Publications

S. Uniyal, N. T. Nguyen, G. Kumar, M. D. Renzo, and M. Juntti, "Outage, Symbol Error Probability, and Rate of RIS-Assisted MIMO Systems with Phase Errors," IEEE Transactions on Communications, 2025. (submitted)

S. Bhandari, Thang X. Vu, N. T. Nguyen, and S. Chatzinotas, "ISAC-Enabled Handover Design in LEO Satellite Networks," IEEE Transactions on Communications, 2025. (submitted)

T. Fang, N. T. Nguyen, and M. Juntti, "Deep Unfolded Shifted Power Iteration based ISAC Beamforming for Sum Rate and CRLB Balancing,"  IEEE Global Commun. Conf. (GLOBECOM), 2025 (submitted).

T. Fang, M. Ma, M. Juntti, N. Shlezinger, A. L. Swindlehurst, and N. T. Nguyen, "Optimal ISAC Beamforming Structure and Efficient Algorithms for Sum Rate and CRLB Balancing," IEEE Transactions on Signal Processing, 2025. (submitted)

T. D. Gian, V.-D. Nguyen, Vo P. S., N. T. Nguyen, D. T. Hoang, D. N. Nguyen, Nguyen C. L., and S. Chatzinotas, "WiLHPE: Advanced WiFi-based HPE with Lightweight Dynamic Convolutional Kernels and Multi-Modal Sensors," IEEE Transactions on Mobile Computing, 2025. (submitted)

P. Zivuku, V.-D. Nguyen, N. T. Nguyen, K. Ntontin, S. Chatzinotas and B. Ottersten, "Resource Allocation for RIS-Enhanced OFDM-MIMO ISAC Systems," IEEE Transactions on Communications, 2025 (major revision)

L. V. Nguyen, R. Liu, N. T. Nguyen, M. Juntti, B. Ottersten, and A. L. Swindlehurst, "Exploiting Symmetric Non-Convexity for Multi-Objective Symbol-Level DFRC Signal Design," IEEE Transactions on Wireless Communications 2025. (major revision)

A. Zaker, N. T. Nguyen, A. Alkhateeb, and M. Juntti, “Data-free knowledge distillation for LiDAR-aided beam tracking,” to submit to IEEE Transactions on Vehicular Technology, manuscript in preparation.

I. Welgamage, S. Tavakolian, A. Zaker, A. Alkhateeb, M. Juntti, and N. T. Nguyen, “Knowledge distillation for distributed vision-assisted beam management in mmWave communications,”  to submit to IEEE Transactions on Vehicular Technology, manuscript in preparation.

M. Ma, N. T. Nguyen, N. Shlezinger, Y. C. Eldar, A. L. Swindlehurst, and M. Juntti, “Knowledge distillation for sensing-assisted beam tracking in mmwave communications,” to submit to IEEE Transactions on Wireless Communications, manuscript in preparation.

N. T. Nguyen, M. Ma, N. Shlezinger, Y. C. Eldar, A. L. Swindlehurst, and M. Juntti, “Knowledge distillation for collaborative learning in distributed communications and sensing,” IEEE Wireless Communications, 2025, submitted.

S. Tavakolian, A. Zaker, A. Alkhateeb, M. Juntti, and N. T. Nguyen, “GNN-enabled mmwave beam prediction using sub-6GHz channels in cell-free massive MIMO systems,” 2025, to submit to IEEE Transactions on Communications, manuscript in preparation.

H. T. Nguyen, V.-D. Nguyen, N. T. Nguyen, N. C. Luong, V.-N. Q. Bao, H. Q. Ngo, D. Niyato, and S. Chatzinotas, "Energy Efficiency for Massive MIMO Integrated Sensing and Communication Systems," IEEE Journal on Selected Areas in Communications, 2025. (accepted)

A. Zaker, N. T. Nguyen, A. Alkhateeb, and M. Juntti, "Dynamic Joint Sensing and Communication Beamforming Design: A Lyapunov Approach," IEEE Communications Letter, 2025. (accepted)

M. Ma, N. T. Nguyen, I. Atzeni, A. L. Swindlehurst, and M. Juntti, "Digital and Hybrid Precoding Designs in Massive MIMO with Low-Resolution ADCs,"  IEEE Wireless Communications Letter, vol. 14, no. 8, pp. 2446-2450, Aug. 2025.

