[HTML][HTML] Aiming for high-capacity multi-modal free-space optical transmission leveraging complete modal basis sets

Z Hu, Y Li, Z Chen, DM Benton, AAI Ali, M Patel… - Optics …, 2023 - Elsevier
Free-space optical (FSO) communication has gained much interest due to its capability of
providing not only a cost-efficient solution where the optical fiber is too expensive or too …

Demonstration of a real-time 14 Tb/s multi-aperture transmit single-aperture receive FSO system with class 1 eye-safe transmit intensity

K Matsuda, M Binkai, S Koshikawa… - Journal of Lightwave …, 2022 - opg.optica.org
To achieve a link budget capable of supporting high capacity free space optical
communication (FSO), a high transmit power is required. However, the transmitter can …

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 …

Free-space optical communication based on mode diversity reception using a nonmode selective photonic lantern and equal gain combining

F Wang, C Qiu, M Zhang, G Hu - IEEE Photonics Journal, 2022 - ieeexplore.ieee.org
This paper experimentally investigates the perform-ance of free-space optical (FSO)
communication based on mode diversity reception (MDR) using nonmode selective …

Turbulence-resistant all optical relaying based on few-mode EDFA in free-space optical systems

S Cai, Z Zhang, X Chen - Journal of Lightwave Technology, 2019 - ieeexplore.ieee.org
We investigate the communication performance of a few-mode EDFA based all-optical
relaying system for atmospheric channels in this paper. A dual-hop free space optical …

Experimental comparison of 3-mode and single-mode coupling over a 1.6-km free-space link

DJ Geisler, TM Yarnall, G Lund… - Free-Space Laser …, 2018 - spiedigitallibrary.org
Free-space optical communications links have the perpetual challenge of coupling light from
free-space to a detector or fiber for subsequent detection. It is especially challenging to …

Mode diversity coherent receiver with few-mode fiber-coupling for high-speed free-space optical communication under atmospheric turbulence

M Arikawa, Y Ono, T Ito - Free-Space Laser Communication …, 2018 - spiedigitallibrary.org
We report investigations on the mode diversity receiver applied in optical links from low-
earth-orbital satellites to a ground terminal. We numerically simulated temporal power …

Analysis of free-space coupling to photonic lanterns in the presence of tilt errors

TM Yarnall, DJ Geisler, CM Schieler… - 2017 IEEE Photonics …, 2017 - ieeexplore.ieee.org
Analysis of Free-Space Coupling to Photonic Lanterns in the Presence of Tilt Errors Page 1
Analysis of Free-Space Coupling to Photonic Lanterns in the Presence of Tilt Errors Timothy M …

Coherent architectures for free-space optical communications

DJ Geisler - CLEO: Science and Innovations, 2020 - opg.optica.org
Custom coherent architectures can provide many advantages for FSO communications
systems through co-development of integrated photonics, ASIC-or FPGA-based DSP …