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Conferences > OFC > 2024 > W1A > W1A.4

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, and Ken-ichi Sato

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Abstract

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.

© 2024 The Author(s)

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