Cost-effective ROADM Using Wide-bandwidth Silicon Tunable Ring Filter for Drop Operation

Ryosuke Matsumoto,Ryotaro Konoike,Hiroyuki Matsuura,Keijiro Suzuki,Takashi Inoue,Kazuhiro Ikeda,Shu Namiki,Ken-Ichi Sato

2024 Optical Fiber Communications Conference and Exhibition (OFC)（2024）

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摘要

We develop a ROADM using an 8-channel integrated polarization-insensitive, wide-bandwidth silicon tunable ring-filter for signal drop. A 75-GHz-spaced 60-channel 200-Gb/s DP-QPSK signal is transmitted over 640 km (8 span × 80 km) without any penalty.

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关键词

Reconfigurable Optical Add/drop Multiplexer,Ring Filter,Dynamic Range,Beam Splitter,Input Power,Bit Error Rate,Excessive Loss,Optical Filter,Signal Reception,Single-mode Fiber,Digital Oscilloscope,TE Mode,Tunable Filter,Ring Resonator,Arbitrary Waveform Generator,Coupling Loss,Silicon Photonics,Wavelength Channels,Polarization Diversity,Coherent Receiver,Bending Loss,Digital Signal Processing,Unexpected Loss,Grid Frequency

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