Optical switch
US6487334B2 · kind B2 · utility
34Cited by
15References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 19, 2001 |
| Grant date | Nov 26, 2002 |
| Priority date | — |
| Expiry date | Nov 19, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q2011/0052
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The invention provides an optical switch having an input port for launching a beam of light into the optical switch, at least two output ports, each output port for selectively receiving a beam of light, an ATO element having optical power for providing an angle to offset transformation, and beam directing means for selectively directing a beam of light from the input port to a selected one of the at least two output ports along an optical path via the ATO element. The ATO element is a lens or a mirror.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.