Free-space communication turbulence compensation by optical phase conjugation

J Chen, Y Huang, R Cai, A Zheng, Z Yu… - IEEE Photonics …, 2020 - ieeexplore.ieee.org
… proposed to mitigate the atmospheric turbulence effect in coherent free-space optical (FSO) …
OPC correction. When the OPCW backward passes through the turbulence, the aberration

Extending the detection and correction abilities of an adaptive optics system for free-space optical communication

S Zhang, R Wang, Y Wang, H Mao, G Xu, Z Cao… - … Communications, 2021 - Elsevier
… the effect of atmospheric turbulence for free-space optical communications. The AOSs are
… The turbulence-induced aberrations can be corrected by optimizing the system performance …

Free-space to single-mode fiber coupling efficiency with optical system aberration and fiber positioning error under atmospheric turbulence

Y Bian, Y Li, E Chen, W Li, X Hong, J Qiu… - Journal of Optics, 2022 - iopscience.iop.org
Free-space optical (FSO) communications have attracted … to improve the performance of FSO
communication systems. At the … of fiber coupling efficiency in the coma correction, spherical …

Performance evaluation of aeronautical uplink/downlink free-space optical communication system with adaptive optics over gamma–gamma turbulence channel

MC Gökçe, Y Ata, Y Baykal - Journal of Optics, 2022 - iopscience.iop.org
communication is significantly improved with the use of adaptive optics correcting wave front
aberrations using … weak, moderate and strong atmospheric turbulent levels. Being valid for …

Experimental study on adaptive optical wavefront correction with dual mirrors in free space optical communication

S Yang, X Ke - Optik, 2021 - Elsevier
… and the intensity of atmospheric turbulence, and that … -order aberrations are corrected using
FSM or low resolution few elements DM, and the high-order aberrations are corrected using

Application of AdamSPGD algorithm to sensor-less adaptive optics in coherent free-space optical communication system

H Zhang, L Xu, Y Guo, J Cao, W Liu, L Yang - Optics Express, 2022 - opg.optica.org
… is significantly limited by atmospheric turbulence, owing to … consider only the high-order
aberration correction unit [9,16]. … channel, we assume that the initial wavefront aberrations are …

Measuring the effect of real atmospheric turbulence on coherent free-space optical communications links

D McDonald, R Bellossi… - … through the Atmosphere …, 2022 - spiedigitallibrary.org
… c) Histograms of coupling loss L dB for the case without tip and tilt correction at D/r 0 = 4
and … We predict that excess losses in the system are due to static aberrations in our optics, …

Improving free-space optical communication with adaptive optics for higher order modulation

V Nafria, X Han, IB Djordjevic - Optics and Photonics for …, 2020 - spiedigitallibrary.org
… of free-space optical (FSO) communication is the wave-front aberration due to atmospheric
turbulence. … The controlling computer, running our software solution, computes the correction

Fiber laser transceiving and wavefront aberration mitigation with adaptive distributed aperture array for free-space optical communications

C Geng, F Li, J Zuo, J Liu, X Yang, T Yu, J Jiang, X Li - Optics Letters, 2020 - opg.optica.org
Correction of quasi-static phase wavefront aberrations has been demonstrated in the …
aberrations of atmospheric turbulence with typical frequency about 100 Hz could be corrected

Adaptive optics model characterizing turbulence mitigation for free space optical communications link budgets

LB Stotts, LC Andrews - Optics Express, 2021 - opg.optica.org
… reduce the severity of the atmospheric effects by reducing phase aberrations induced by the
… of PSF in atmospheric turbulence with tip-tilt correction to that without tip-tilt in free space [9, …