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Conference Paper
Bandwidth Enhancement of Directly Modulated Lasers Butt-coupled with Silica-Based AWG by External Optical Feedback Effect
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- Authors
- Seok-Jun Yun, Young-Tak Han, Seok-Tae Kim, Jang-Uk Shin, Sang-Ho Park, Dong-Hoon Lee, Seo-Young Lee, Yongsoon Baek
- Issue Date
- 2020-03
- Citation
- Optical Fiber Communication Conference (OFC) 2020, pp.1-3
- Language
- English
- Type
- Conference Paper
- Project Code
- 20HB1800, Development of low power On-Board integrated 400Gbps Trasmitting/Receiving Optical Engine for Hyper-scale Data Center, Baek Yongsoon
- Abstract
- By external optical feedback effect on DMLs butt-coupled with a silica-based AWG, we present that 3-dB bandwidths of a DML submodule can be extended to ~37.5 GHz (@ 90 mA) using commercial 28-Gbaud DML chips.
- KSP Keywords
- 5 GHz, Coupled with, Directly modulated laser(DML), Feedback effect, Silica-based, bandwidth enhancement, optical feedback