Publications
*: corresponding author, #: co-first author

MIMO-OFDM ISAC Signaling Design for Reciprocal Filtering-Based  Sensing Receiver,
- B. Xia, K. Han*, C. Masouros, IEEE Wireless Communications Letters, May 2026

Motion-Robust Non-Contact Heartbeat Sensing Using Radar Acoustics for Healthcare IoT,
- Y. Rong#, K. Han#, and D. W. Bliss, IEEE Internet of Things Journal, Jan. 2026

ISAC Network Planning: Sensing Coverage Analysis and 3-D BS Deployment Optimization,
- K. Meng, K. Han*, C. Masouros, L. Hanzo, IEEE Transactions on Wireless Communications, Jan. 2026

MIMO-OFDM Signaling Design for Noncoherent Distributed ISAC Systems,
- K. Han, K. Meng, C. Masouros, IEEE Transactions on Wireless Communications, Nov. 2025

Sensing-Secure ISAC: Ambiguity Function Engineering for Impairing Unauthorized Sensing,
- K. Han, K. Meng, C. Masouros, IEEE Transactions on Wireless Communications, Oct. 2025

Network-Level ISAC Design: State-of-the-Art, Challenges, and Opportunities,
- K. Han, K. Meng, X.Y. Wang, C. Masouros, IEEE Journal of Selected Topics in Electromagnetics, Antennas and Propagation, Sept. 2025

Network-level ISAC: An Analytical Study of Antenna Topologies Ranging from Massive to Cell-Free MIMO,
- K. Meng, K. Han*, C. Masouros, L. Hanzo, IEEE Transactions on Wireless Communications, Jun. 2025

Learning-Based Constellation Design for Uplink Bi-Static Integrated Sensing and Communication,
- J. Hu, K. Han, L. Jiang, K. Meng, F. Liu, C. Masouros, IEEE Transactions on Vehicular Technology, Mar. 2025

Sensing-Aided Distortion Estimation for OFDM Radar With Nonlinear Transmitter,
- S. Kang, K. Han*, S. Hong, IEEE Transactions on Radar Systems, Sept. 2024

Range-Angle Decoupling Technique Using Wavelength-Dependent Beamforming for High-Resolution MIMO Radar,
- K. Han, S. Hong, IEEE Transactions on Microwave Theory and Techniques, Jul. 2024

Sub-Nyquist Sampling OFDM Radar with a Time-Frequency Phase-Coded Waveform,
- S Kang, K. Han*, S Hong, IEEE Transactions on Vehicular Technology, Jun. 2024

Sub-Nyquist Sampling OFDM Radar,
- K. Han, S. Kang, and S. Hong,  IEEE Transactions on Radar Systems, Nov. 2023

Multiple Human Heart Rate Variability Detection Using MIMO FMCW Radar with Differential Beam Techniques,
- M. Hur, K. Han*, and S. Hong, IEEE Transactions on Radar Systems, Nov. 2023

Cancellation of the Angle Migration Effect for Motion Tracking Using MIMO FMCW Radar,
- M. Hur, K. Han*, and S. Hong, IEEE Microwave and Wireless Technology Letters, Sept. 2023

Null Space Projection-Based Design of Multibeam for Joint Communication and Sensing Systems,
- J. Suh, J. Kang, K. Han, S. Hong, and G. Gil, IEEE Communication Letters,  Aug. 2023

Body Motion Artifact Cancellation Technique for Cough Detection Using FMCW Radar,
- K. Han, B. Nibret, and S. Hong, IEEE Microwave and Wireless Technology Letters, Jan. 2023

High-Resolution Phased-Subarray MIMO Radar with Grating Lobe Cancellation Technique,
- K. Han, S. Hong, IEEE Transactions on Microwave Theory and Techniques, Jul. 2022

MIMO Monopulse Radar for Detecting Human Targets with I/Q Curve-Length Estimations,
- K. Han, S. Hong, IEEE Microwave and Wireless Components Letters, Mar. 2022

Vocal Signal Detection and Speaking-Human Localization with MIMO FMCW Radar,
- K. Han, S. Hong, IEEE Transactions on Microwave Theory and Techniques, Aug. 2021

Detection and Localization of Multiple Humans Based on Curve Length of I/Q Signal Trajectory Using MIMO FMCW Radar,
- K. Han, S. Hong, IEEE Microwave and Wireless Components Letters, Apr. 2021

Phase-Extraction Method with Multiple Frequencies of FMCW Radar for Human Body Motion Tracking,
- K. Han, S. Hong, IEEE Microwave and Wireless Components Letters, Sep. 2020

Differential Phase Doppler Radar with Collocated Multiple Receivers for Noncontact Vital Signal Detection,
- K. Han, S. Hong, IEEE Transactions on Microwave Theory and Techniques, Mar. 2019

