Entropy loading for capacity maximization of RGB-based visible light communications

PA Loureiro, VNH Silva, MCR Medeiros… - Optics …, 2022 - opg.optica.org
In this work, we propose and experimentally demonstrate an entropy loading technique
based on probabilistic constellation shaping for a visible light communication (VLC) system …

Neural-network-based direct waveform to symbol conversion for joint ISI and ICI cancellation in non-orthogonal multi-band CAP based UDWDM fiber-mmWave …

J Chen, J Jia, S Xing, J Wang, J Shi, J Zhang, N Chi - Optics Express, 2022 - opg.optica.org
The six-generation mobile network (6G) based on millimeter-wave (mmWave) is expected to
deliver more capacity and higher connection density compared with 5G. We demonstrate an …

Multi-kilometer visible light communication utilizing nonlinearity-adaptive hybrid probabilistic-geometric shaping

F Dong, Z Luo, Z Xu, X Lin, Y Zhou, Z Lu, Z Li, J Shi… - Optics …, 2024 - opg.optica.org
In this paper, we propose and experimentally demonstrate a high rate-distance product
visible light communication (VLC) system based on nonlinearity-adaptive hybrid …

Optimization of three-dimensional superposed constellation with probabilistic shaping for MIMO visible light communication systems

X Guo, T Chu, M Lu, K Xu, Q Zheng - Optics Express, 2024 - opg.optica.org
Superposed constellation technology has received increasing attention due to its robustness
to the correlation of multiple-input multiple-output (MIMO) channels in visible-light …

DACNN-aided nonlinear equalizer for a probabilistic shaping coherent optical communication system

Y Li, H Chang, Q Zhang, R Gao, F Tian, Q Tian… - Applied Optics, 2024 - opg.optica.org
The probabilistic shaping (PS) technique is a key technology for fiber optic communication
systems to further approach the Shannon limit. To solve the problem that nonlinear …

[HTML][HTML] Research on Rate Adaptation of Underwater Optical Communication with Joint Control of Photoelectric Domain

Y Chen, H Qiu, Y Li - Photonics, 2024 - mdpi.com
As the communication distance changes, the received signal strength of an underwater
optical communication system will change, and the range of its variation may not only …

[PDF][PDF] 可见光通信中概率整形算法研究

潘超, 罗也, 郭心悦 - Optical Communication Technology, 2023 - researching.cn
摘要院概率整形技术通过改变发送信源的概率分布, 可进一步提高可见光通信系统的信道容量.
提出一种新的概率整形算法, 首先引入正交频分复用调制建立可见光通信模型 …

Enhanced energy and spectrum efficiency in visible light communications

TZ Gutema - 2023 - era.ed.ac.uk
In recent years, there has been a surge in data traffic, leading to the investigation of using
optical frequencies in conjunction with radio frequency (RF) wireless communication …