3 papers
cs.IT2026
Reinforcement Learning-Based Secure Beamforming Against Satellite Eavesdroppers
Juhwan Seo, Hyesang Cho, Dong-Hyun Jung
This paper investigates physical-layer security for uplink low Earth orbit (LEO) satellite communications in the presence of multiple non-colluding satellite eavesdroppers. Secure…
cs.IT2025
Multi-User SLNR-Based Precoding With Gold Nanoparticles in Vehicular VLC Systems
Geonho Han, Hyuckjin Choi, Hyesang Cho +3
Visible spectrum is an emerging frontier in wireless communications for enhancing connectivity and safety in vehicular environments. The vehicular visible light communication (VVLC…
cs.IT2024
Smart Resource Allocation at mmWave/THz Frequencies with Cooperative Rate-Splitting
Hyesang Cho, Junil Choi
In this paper, we propose algorithms to minimize the energy consumption in millimeter wave/terahertz multi-user downlink communication systems. To ensure coverage in blockage-vulne…