Real-time 2.2-Gb/s water-air OFDM-OWC system with low-complexity transmitter-side DSP

Y Shao, R Deng, J He, K Wu, LK Chen - Journal of Lightwave …, 2020 - opg.optica.org
Underwater optical wireless communication (UOWC) is of great interest to the academic and
the industry community. In this article, we propose a low-complexity and effective joint …

An advanced integrated visible light communication and localization system

H Yang, S Zhang, A Alphones, C Chen… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Visible light communication (VLC) is an emerging wireless technology to support high
transmission rate for indoor devices by using existing lighting infrastructure, and VLC-based …

Performance analysis of novel precoding matrix techniques for optical OFDM-based visible light communication systems

T Deepa, V Suseela, VV Mani - Optics & Laser Technology, 2022 - Elsevier
Abstract Visible Light Communication (VLC) exploits the renowned modulation scheme like
orthogonal frequency division multiplexing (OFDM) to accomplish high data rate …

Demonstration of real-time software reconfigurable dynamic power-and-subcarrier allocation scheme for OFDM-NOMA-based multi-user visible light communications

J Shi, Y Hong, R Deng, J He, LK Chen… - Journal of Lightwave …, 2019 - opg.optica.org
We propose and demonstrate a real-time software reconfigurable dynamic power-and-
subcarrier allocation scheme for orthogonal frequency division multiplexing based non …

Precoding-enabled FBMC/OQAM for short-reach IMDD transmission

M Chen, A Deng, L Zhang, R Li, J Yang… - IEEE Photonics …, 2021 - ieeexplore.ieee.org
Filter bank multicarrier with offset quadrature amplitude modulation (FBMC/OQAM) can
provide higher spectral efficiency and lower out-of-band spectral/power leakages than …

Performance enhancement of probabilistically shaped OFDM enabled by precoding technique in an IM-DD system

J Ma, J He, M Chen, K Wu, J He - Journal of Lightwave Technology, 2019 - opg.optica.org
Probabilistically shaped orthogonal frequency-division multiplexing (PS-OFDM) signal is
proposed and experimentally demonstrated in a low-cost intensity-modulation and direct …

Channel-aware adaptive physical-layer network coding over relay-assisted OFDM-VLC networks

Y Hong, LK Chen, J Zhao - Journal of Lightwave Technology, 2019 - ieeexplore.ieee.org
In this article, we propose and experimentally demonstrate the full-duplex channel-aware
adaptive physical-layer network (APNC) coding over orthogonal frequency division …

Digital DSM-enabled DAC-free gigabit FBMC-VLC system with FWHT-based interleaved block precoding

M Chen, J Zhou, Y Cai, Y Liu, H Zhou… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
Digital-to-analog converters (DACs) are widely used in bandwidth-limited visible-light
communication (VLC) systems for high spectral-efficiency multi-carrier signal generation. To …

Performance analysis of space multiplexing by superposed signal in multi-dimensional VLC system

L Qiao, X Lu, S Liang, J Zhang, N Chi - Optics express, 2018 - opg.optica.org
This paper first brings a single receiver multiple-input-multiple-output (SR-MIMO) model to
realize the space multiplexing in the visible light communication (VLC) system. The signals …

Real-Time 30-GSa/s Precoded and Partial Pre-Emphasized DMT Transceiver for Short-Reach IMDD Transmission

M Chen, J Xu, J Zhou, H Li, Y Liu - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
The precoding technique has been widely studied in multi-carrier modulation systems such
as discrete multi-tone (DMT), due to its ability to equalize subcarrier signal-to-noise (SNR) …