Brillouin-loss enabled Noise Figure Improvement for Chip-based Tunable Microwave Photonic Filters

Xie, Yiwei; Choudhary, Amol; Liu, Yang; Marpaung, David; Vu, Khu; Ma, Pan; Choi, Duk Yong; Madden, Steve; Eggleton, Benjamin J.

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Brillouin-loss enabled Noise Figure Improvement for Chip-based Tunable Microwave Photonic Filters

Date

2019

Authors

Eggleton, Benjamin J.

Abstract

We compare the noise figure (NF) of chip-based tunable microwave photonic bandpass filters using stimulated Brillouin scattering (SBS) gain and loss responses, respectively. The filter using SBS loss scheme exhibits 10-dB lower NF than that using SBS gain scheme.