Analysis of carrier phase extraction methods in 112-Gbit/s NRZ-PDM-QPSK coherent transmission system

T Xu, G Jacobsen, S Popov, J Li… - Asia Communications …, 2012 - opg.optica.org
We present a comparative analysis on three carrier phase extraction approaches, including
a one-tap normalized least mean square method, a block-average method, and a Viterbi …

Carrier phase estimation methods in coherent transmission systems influenced by equalization enhanced phase noise

T Xu, G Jacobsen, S Popov, J Li, AT Friberg… - Optics …, 2013 - Elsevier
We present a comparative study on three carrier phase estimation algorithms, including a
one-tap normalized least mean square (NLMS) method, a block-average method, and a …

Comparative study on carrier phase estimation methods in dispersion-unmanaged optical transmission systems

T Xu, T Liu, Y Zhang, G Jacobsen, J Li… - [IEEE] Advances in …, 2016 - discovery.ucl.ac.uk
The comparative study on three carrier phase estimation (CPE) methods, involving a one-
tap normalized leastmean-square algorithm, a block-wise average algorithm, and a Viterbi …

Adaptive carrier phase estimation in coherent systems

C Xie, PJ Winzer, G Raybon - Optical Fiber Communication …, 2012 - opg.optica.org
Conference title, upper and lower case, bolded, 18 point type, centered Page 1 Adaptive
Carrier Phase Estimation in Coherent Systems Chongjin Xie, Peter J. Winzer, and Gregory …

Analytical Investigations on Carrier Phase Recovery in Dispersion-Unmanaged n-PSK Coherent Optical Communication Systems

T Xu, G Jacobsen, S Popov, J Li, T Liu, Y Zhang… - Photonics, 2016 - mdpi.com
Using coherent optical detection and digital signal processing, laser phase noise and
equalization enhanced phase noise can be effectively mitigated using the feed-forward and …

Phase noise cancellation in coherent communication systems using a radio frequency pilot tone

T Xu, C Jin, S Zhang, G Jacobsen, S Popov… - Applied Sciences, 2019 - mdpi.com
Featured Application This work is performed for the compensation of the laser phase noise
(LPN) and the equalization enhanced phase noise (EEPN) in high-capacity, long-haul …

Carrier phase recovery based on KL divergence in probabilistically shaped coherent systems

J Zhao, LK Chen - Journal of Lightwave Technology, 2021 - ieeexplore.ieee.org
We propose a novel carrier phase recovery (CPR) method in probabilistically-shaped (PS)
coherent systems. This method targets to make the distribution of the received samples …

The influence of laser phase noise on carrier phase estimation of a real-time 16-qam transmission with fpga based coherent receiver

A Al-Bermani, C Woerdehoff, O Jan… - 2013 ITG …, 2013 - ieeexplore.ieee.org
In this article two efficient carrier phase estimation techniques with feed-forward structure
have been tested in a real-time transmission and compared with each other to present the …

Multi-pilot aided carrier phase estimation for single carrier coherent systems

M Pajovic, DS Millar, T Koike-Akino… - Signal Processing in …, 2015 - opg.optica.org
Multi-Pilot Aided Carrier Phase Estimation for Single Carrier Coherent Systems Page 1
SpT4D.4.pdf Advanced Photonics © 2015 OSA Multi-Pilot Aided Carrier Phase Estimation for …

An Improved Feed-Forward Carrier Recovery Algorithm for Coherent Receivers With -QAM Modulation Format

X Zhou - IEEE Photonics Technology Letters, 2010 - ieeexplore.ieee.org
An improved feed-forward carrier phase recovery method is proposed for coherent receivers
using M-ary quadrature amplitude modulation-based modulation formats. It is shown that by …