Optical repeater and optical signal amplifying method thereof
US8630550B2 · kind B2 · utility
0Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2011 |
| Grant date | Jan 14, 2014 |
| Priority date | — |
| Expiry date | Dec 7, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B10/2972
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Disclosed is an optical amplifier which includes an upward optical amplifier configured to amplify an input upward optical signal of an input optical signal; and a control circuit configured to control an operation of the upward optical amplifier according to whether an upward stream is detected from the input upward optical signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.