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Analysis of Complexity and Power Consumption in DSP-Based Optical Modulation Formats

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Abstract

Analysis shows that 400 GbE links using DSP-enabled 5×80Gb/s PAM-4, 4×100Gb/s hybrid CAP-16/QAM-16 and 4×100Gb/s QAM-16-OFDM have relative complexities of 1:5.4:5.7 and consume power of 0.71, 0.67 and 0.75 times that of 16×25Gb/s NRZ benchmark links.

© 2014 Optical Society of America

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