60Gb/s waveguide-coupled O-band GeSi quantum-confined Stark effect electro-absorption modulator

S. A. Srinivasan,Clement Porret,S. Balakrishnan,Yoojin Ban,Roger Loo,Peter Verheyen,J. Van Campenhout,M. Pantouvaki

60Gb/s waveguide-coupled O-band GeSi quantum-confined Stark effect electro-absorption modulator

2021

S. A. Srinivasan
Clement Porret
S. Balakrishnan
Yoojin Ban
Roger Loo
Peter Verheyen
J. Van Campenhout
M. Pantouvaki

We report O-band GeSi quantum-confined Stark effect waveguide-coupled electro-absorption modulator with 50GHz bandwidth. Static extinction ratio of 5.2dB, insertion loss of 7.6dB and 60Gb/s NRZ-OOK operation are shown for a 2V swing.

Keywords:

Stark effect
Waveguide (electromagnetism)
Quantum-confined Stark effect
Materials science
Extinction ratio
Electro-absorption modulator
Insertion loss
Optoelectronics
Modulation
bandwidth

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