Transmission device, transmission system, and transmission method
US11018762B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 1, 2020 |
| Grant date | May 25, 2021 |
| Priority date | — |
| Expiry date | Jun 1, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B2210/078
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A transmission device that transmits main signal light to another transmission device via a transmission path, the transmission device includes a transmitter that generates monitoring signal light with intensity modulation based on a signal related to monitoring control of the transmission device and the other transmission device, a multiplexer that multiplexes the monitoring signal light into the main signal light, a receiver that acquires light receiving information from the other transmission device, the light receiving information being related to a light receiving state of the monitoring signal light, and a control circuit that controls a modulation degree of the intensity modulation in accordance with the light receiving information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.