Multi-aperture Coherent Digital Combining Based on Complex-valued MIMO 2N× 2 Adaptive Equalizer for FSO Communication

N Liu, C Ju, D Wang, D Wang… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
Collecting light using multiple small apertures offers a lot of advantages over doing so using
a single large aperture, including the effective mitigation of scintillation under strong …

Blind skew compensation and digital combining with widely linear equalizer for multi-aperture coherent FSO communication

C Ju, N Liu, L Guan, D Wang, D Wang - Optics Express, 2023 - opg.optica.org
Coherent digital combining technology using multiple small apertures has a lot of
advantages over doing so with a single large aperture, including the effective mitigation of …

Performance investigation of multi-aperture digital combining algorithm for satellite-to-ground coherent optical communication

P Xie, Y Zhao, L Guan, X Zhang, C Ju, N Liu - Optics Communications, 2023 - Elsevier
An important component of the future communication network will include satellite-to-ground
communication technology. In the meantime, the community of communication network also …

An efficient adaptive equalization architecture for high-speed coherent PON systems

C Ju, N Liu, C Li - Optics Communications, 2020 - Elsevier
Algorithmic and architectural options and tradeoffs between performance and
complexity/power dissipation are imperative to be considered in the transfer of coherent …

Multiple-aperture direct-detection receiver based on maximal ratio combining for FSO communication

MT Nguyen, V Mai, H Kim - IEEE Photonics Technology Letters, 2022 - ieeexplore.ieee.org
Collecting light using multiple small apertures offers a lot of advantages over doing so using
a single large aperture, including the effective mitigation of scintillation under strong …

Multi-aperture all-fiber active coherent beam combining for free-space optical communication receivers

Y Yang, C Geng, F Li, G Huang, X Li - Optics Express, 2017 - opg.optica.org
Multi-aperture receiver with optical combining architecture is an effective approach to
overcome the turbulent atmosphere effect on the performance of the free-space optical …

Low complexity two-stage FOE using modified zoom-FFT for coherent optical M-QAM systems

B Tang, J Zhang, S Hu, B Xu, H Zhang… - IEEE Photonics …, 2020 - ieeexplore.ieee.org
We propose a novel low complexity two-stage frequency offset estimation (FOE) scheme
based on modified Zoom-FFT for square 16/64-quadrature amplitude modulation (QAM) …

Joint equalization of linear impairments using two-stage cascade Kalman filter structure in coherent optical communication systems

N Zhang, W Yi, Z Zheng, N Cui, R Guo, L Qiu… - Optics …, 2019 - Elsevier
In this paper, instead of adopting different algorithms to deal with the different impairments
separately based on different signal processing structures, we proposed a joint linear …

The real time implementation of a simplified 2-section equalizer with supernal SOP tracking capability

T Zeng, Z He, L Meng, J Li, X Li… - 2020 Optical Fiber …, 2020 - ieeexplore.ieee.org
The Real Time Implementation of a Simplified 2-Section Equalizer with Supernal SOP Tracking
Capability Page 1 M2J.7.pdf OFC 2020 © OSA 2020 The Real Time Implementation of a …

Adaptive digital combining for coherent free space optical communications with spatial diversity reception

J Sun, P Huang, Z Yao, J Guo - Optics Communications, 2019 - Elsevier
Spatial diversity reception is an effective technology to mitigate the atmospheric turbulence
effect on the performance of the coherent free space optical (FSO) communications …