Characterization of Semiconductor-Laser Phase Noise with Digital Coherent Receivers
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Kikuchi, Kazuro
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Igarashi, Koji
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Univ Tokyo, Dept Elect Engn & Informat Syst, Bunkyo Ku, Tokyo 1138656, JapanUniv Tokyo, Dept Elect Engn & Informat Syst, Bunkyo Ku, Tokyo 1138656, Japan
Igarashi, Koji
[1
]
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[1] Univ Tokyo, Dept Elect Engn & Informat Syst, Bunkyo Ku, Tokyo 1138656, Japan
We develop a method of characterizing semiconductor-laser phase noise using a digital coherent receiver. The field spectrum, FM-noise spectrum, and phase-error variance can completely describe phase-noise characteristics.