High Precision Frequency Locking System for Dual-DFB Lasers in UDWDM-PON
- Resource Type
- Conference
- Authors
- Chen, Zifeng; Lu, Qiaoyin; Guo, Weihua
- Source
- 2023 Opto-Electronics and Communications Conference (OECC) Opto-Electronics and Communications Conference (OECC), 2023. :1-3 Jul, 2023
- Subject
- Communication, Networking and Broadcast Technologies
Components, Circuits, Devices and Systems
Fields, Waves and Electromagnetics
Photonics and Electrooptics
Signal Processing and Analysis
Semiconductor lasers
Laser stability
Jitter
Optical network units
Temperature control
Frequency control
PON
DFB Lasers
Frequency Locking
ADC
FPGA
- Language
- ISSN
- 2166-8892
We demonstrate a high precision frequency locking system for dual-DFB lasers, which makes the frequency difference between two lasers less than ± 80 MHz when the ambient temperature varies from 10°C to 60°C.