225-Gb/s PAM4 Operation Using Lumped-Electrode-Type EA-DFB Laser for 5- and 10-km Transmission with Low TDECQ
- Resource Type
- Conference
- Authors
- Nishimura, Kazuki; Asakura, Hideaki; Yamauchi, Syunya; Suzuki, Takanori; Nakai, Yoshihiro; Yamaguchi, Yoriyoshi; Kageyama, Takeo; Mitaki, Masatoshi; Endo, Yuma; Naoe, Kazuhiko
- Source
- 2023 Optical Fiber Communications Conference and Exhibition (OFC) Optical Fiber Communications Conference and Exhibition (OFC), 2023. :1-3 Mar, 2023
- Subject
- Communication, Networking and Broadcast Technologies
Photonics and Electrooptics
Voltage
Optical fiber communication
Optical amplifiers
Laser applications
Light sources
- Language
Both 5-km and 10-km transmission was demonstrated under 225-Gb/s PAM4 operation using EA-DFB lasers. We confirmed low TDECQ values of 2.0~3.2 dB for 5 km in the CWDM range and 10 km at 1293.5 nm.