Wavelength division multiplexing wireless optical link
US6411414B1 · kind B1 · utility
22Cited by
2References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 19, 1998 |
| Grant date | Jun 25, 2002 |
| Priority date | — |
| Expiry date | Nov 19, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04J14/0305
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An optical wireless link using wavelength division multiplexing. A transmitter transmits an optical signal to a receiver over a free space medium, such as the atmosphere. The transmitter uses single mode optical structures between the lasers and the transmitting telescope, including one or more erbium-doped single mode fiber amplifiers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.