test light source is connected to an optical input switch, is provided. A first plurality of optical detectors connected to the optical output switches is provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.