M. Ma, N. T. Nguyen, I. Atzeni, and M. Juntti, "Joint Beamforming Design and Bit Allocation in Massive MIMO with Resolution-Adaptive ADCs," IEEE Transactions on Wireless Communications,  2025. (accepted) [PDF]

N. T. Nguyen, V.-D. Nguyen, H. V. Nguyen, H. Q. Ngo, A. L. Swindlehurst, and M. Juntti, "Performance Analysis and Power Allocation for​ Massive MIMO ISAC," IEEE Transactions on Signal Processing,  vol. 73, pp. 1691-1707, March 2025. [PDF]

E. Egashira, D. M. Osorio, N. T. Nguyen, and M. Juntti, "Secure mmWave MIMO Networks Employing Hybrid Active-Passive RIS," IEEE Transactions on Communications, 2024 (accepted). [PDF]

N. T. Nguyen, L. V. Nguyen, N. Shlezinger, Y. C. Eldar, A. L. Swindlehurst, and M. Juntti, "Joint Communications and Sensing Hybrid Beamforming Design via Deep Unfolding," IEEE Journal of Selected Topics in Signal Processing, vol. 18, no. 5, pp. 901-916, July 2024.  [PDF]

M. Ma, N. T. Nguyen, and M. Juntti, "Switch-Based Hybrid Beamforming Transceiver Design for Wideband Communications With Beam Squint," IEEE Transactions on Vehicular Technology, vol. 74, no. 2, pp. 2840-2855, Sep. 2024. [PDF]

I. Bilbao, E. Iradier, J. Montalban, P. Angueira, N. T. Nguyen, and M. Juntti, "Deep Unfolding-Powered Analog Beamforming for In-Band Full-Duplex," IEEE Open Journal of the Communications Society, vol. 5, pp. 3753-3761, June 2024.

N. Shlezinger, M. Ma, O. Lavi, N. T. Nguyen, Y. C. Eldar, and M. Juntti, “Artificial Intelligence-Empowered Hybrid Multiple-Input/Multiple-Output Beamforming: Learning to Optimize for High-Throughput Scalable MIMO,” IEEE Vehicular Technology Magazine, vol. 19, no. 3, pp. 58 - 67,  2024. [Code]

N. T. Nguyen, V.-D. Nguyen, Q. Wu, A. Tolli, S. Chatzinotas, and M.Juntti, "Fairness Enhancement of UAV Systems with Hybrid Active-Passive RIS," IEEE Transactions on Wireless Communications, vol. 23, no. 5, pp. 4379 - 4396, 2023. [PDF] [Code]

V.-D. Nguyen, T. X. Vu, N. T. Nguyen, D. C. Nguyen, M. Juntti, Nguyen C. L., Dinh T. H., D. N. Nguyen, and S. Chatzinotas,  "Network-Aided Intelligent Traffic Steering in 6G ORAN: A Multi-Layer Optimization Framework," IEEE Journal on Selected Areas in Communications, vol. 42, no. 2, pp. 398 - 405, Nov. 2023. [PDF]

N. T. Nguyen, M. Ma, O, Lavi, N. Shlezinger, Y. C. Eldar, A. L. Swindlehurst, and M. Juntti, "Deep Unfolding Hybrid Beamforming Design for THz Massive MIMO Systems," IEEE Transactions on Signal Processing, vol. 71, pp. 3788 - 3804, Oct. 2023. [PDF] [Code] (Top reading in 2023 - 2024)

N. T. Nguyen, N. Shlezinger, Y. C. Eldar, and M. Juntti, "Multiuser MIMO Wideband Joint Communications and Sensing System with Subcarrier Allocation," IEEE Transactions on Signal Processing, vol. 71, pp. 2997 - 3013, Aug. 2023. [PDF] [Code] (In IEEE Signal Processing Society’s top 25 downloaded articles from Sept. 2023 - Sept. 2024 for IEEE Transactions on Signal Processing on IEEE Xplore®. Top reading in 2023 - 2024.)

