Device, apparatus, and method for adjusting optical signals, and storage medium
US12323229B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Dec 8, 2020 |
| Grant date | Jun 3, 2025 |
| Priority date | — |
| Expiry date | Feb 15, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04J14/02219
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An optical signal adjusting apparatus, device and method, and storage medium. The optical signal adjusting apparatus (1) includes a differential operation circuit (11), a feedforward amplification circuit (12) and a control circuit (13), wherein input ends of control circuit (13) are respectively connected to an output end of the differential operation circuit (11) and an output end of the feedforward amplification circuit (12); the differential operation circuit (11) is configured to perform a differential operation on an input optical signal and an output optical signal, to obtain a differential value; the feedforward amplification circuit (12) is configured to perform feedforward amplification on the input optical signal, to obtain a feedforward value; and the control circuit (13) is configured to receive the differential value and the feedforward value, and adjusts the output optical signal according to the differential value and the feedforward value, to obtain an adjusted output optical signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.