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 …

Multi-aperture fiber coherent combining system in urban horizontal atmospheric laser link

C Lao, J Sun, Z Lu, J Li, M Xu, H He, R Han, X Cai… - Optics …, 2020 - Elsevier
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 …

Combining module based on coherent polarization beam combining

Y Yang, C Geng, F Li, X Li - Applied Optics, 2017 - opg.optica.org
A multiaperture receiver with a phased array is an effective approach to overcome the effect
of the random optical disturbance in coherent free-space laser communications, in which …

Toward practical digital phase alignment for coherent beam combining in multi-aperture free space coherent optical receivers

C Rao, S Cui, Y Tu, K Zhou, D Liu - IEEE Access, 2020 - ieeexplore.ieee.org
In free space optical communication systems, multi-aperture coherent optical receivers
based on digital coherent beam combining (D-CBC) technique can provide exceptionally …

Free-space to few-mode-fiber coupling under atmospheric turbulence

D Zheng, Y Li, E Chen, B Li, D Kong, W Li, J Wu - Optics Express, 2016 - opg.optica.org
High speed free space optical communication (FSOC) has taken advantages of components
developed for fiber-optic communication systems. Recently, with the rapid development of …

All-fiber photonic lantern multimode optical receiver with coherent adaptive optics beam combining

B Zhang, J Sun, C Lao, CH Betters, A Argyros… - arXiv preprint arXiv …, 2021 - arxiv.org
A multimode optical receiver for free space optical communications (FSOC) based on a
photonic lantern and adaptive optics coherent beam combining (CBC) of the lantern's single …

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 …

Experimental results of 5-Gbps free-space coherent optical communications with adaptive optics

M Chen, C Liu, D Rui, H Xian - Optics Communications, 2018 - Elsevier
In a free-space optical communication system with fiber optical components, the received
signal beam must be coupled into a single-mode fiber (SMF) before being amplified and …

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 …

Enhanced fiber-coupling efficiency via high-order partially coherent flat-topped beams for free-space optical communications

Y Yuan, J Zhang, J Dang, W Zheng, G Zheng, P Fu… - Optics …, 2022 - opg.optica.org
The fiber-coupling efficiency of signal beams is crucial in free space optical (FSO)
communications. Herein, we derived an analytical expression for the fiber-coupling …