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학술대회 Bandwidth Enhancement of Directly Modulated Lasers Butt-coupled with Silica-Based AWG by External Optical Feedback Effect
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저자
윤석준, 한영탁, 김석태, 신장욱, 박상호, 이동훈, 이서영, 백용순
발행일
202003
출처
Optical Fiber Communication Conference (OFC) 2020, pp.1-3
협약과제
20HB1800, 데이터센터 통신용량 증대를 위한 저전력 On-Board 집적 400Gbps 광송수신 엔진 기술, 백용순
초록
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 제안 키워드
5 GHz, Coupled with, Directly modulated laser(DML), Feedback effect, Silica-based, bandwidth enhancement, optical feedback