Submitted/Preparation
K. Park, H. Choi, G. Han, G. Lee, M. Kim, B. Ko, J. Yang, Y. Kim, H. Park, H. Lee, H. Kim, and J. Choi, "Massive MIMO in the 6G Era: Bridging Standardization and Research," in preparation.
S. Lee, G. Han, H. Cho, H. Choi, J. H. Han, K. T. Nam, and J. Choi, "Secure Intensity Modulation With Gold Nanoparticles in FSO Communication Systems," submitted to IEEE Transactions on Wireless Communications, 2025.
H. Park, M. Kim, H. Choi, and J. Choi, "Secure Beamforming for Hybrid Satellite-Terrestrial Relay Networks," submitted to IEEE Transactions on Wireless Communications, 2025.
J. Ahn, H. Choi, J. Cha, and J. Choi, "Two-timescale Precoder Design for RIS-Assisted Multi-Vendor Systems," submitted to IEEE Open Journal of the Communication Society, 2025.
Accepted/Published
G. Han, H. Choi, H. Cho, J. Han, K. Nam, and J. Choi, "Multi-User SLNR-Based Precoding With Gold Nanoparticles in Vehicular VLC Systems," IEEE Transactions on Communications, Early Access, 2025.
K. Park, H. Choi, B. Ko, M. Kim, G. Lee, D. Kwon, H. Park, B. Kim, M.-H. Shin, J. Choi, "Anomaly Detection Based UE-Centric Interference Suppression Scheme," accepted to IEEE Open Journal of the Communications Society, 2025.
J. Lv, J. Han, G. Han, S. An, S. Kim, R. Kim, J. Ryu, R. Oh, H. Choi, I. Ha, Y. Lee, M. Kim, G. Park, H. Jang, J. Doh, J. Choi, and K. Nam, "Spatiotemporally Modulating Full-Polarized Light Emission for Multiplexed Optical Encryption," Nature Communications, vol. 15, no. 1, pp. 8257 , Sept. 2024.
H. Choi, A. L. Swindlehurst, and J. Choi, "WMMSE-Based Rate Maximization for RIS-Assisted MU-MIMO Systems," iEEE Transactions on Communications, vol. 72, no. 8, pp. 5194-5208, Aug. 2024.
G. Han, H. Choi, R. M. Kim, K. T. Nam, J. Choi, and T. A. Tsiftsis, "On the Physical Security of Visible Light Communications Empowered by Gold Nanoparticles," Journal of Optical Communications and Networking, vol. 16, pp. 750-763, June 2024.
H. Choi, J. Chung, J. Oh, G. C. Alexandropoulos, and J. Choi, "WiThRay: A Versatile Ray-Tracing Simulator for Smart Wireless Environments," IEEE Access, vol. 11, pp. 56822-56845, 2023.
H. Lee, H. Choi, H. Kim, S. Kim, C. Jang, Y. Choi, and J. Choi, "Downlink Channel Reconstruction for Spatial Multiplexing in Massive MIMO Systems," IEEE Transactions on Wireless Communications, vol. 20, no. 9, pp. 6154-6166, Sept. 2021.
H. Choi and J. Choi, "Downlink Extrapolation for FDD Multiple Antenna Systems Through Neural Network Using Extracted Uplink Path Gains," IEEE Access, vol. 8, pp. 67100-67111, Apr. 2020.
H. Choi, V. L. Nguyen, J. Choi, and A. L. Swindlehurst, "A Deep Reinforcement Learning Approach for Autonomous Reconfigurable Intelligent Surfaces," IEEE 2024 International Conference on Communications (ICC), June 2024.
H. Choi and J. Choi, "WiThRay: Versatile 3D Simulator for Intelligent Reflecting Surface-aided MmWave Systems," 2021 International Symposium on Antennas and Propagation (ISAP), Nov. 2021.
H. Lee, H. Choi, H. Kim, S. Kim, and J. Choi, "Downlink Channel Reconstruction for Massive MIMO Spatial Multiplexing," IEEE 2021 International Conference on Communications (ICC), Aug. 2021.
K. Park, H Choi, B. Ko, M. Kim, G. Lee, B. Kim, M.-H. Shin, and J. Choi, "UE-Centric Inter-Cell Interference Mitigation: An Anomaly Detection Approach," 2025 IEEE 26th International Workshop on Signal Processing and Artificial Intelligence in Wireless COmmunications (IEEE SPAWC 2025), July 2025.
A. Mukherjee, H. Choi, and A. L. Swindlehurst, "GHOST 5G: Geolocation-Hardened Open System Transceiver with 5G Emission Control," MILCOM 2025 - 2025 Military COmmunications Coneference (MILCOM), Los Angeles, CA, USA, 2025.