Constellation Design in OFDM-ISAC over Data Payloads: From MSE Analysis to Experimentation,
- K. Han, K. Meng, A. Chatzicharistou, C. Masouros, accepted in 2026 IEEE International Communication Conference (ICC), 2026

Constellation Selection and Power Allocation for OFDM ISAC: Optimization and Experiments
- K. Meng,  K. Han, C. Masouros, accepted in 2026 IEEE International Communication Conference (ICC), 2026

Multi-User Geometric Constellation Shaping for MIMO-OFDM ISAC,
- A. Chatzicharistou, K. Han, C. Masouros, 2025 Asilomar Conference on Signals, Systems, and Computers,  2025

Antenna Topology Optimization for Distributed Integrated Sensing and Communication,
- K. Meng, K. Han, C. Masouros, 2025 23rd International Symposium on Modeling and Optimization in Mobile, Ad Hoc, and Wireless Networks (WiOpt),  2025

Impact of Synchronization Error and Phase Noise on OFDM-based Distributed ISAC Systems,
- K. Han, K. Meng, C. Masouros, 2025 IEEE Radar Conference (RadarConf25), 2025

Transmit Beamforming Design in Noncoherent Distributed Integrated Sensing and Communication,
- K. Han, K. Meng, C. Masouros, 2025 IEEE International Radar Conference, 2025

System-Level Study on Radar-Based Human Vocal Sound Estimation,
- Y. Rong, K. Han, A. Venkataramani, D. W. Bliss, 2025 IEEE International Radar Conference, 2025

Geometry Optimization in Cooperative Integrated Sensing and Communication Networks,
- K. Meng, K. Han, C. Masouros, L. Hanzo, 2025 IEEE Wireless Communications and Networking Conference (WCNC), 2025

Interference Cancellation Between OFDM Radars Using Pre-Assigned Pilot Signal and Strong Target Elimination,
- S. Kang, K. Han, S. Hong, 2024 European Radar Conference (EuRAD), 2024

Beamspace Matrix Completion in Subarray-Based Sparse Linear Array for High-Resolution Automotive MIMO Radar,
- K. Han, M. Bauduin, A. Bourdoux, 2024 Radar Conference (RadarConf24), 2024

Motion-Tolerant Radar-Based Heart Sound Detection,
- Y. Rong#, K. Han#, I. Lenz, D. W. Bliss, 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2024

Cough Detection Using Millimeter-Wave FMCW Radar,
- K. Han, S. Hong, 2023 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2023

ORORA: Outlier-Robust Radar Odometry,
- H. Lim, K. Han, G. Shin, G. Kim, S. Hong, H. Myung, 2023 IEEE International Conference on Robotics and Automation (ICRA), 2023

MIMO Differential Radar Using Null Point Beams for Vital Sign Detection in the Presence of Body Motions,
- K. Han, S. Hong, 2022 European Radar Conference (EuRAD), 2022

Detecting Locations and Vital Signs of Multiple Humans with MIMO FMCW Radar,
- K. Han, S. Hong, 2021 IEEE International Symposium on Antenna and Propagation (ISAP), 2021 (Invited Special Session)

Differential-Phase Radar with Amplitude-Compensated Complex Signal Demodulation for Vital Sign Detection,
- K. Han, S. Hong, 2019 IEEE Asia-Pacific Microwave Conference (APMC), 2019

Constellation-Independent Range Estimation in Payload-Based OFDM-ISAC,
- D. Yang, K. Meng, C. Masouros, K. Han, submitted to IEEE Wireless Communications Letters, 2026

Securing the Sensing Functionality in ISAC: KLD-Based Ambiguity Function Shaping,
- B. Du, K. Han, C. Masouros, submitted to npj Wireless Technology,  2026

OFDM-ISAC over Data Payloads: MSE Analysis, Constellation Design, and Experimentation,
- K. Han, K. Meng, A. Chatzicharistou, C. Masouros, submitted to IEEE Transactions on Wireless Communications, 2026

Constellation Selection and Power Control for OFDM-based ISAC: From Theory to Prototype,
- K. Meng, K. Han, C. Masouros, F. Liu, submitted to IEEE Transactions on Signal Processing, 2025

Next-Generation MIMO Transceivers for Integrated Sensing and Communications: Unique Security Vulnerabilities and Solutions,
- K. Han, C. Masouros, T. Riihonen, M.G Amin, submitted to Proceedings of the IEEE, 2025

Sensing Security in Near-Field ISAC: Exploiting Scatterers for Eavesdropper Deception,
- J. Chen, X. Lei, K. Meng, K. Han, Y. Zhang, C. Masouros, AP Petropulu, submitted to IEEE Transactions on Signal Processing, 2025

Over-the-Air Time-Frequency Synchronization in Distributed ISAC Systems,
- K. Han, K. Meng, C. Masouros, submitted to IEEE Transactions on Communications, 2025