400 Gb/s CWDM-4 PAM-4 Uncooled (22°C to 70°C) Directly Modulation Transmission over 20 km.

Son Thai Le,Yasuhiro Matsui,Ashish Verma,Martin Kwakernaak,Tsurugi Sudo

ECOC（2021）

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摘要

We demonstrate the first 400 Gb/s CWDM-4 PAM-4 transmission over a record distance of 20 km using commercial uncooled (22°C to 70°C) directly modulated lasers with tailored chirp characteristics for reach extension.

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关键词

CWDM-4 PAM-4 transmission,directly modulation transmission,commercial uncooled directly modulated lasers,chirp characteristics,temperature 22.0 degC to 70.0 degC,distance 20.0 km,bit rate 400 Gbit/s

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