We experimentally demonstrate heterodyne detection at a SNR of less than −20 dB with machine learning based optimized carrier phase estimation. Successful 17 GBaud BPSK signal demodulation is achieved without the use of pilot signals.

© 2020 The Author(s)

PDF Article
More Like This
Machine Learning in Quantum Communication

Max Rückmann, Sebastian Kleis, Christian G. Schaeffer, and Darko Zibar
SpTu3I.6 Signal Processing in Photonic Communications (SPPCom) 2020

Heterodyne Receivers for Quantum Communication

Christian G. Schaeffer, Sebastian Kleis, Max Rückmann, and Darko Zibar
T4H.1 Asia Communications and Photonics Conference (ACPC) 2019

CV-QKD System Using a Commercial Coherent Transceiver Module

Max Rückmann and Christian G. Schaeffer
F4E.2 Optical Fiber Communication Conference (OFC) 2021


You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an Optica member, or as an authorized user of your institution.

Contact your librarian or system administrator
Login to access Optica Member Subscription