N. T. Nguyen, V.-D. Nguyen, V.-H. Nguyen, H. Q. Ngo, S. Chatzinotas,  and M. Juntti, "Spectral Efficiency Analysis of Hybrid Relay-Reflecting Intelligent Surface-Assisted Cell-Free Massive MIMO Systems," IEEE Transactions on Wireless Communications,   vol. 22, no. 5,  pp. 3397 - 3416, Nov. 2022. [PDF]

L. V. Nguyen, N. T. Nguyen, N. H. Tran, M. Juntti, A. L. Swindlehurst, and D. H. N. Nguyen  "Leveraging Deep Neural Networks for Massive MIMO Data Detection," IEEE Wireless Communications, vol. 30, no. 1, pp. 174 - 180, May 2022. [PDF]

A. Shojaeifard, K.-K. Wong, K.-F. Tong, Z. Chu, A. Mourad, A. Haghighat, I. Hemadeh, N. T. Nguyen, V. Tapio, and M. Juntti, "MIMO Evolution Beyond 5G Through Reconfigurable Intelligent Surfaces and Fluid Antenna Systems," Proceedings of the IEEE,  vol. 110, no. 9, pp. 1244 - 1265, May 2022. [PDF]

N. T. Nguyen, K. Lee, and H. Dai, "Hybrid Beamforming and Adaptive RF Chain Activation for Cell-Free Millimeter-Wave Massive MIMO Systems," IEEE Transactions on Vehicular Technology, vol. 71, no. 8, pp. 8739 - 8755, May 2022. [PDF] [Code]

N. T. Nguyen, Q.-D. Vu, K. Lee, and M. Juntti, "Hybrid Relay-Reflecting Intelligent Surface-Assisted Wireless Communications," IEEE Transactions on Vehicular Technology, vol.  71, no. 6, pp.6228 - 6244,  Mar. 2022.  [PDF] [Code]

N. T. Nguyen, K. Lee, and H. Dai, "Application of Deep Learning to Sphere Decoding for Massive MIMO Systems," IEEE Transactions on Wireless Communications, vol. 20, no. 10, pp. 6787 - 6803, May 2021. [PDF] [Code]

Q.-V. Pham, N. T. Nguyen, T. T. Huynh, L. B. Le, K. Lee, W.-J. Hwang, “Intelligent Radio Signal Processing: A Survey,” IEEE Access, vol.  9, pp. 83818-83850, June  2021. [PDF]

G. M. Gadiel, N. T. Nguyen, and K. Lee, "Dynamic Unequally Sub-Connected Hybrid Beamforming Architecture for Massive MIMO Systems," IEEE Transactions on Vehicular Technology, vol.  70, no. 4, pp. 3469 - 3478, Mar.  2021.

N. T. Nguyen and K. Lee, "Deep Learning-Aided Tabu Search Detection for Large MIMO Systems," IEEE Transactions on Wireless Communications, vol. 19, no. 6, pp. 4262-4275, Jun. 2020. [PDF] [Code]

N. T. Nguyen and K. Lee, "Unequally Sub-Connected Architecture for Hybrid Beamforming in Massive MIMO Systems," IEEE Transactions on Wireless Communications, vol. 19, no. 2, pp. 1127-1140, Feb. 2020. [PDF] [Code]

N. T. Nguyen and K. Lee, "Groupwise Neighbor Examination for Tabu Search Detection in Large MIMO Systems," IEEE Transactions on Vehicular Technology, vol. 69, no. 1, pp. 1136-1140, Jan. 2020.  [PDF]

N. T. Nguyen, K. Lee, and H. Dai, "QR-Decomposition-Aided Tabu Search Detection for Large MIMO Systems," IEEE Transactions on Vehicular Technology, vol. 68, no. 5, pp. 4857-4870, May 2019. [PDF]

N. T. Nguyen and K. Lee, "Coverage and Cell-Edge Sum-Rate Analysis of MmWave Massive MIMO Systems with ORP Schemes and MMSE receivers," IEEE Transactions on Signal Processing, vol. 66, no. 20, pp. 5349-5363, Oct. 2018. [PDF]

N. T. Nguyen and K. Lee, "Cell Coverage Extension with Orthogonal Random Precoding for Massive MIMO Systems," IEEE Access, vol.5, Apr. 2017. [PDF] 

A. Zaker, N. T. Nguyen, A. Alkhateeb, and M. Juntti, "Constrained Multimodal Sensing-Aided Communications: A Dynamic Beamforming Design," IEEE Global Commun. Conf. (GLOBECOM), 2025.

