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Conferences > CLEO_SI > 2023 > SM2I > SM2I.8

Demonstration of IQ-channel Multiplexed Coherent DP-4ASK Signal with Reduced DAC Power Consumption for Downlink Transmission with Access-span Length Difference

Keiji Shimada, Mizuki Inagaki, Shota Eguchi, Ryosuke Matsumoto, and Takahiro Kodama

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Abstract

In coherent PON downlink transmission with 10-km access-span length difference between two ONUs, the adaptive IQ-imbalanced DP-4ASK signal can save the 22 % power consumption of the Q channel of DAC for IQ-balanced DP-4ASK signal.

© 2023 The Author(s)

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