6 citations · 14 across the 20 of their papers we have counts for
21 papers
A Novel Pulse Radar Framework for ISAC-FD-enabled URLLC Systems
Atefeh Rezaei, Ata Khalili, Falko Dressler +1
We propose a novel pulse radar framework for integrated sensing and communication (ISAC) systems supporting full-duplex (FD) ultra-reliable low-latency communication (URLLC). Motiv…
Optimization and Deep Learning based Resource Allocation for UAV-Aided Wireless Communication with Rotatable Antenna Array
Fengcheng Pei, Lin Xiang, Anja Klein +1
Multi-antenna unmanned aerial vehicle (UAV)-aided communication presents a promising solution to increase the system capacity and improve the quality of service (QoS) of the future…
Deep Reinforcement Learning for Cognitive Time-Division Joint SAR and Secure Communications
Mohamed-Amine Lahmeri, Ata Khalili, Yujiao Liu +2
Synthetic aperture radar (SAR) imaging can be exploited to enhance wireless communication performance through high-precision environmental awareness. However, integrating sensing a…
Codebook-Based Self-Sustainable RIS: Optimal Splitting Schemes and Power Allocation
Friedemann Laue, Sebastian Lotter, Nikita Shani +1
This paper studies the codebook-based configuration of a reconfigurable intelligent surface (RIS) that extends the coverage of a base station (BS) while utilizing energy harvesting…
Cooperative ISAC for Joint Localization and Velocity Estimation in Cell-Free MIMO Systems
Zihuan Wang, Vincent W. S. Wong, Robert Schober
In this paper, we explore a cooperative integrated sensing and communication (ISAC) framework that utilizes orthogonal frequency division multiplexing (OFDM) waveforms. Under the c…
Two-Timescale Sum-Rate Maximization for Movable Antenna Enhanced Systems
Xintai Chen, Biqian Feng, Yongpeng Wu +2
This paper studies a novel movable antenna (MA)-enhanced multiuser multiple-input multiple-output downlink system designed to improve wireless communication performance. We aim to…
Sensing Accuracy Optimization for Multi-UAV SAR Interferometry with Data Offloading
Mohamed-Amine Lahmeri, Pouya Fakharizadeh, Víctor Mustieles-Pérez +3
The integration of unmanned aerial vehicles (UAVs) with radar imaging sensors has revolutionized the monitoring of dynamic and local Earth surface processes by enabling high-resolu…
Introducing Resilience to IRS-Assisted Secure Wireless Systems
Yifei Wu, Mehmet Emin Arslan, Niels Neumann +2
Intelligent reflecting surfaces (IRSs) are envisioned as a transformative method for enhancing the physical layer security of future communication networks. However, current IRS-as…
Sensing Accuracy Optimization for Communication-assisted Dual-baseline UAV-InSAR
Mohamed-Amine Lahmeri, Víctor Mustieles-Pérez, Martin Vossiek +2
In this paper, we study the optimization of the sensing accuracy of unmanned aerial vehicle (UAV)-based dual-baseline interferometric synthetic aperture radar (InSAR) systems. A sw…
Beamforming for PIN Diode-Based IRS-Assisted Systems Under a Phase Shift-Dependent Power Consumption Model
Qiucen Wu, Tian Lin, Xianghao Yu +2
Intelligent reflecting surfaces (IRSs) have been regarded as a promising enabler for future wireless communication systems. In the literature, IRSs have been considered power-free…
Globally Optimal Movable Antenna-Enhanced multiuser Communication: Discrete Antenna Positioning, Motion Power Consumption, and Imperfect CSI
Yifei Wu, Dongfang Xu, Derrick Wing Kwan Ng +2
Movable antennas (MAs) represent a promising paradigm to enhance the spatial degrees of freedom of conventional multi-antenna systems by dynamically adapting the positions of anten…
Advanced ISAC Design: Movable Antennas and Accounting for Dynamic RCS
Ata Khalili, Robert Schober
We investigate resource allocation in integrated sensing and communication (ISAC) systems exploiting movable antennas (MAs) to enhance system performance. Unlike the existing ISAC…
UAV Formation and Resource Allocation Optimization for Communication-Assisted 3D InSAR Sensing
Mohamed-Amine Lahmeri, Víctor Mustieles-Pérez, Martin Vossiek +2
In this paper, we investigate joint unmanned aerial vehicle (UAV) formation and resource allocation optimization for communication-assisted three-dimensional (3D) synthetic apertur…
Efficient UAV Hovering, Resource Allocation, and Trajectory Design for ISAC with Limited Backhaul Capacity
Ata Khalili, Atefeh Rezaei, Dongfang Xu +2
In this paper, we investigate the joint resource allocation and trajectory design for a multi-user, multi-target unmanned aerial vehicle (UAV)-enabled integrated sensing and commun…
Wireless Information and Energy Transfer in the Era of 6G Communications
Constantinos Psomas, Konstantinos Ntougias, Nikita Shanin +8
Wireless information and energy transfer (WIET) represents an emerging paradigm which employs controllable transmission of radio-frequency signals for the dual purpose of data comm…
Robust Trajectory and Resource Optimization for Communication-assisted UAV SAR Sensing
Mohamed-Amine Lahmeri, Walid R. Ghanem, