Optical Phase-Interleaving Transmitter for 1.6-Tbit/s/λ Digital Coherent Systems Based on CMOS DACs

Hiroshi Yamazaki,Yoshihiro Ogiso,Masanori Nakamura,Teruo Jyo,Munehiko Nagatani,Josuke Ozaki,Takayuki Kobayashi,Toshikazu Hashimoto,Yutaka Miyamoto

2023 Opto-Electronics and Communications Conference (OECC)（2023）

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摘要

By using a bandwidth-extending transmitter with an $8 \times 4$ digital spectral weaver, CMOS DACs, and an optical phase-interleaving modulator, we achieved transmission at net bit rate beyond 1.6-Tbit/s/λ.

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关键词

Digital coherent,bandwidth extension,DAC,digital spectral weaver,phase interleaving,InP modulator

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