5 papers
OFDM-ISAC Beyond CP Limit: Performance Analysis and Mitigation Algorithms
Peishi Li, Ming Li, Rang Liu +2
Orthogonal frequency division multiplexing (OFDM) is well-suited for integrated sensing and communications (ISAC), yet its cyclic prefix (CP) is dimensioned for communications-grad…
Extended Target Sensing in MIMO-OFDM ISAC Systems: Modeling, Optimization and Estimation
Rang Liu, Ming Li, A. Lee Swindlehurst
This paper develops a comprehensive target modeling, beamforming optimization, and parameter estimation framework for extended-target sensing in wideband MIMO-OFDM integrated sensi…
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…
Coordinated Decentralized Resource Optimization for Cell-Free ISAC Systems
Mehdi Zafari, Rang Liu, A. Lee Swindlehurst
Integrated Sensing and Communication (ISAC) is emerging as a key enabler for 6G wireless networks, allowing the joint use of spectrum and infrastructure for both communication and…
Reconfigurable Antenna Arrays: Bridging Electromagnetics and Signal Processing
Mengzhen Liu, Ming Li, Rang Liu +2
Reconfigurable antennas (RAs), capable of dynamically adapting their radiation patterns, polarization states, and operating frequencies, have emerged as a promising technology to m…