P. Tran, N. T. Nguyen, and M. Juntti, "Deep Reinforcement Learning for Hybrid RIS Assisted MIMO Communications", Asilomar Conf. Signals, Systems, and Computers  (ASILOMAR), 2025.

N. T. Nguyen and M. Juntti, "Hybrid RIS-aided Wireless Communications," International Symposium on Antennas and Propagation (ISAP), 2025.

A. Raza, N. T. Nguyen, and M. Juntti, "Deep Unfolding of Atomic Norm Minimization for DoA Estimation," IEEE Works. on Sign. Proc. Adv. in Wirel. Comms. (SPAWC), 2025.

S. Uniyal, N. T. Nguyen, and M. Juntti, "Outage and capacity analysis of hybrid RIS-assisted multi-user RSMA systems," IEEE Works. on Sign. Proc. Adv. in Wirel. Comms. (SPAWC), 2025.

S. Tavakolian, N. T. Nguyen, and M. Juntti, "Sparse Semantic Encoding for Vision and Position-Aided MmWave Beam Prediction," German Microwave Conference, 2025 (accepted).

M. Hatami, N. T. Nguyen, and M. Juntti, "Energy Efficient Waveform Design and Subcarrier Allocation for Multicarrier MIMO JCAS", in Proc. IEEE Wireless Communications and Networking Conference (WCNC), 2025..

M. Ma, N. T. Nguyen, I. Atzeni, and M. Juntti, "Hybrid Receiver Design for Massive MIMO-OFDM With Low-Resolution ADCs and Oversampling," in Proc. IEEE Wireless Communications and Networking Conference (WCNC) , 2025.

S. Uniyal, N. T. Nguyen, G. Kumar, M. D. Renzo, and M. Juntti, "RIS-Assisted Multiuser ISAC," in Proc. IEEE Wireless Communications and Networking Conference (WCNC), 2025.

M. Ma, T. Fang, N. Shlezinger, L. Swindlehurst, M. Juntti, and N. T. Nguyen,  "Model-Based Machine Learning for Max-Min Fairness Beamforming Design in JCAS Systems," in Proc. IEEE Int. Conf. Acoust., Speech, Signal Processing (ICASSP), 2025.

T. Fang, N. T. Nguyen, and M. Juntti, "Low-Complexity Cramér–Rao Lower Bound and Sum Rate Optimization in ISAC Systems," in Proc. IEEE Int. Conf. Acoust., Speech, Signal Processing (ICASSP), 2025.

T. D. Phan, D. Q. Nguyen, N. Takanen, N. T. Nguyen, M. juntti, and P. J. Soh, "ML-Assisted RIS for ISAC Systems: Initial Results in the 6G Study Band," in Proc. European Conference on Antennas and Propagation (EuCAP), 2025.

N. T. Nguyen, L. V. Nguyen, N. Shlezinger, Y. C. Eldar, A. L. Swindlehurst, and M. Juntti, "Deep Unfolding-Empowered MmWave Massive MIMO Joint Communications and Sensing," IEEE Joint Communications and Sensing Symposium (JC&S), 2025.

M. Hatami, N. T. Nguyen, and M. Juntti, "Joint Waveform Design and Sub-Carrier allocation for Multiuser MIMO JCAS", IEEE JC&S Symposium, 2024.

P. Mobaraki, N. T. Nguyen, and M. Juntti, "Deep Unfolding-Empowered Energy Efficiency Optimization in RIS-Assisted Wireless Communications," International Workshop on Energy-Aware Mobile IoT (Eware-IoT), 2024.

