Multi-stage adaptive equalization for all-optical-aggregated 16QAM signal

Asahi Sueyoshi; Ken Mishina; Daisuke Hisano; Akihiro Maruta

doi:10.1587/comex.2022XBL0013

Asahi Sueyoshi, Ken Mishina, Daisuke Hisano, Akihiro Maruta

Author information

Keywords: all-optical signal processing, modulation format conversion, adaptive equalizer, data center networks

JOURNAL FREE ACCESS

2022 Volume 11 Issue 5 Pages 183-188

DOI https://doi.org/10.1587/comex.2022XBL0013

Browse “Advance online publication” version

Details

Abstract

We propose a multi-stage adaptive equalizer for the demodulation of an optical aggregated 16QAM. A successful demodulation of the 100Gbps class 16QAM signal was demonstrated without an OSNR penalty when the input PAM4 signals to the optical aggregation were not symbol-synchronized.

Corresponding author

Register with J-STAGE for free!