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Conferences > OFC > 2015 > M3F > M3F.1

Versatile Coherent In-line 4-, 16-, 32-QAM Subcarrier Add/Drop-Multiplexing by Optical Frequency Conversion

Carsten Schmidt-Langhorst, Thomas Richter, Robert Elschner, Tomoyuki Kato, Takahito Tanimura, Shigeki Watanabe, and Colja Schubert

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Abstract

We experimentally investigate the modulation format scalability & agility of a coherent add/drop node. Extinction of 25 dB yields OSNR penalties up to 1.1-dB for 3.2-GBd intra-format subcarrier add/drop up to 32QAM and 0.8-dB for inter-format 4QAM-by-16QAM add/drop.

© 2015 Optical Society of America

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