6 papers
Parasitic MIMO Beamforming for Multi-Active Multi-Parasitic Antenna Arrays with Binary Control
Taejun Lee, Byunghyun Lee, Thomas E. Roth +1
In 6G, MIMO dimensions continue to scale, yet the increased cost, power consumption, and hardware complexity associated with growing RF chains limit practical deployment. Parasitic…
Simulation-Driven Ensemble Machine Learning for Robust and Generalizable Path Loss Prediction
Ahmed P. Mohamed, Byunghyun Lee, Yaguang Zhang +3
Machine learning has emerged as a promising approach to path loss prediction, yet its effectiveness often degrades when measurement data are scarce. To address this limitation, we…
Integrated Polarimetric Sensing and Communication with Polarization-Reconfigurable Arrays
Byunghyun Lee, Rang Liu, David J. Love +2
Polarization diversity offers a cost- and space-efficient solution to enhance the performance of integrated sensing and communication systems. Polarimetric sensing exploits the sig…
Constant Modulus Waveform Design with Space-Time Sidelobe Reduction for DFRC Systems
Byunghyun Lee, Anindya Bijoy Das, David Love +2
Dual-function radar-communication (DFRC) is a key enabler of location-based services for next-generation communication systems. In this paper, we investigate the problem of designi…
Hybrid Fingerprint-based Positioning in Cell-Free Massive MIMO Systems
Manish Kumar, Tzu-Hsuan Chou, Byunghyun Lee +3
Recently, there has been an increasing interest in 6G technology for integrated sensing and communications, where positioning stands out as a key application. In the realm of 6G, c…
Spatial-Division ISAC: A Practical Waveform Design Strategy via Null-Space Superimposition
Byunghyun Lee, Hwanjin Kim, David J. Love +1
Integrated sensing and communications (ISAC) is a key enabler of new applications, such as precision agriculture, extended reality (XR), and digital twins, for 6G wireless systems.…