S. Uniyal, N. T. Nguyen, G. Kumar, and M. Juntti, "Outage Probability and Capacity Analysis of Active RIS-Assisted UAV RSMA Communications," IEEE Global Commun. Conf. (GLOBECOM), 2024.

N. T. Nguyen, T. Fang, H. Q. Ngo, and M. Juntti, "Multi-static Cell-Free Massive MIMO ISAC: Performance Analysis and Optimization," Asilomar Conf. Signals, Systems, and Computers  (ASILOMAR), 2024.

T. Fang, N. T. Nguyen, and M. Juntti, "Beamforming Design for Max-Min Fairness Performance Balancing in ISAC Systems," IEEE Works. on Sign. Proc. Adv. in Wirel. Comms. (SPAWC), Sept. 2024, Lucca, Italy.

M. Hatami, N. T. Nguyen, and M. Juntti, "Waveform Design for Multi-Carrier Multi-User MIMO Joint Communications and Sensing," IEEE Works. on Sign. Proc. Adv. in Wirel. Comms. (SPAWC), Sept. 2024, Lucca, Italy.

T. D. Gian, T.-H. Nguyen, N. T. Nguyen, and V.-D. Nguyen, "WiLHPE: WiFi-enabled Lightweight Channel Frequency Dynamic Convolution for HPE Tasks," IEEE International Conference on Communications and Electronics (IEEE ICCE), August 2024, Da Nang City, Vietnam.

I. Bilbao, N. T. Nguyen, D. P. Moya Osorio, V. Tapio, M. Juntti, E. Iradier, J. Montalbán, and P. Angueira, “Physical layer security beamforming design via deep unfolding,” IEEE International Mediterranean Conference on Communications and Networking (MEDITCOM), July 2024, Madrid, Spain.

N. T. Nguyen, V.-D. Nguyen, H. V Nguyen, H. Q. Ngo, A. L. Swindlehurst, and M. Juntti, "Massive MIMO Joint Communications and Sensing with MRT Beamforming," IEEE Radar Conference (RadarConf24), 2024, Denver, CO, USA.

P. Krishnananthalingam, N. T. Nguyen, and M. Juntti, “Constant Modulus Waveform Design for Wideband Multicarrier Joint Communications and Sensing via Deep Unfolding,” IEEE Wireless Communications and Networking Conference (WCNC), 2024.

V.-D. Nguyen, T. X. Vu, N. T. Nguyen, D. C. Nguyen, M. Juntti, Nguyen C. L., Dinh T. H., D. N. Nguyen, and S. Chatzinotas,  "Enabling Intelligent Traffic Steering in A Hierarchical Open Radio Access Network," IEEE Global Commun. Conf. (GLOBECOM), Kuala Lumpur, Malaysia, 2023.

N. T. Nguyen, L. V. Nguyen, N. Shlezinger, A. L. Swindlehurst, and M. Juntti, “Fast Deep Unfolded Hybrid Beamforming in Multiuser Large MIMO Systems,” IEEE Asilomar Conf. Signals, Systems, and Computers  (ASILOMAR), 2023, Pacific Grove, CA, USA (accepted).

M. Ma, N. T. Nguyen, I. Atzeni, and M. Juntti, “An analysis of oversampling in uplink massive MIMO-OFDM with low-resolution ADCs,” IEEE Works. on Sign. Proc. Adv. in Wirel. Comms. (SPAWC), Sep. 2023, Shanghai, China. (Best Student Paper Award)

N. T. Nguyen, N. Shlezinger, K.-H. Ngo, V.-D. Nguyen, and M. Juntti, “Joint communications and sensing design for multi-carrier MIMO systems,” IEEE Statistical Signal Processing Workshop (SSP), July 2023, Hanoi, Vietnam. (Best Paper Award)

N. T. Nguyen, M. Ma, N. Shlezinger, Y. C. Eldar, A. L. Swindlehurst, and M. Juntti, “Deep unfolding-enabled hybrid beamforming design for mmWave massive MIMO systems,” IEEE Int. Conf. Acoust., Speech, Signal Processing (ICASSP), June 2023, Rhodes Island, Greece.

