QoS-aware secure transmission design for VLC with semi-grant-free NOMA scheme

G Li, P Wang, B Zhou, H He, W Hao, T Yang - Optics Express, 2023 - opg.optica.org
This work aims to enhance the physical layer security (PLS) of non-orthogonal multiple
access (NOMA) aided indoor visible light communication (VLC) system with semi-grant-free …

Deep Reinforcement Learning-based Distributed Dynamic Spectrum Access in Multi-User Multi-channel Cognitive Radio Internet of Things Networks

X Zhang, Z Chen, Y Zhang, Y Liu… - IEEE Internet of Things …, 2024 - ieeexplore.ieee.org
Integrating cognitive radio into Internet of Things (IoT) is conducive to reducing spectrum
scarcity for large-scale IoT deployment, where a core technology is the design of spectrum …

Energy-Efficient Path-Loss-based Self-Organized Power Level Selection for GF-NOMA in mMTC

R Oda, T Hirai, N Wakamiya - 2024 IEEE International …, 2024 - ieeexplore.ieee.org
This paper proposes a path-loss-based self-organized power resource selection method to
suppress energy consumption in the grant-free power-domain non-orthogonal multiple …