Optical switch attenuator
US6625340B1 · kind B1 · utility
8Cited by
4References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 29, 1999 |
| Grant date | Sep 23, 2003 |
| Priority date | — |
| Expiry date | Dec 29, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/424
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical switch comprising switching means arranged to switch an optical signal by redirection of the optical beam path of said signal, wherein said optical switch is arranged to misalign the optical beam path so as to provide a predetermined optical output power. Thus a switch can be directly used to attenuate a signal, instead of utilising separate attenuators.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.