M. Ma, N. T. Nguyen, and M. Juntti, "Beam Squint Analysis and Mitigation via Hybrid Beamforming Design in THz Communications," IEEE Int. Conf. Commun. (ICC), May 2023, Rome, Italy.

N. T. Nguyen, J. Kokkoniemi, and M. Juntti, "Beam Squint Effects in THz Communications with UPA and ULA: Comparison and Hybrid Beamforming Design," IEEE Global Commun. Conf. (GLOBECOM) Workshop, Dec. 2022, Rio de Janeiro, Brazil.

N. T. Nguyen, V.-D. Nguyen, Q. Wu, A. Tolli, S. Chatzinotas, and M.Juntti, "Hybrid Active-Passive Reconfigurable Intelligent Surface-Assisted UAV Communications," IEEE Global Commun. Conf. (GLOBECOM), Dec. 2022, Rio de Janeiro, Brazil.

N. T. Nguyen, V.-D. Nguyen, Q. Wu, A. Tolli, S. Chatzinotas, and M.Juntti, "Hybrid Active-Passive Reconfigurable Intelligent Surface-Assisted Multi-User MISO Systems," IEEE Works. on Sign. Proc. Adv. in Wirel. Comms. (SPAWC), Jul. 2022, Oulu, Finland.

N. T. Nguyen, V.-D. Nguyen, H. V Nguyen, H. Q. Ngo, S. Chatzinotas, and M. Juntti, "Downlink Throughput of Cell-Free Massive MIMO Systems Assisted by Hybrid Relay-Reflecting Intelligent Surfaces," IEEE Int. Conf. Commun. (ICC), May 2022, Seoul, South Korea.

E.  Egashira, D. Osorio, N. T. Nguyen, and M. Juntti, "Secrecy Capacity Maximization for a Hybrid Relay-RIS Scheme in mmWave MIMO Networks,"  IEEE Veh. Technol. Conf. (VTC Spring), June 2022, Helsinki, Finland.

T. H.-The, Q.-V. Pham, T.-V. Nguyen, V.-S. Doan, N. T. Nguyen, D. B. d. Costa, and D.-S. Kim, "Densely-Accumulated Convolutional Network for Accurate LPI Radar Waveform Recognition," IEEE Global Commun. Conf. (GLOBECOM), Dec. 2021, Madrid, Spain

M. Ma, N. T. Nguyen, and M. Juntti, "Switch-based Hybrid Beamforming for Wideband Multi-Carrier Communications," IEEE Int. ITG Work. Smart Antennas (WSA), Nov. 2021, French Riviera, France.

M. Ma, N. T. Nguyen, and M. Juntti, "Closed-Form Hybrid Beamforming Solution for Spectral Efficiency Upper Bound Maximization in MmWave MIMO-OFDM Systems," IEEE Veh. Technol. Conf. (VTC Fall), Sep. 2021, Norman, OK, USA .

K.-H. Ngo, N. T. Nguyen, T. Q. Dinh, T.-M. Hoang, and M. Juntti, "Low-Latency and Secure Computation Offloading Assisted by Hybrid Relay-Reflecting Intelligent Surface," IEEE Conf. Advanced Technol. Commun. (ATC), Oct. 2021, Hanoi, Vietnam. (Best Paper Award)

N. T. Nguyen, L. V. Nguyen, T. Huynh-T., D. H. N. Nguyen, A. L. Swindlehurst, and M. Juntti, "Machine Learning-based Reconfigurable Intelligent Surface-aided MIMO Systems," IEEE Works. on Sign. Proc. Adv. in Wirel. Comms. (SPAWC), Sept. 2021, Lucca, Italy.

J. He, N. T. Nguyen, R. Schroeder, Visa Tapio, J. Kokkoniemi, and Ma. Juntti, "Channel Estimation and Hybrid Architectures for RIS-Assisted Communications," EuCNC & 6G Summit, June 2021, Grenoble, France.

N. T. Nguyen, Q.-D. Vu, K. Lee, and M. Juntti, "Spectral Efficiency Optimization for Hybrid Relay-Reflecting Intelligent Surface," IEEE Int. Conf. Commun. (ICC) Workshop, June 2021, Montreal, Canada.