Efficient clock and carrier recovery algorithms for single-carrier coherent optical systems: A systematic review on challenges and recent progress

X Zhou - IEEE Signal Processing Magazine, 2014 - ieeexplore.ieee.org
Efficient Clock and Carrier Recovery Algorithms for Single-Carrier Coherent Optical Systems:
A systematic review on challenges a Page 1 1053-5888/14/$31.00©2014IEEE IEEE …

Carrier frequency offset estimation in the eigenvalue domain

T Maeda, D Hisano, Y Yoshida… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
Optical eigenvalue transmission is a promising technique to overcome Kerr nonlinear limits
in optical communication systems. The optical eigenvalue associated with the nonlinear …

Non-data-aided wide-range frequency offset estimator for QAM optical coherent receivers

T Nakagawa, M Matsui, T Kobayashi… - 2011 Optical Fiber …, 2011 - ieeexplore.ieee.org
Non-data-aided wide-range frequency offset estimator for QAM optical coherent receivers
Page 1 Non-Data-Aided Wide-Range Frequency Offset Estimator for QAM Optical Coherent …

Combining IST-based CFO compensation and neural network-based demodulation for eigenvalue-modulated signal

K Mishina, T Maeda, D Hisano, Y Yoshida… - Journal of Lightwave …, 2021 - opg.optica.org
Eigenvalue-based communication technologies using inverse scattering transform (IST)
have gained attention as a new transmission strategy in optical fiber communications. In …

Frequency offset estimation for optical coherent M-QAM detection using chirp z-transform

H Leng, S Yu, X Li, M Lan, P Liao… - IEEE Photonics …, 2012 - ieeexplore.ieee.org
The chirp z-Transform (CZT) is introduced to replace the traditional gradient descent (GD) in
frequency offset estimation for digital coherent quadrature amplitude modulation reception …

Blind carrier frequency offset estimation based on eighth-order statistics for coherent optical QAM systems

M Li, LK Chen - IEEE Photonics Technology Letters, 2011 - ieeexplore.ieee.org
We propose a carrier frequency offset estimation (FOE) algorithm based on eighth-order
statistics for optical quadrature amplitude modulation (QAM) signals. The FOE algorithm …

Doubly differential star-16-QAM for fast wavelength switching coherent optical packet transceiver

F Liu, Y Lin, AJ Walsh, Y Yu, LP Barry - Optics Express, 2018 - opg.optica.org
A coherent optical packet transceiver based on doubly differential star 16-ary quadrature
amplitude modulation (DD-star-16-QAM) is presented for spectrally and energy efficient …

Multisymbol QPSK partitioning for improved frequency offset estimation of 16-QAM signals

M Li, J Zhao, LK Chen - IEEE Photonics Technology Letters, 2014 - ieeexplore.ieee.org
We propose and investigate a generalized quadrature phase-shift keying (QPSK)
partitioning algorithm for carrier frequency offset (CFO) estimation in coherent optical 16 …

Ultra-wide Band Transmission and Signal Processing in Optical Communication Networks

J Yang - 2024 - discovery.ucl.ac.uk
Optical communication networks have been the backbone of global data transmission over
the last 40 years. As part of the research into advanced optical data transmission …

Increasing Maximum Reach in Coupled Core Multi-Core Fiber Using Subcarrier Multiplexing

H Selmy, A Carena - 2024 Asia Communications and …, 2024 - ieeexplore.ieee.org
Increasing Maximum Reach in Coupled Core Multi-Core Fiber Using Subcarrier Multiplexing
Page 1 Increasing Maximum Reach in Coupled Core Multi-Core Fiber using Subcarrier …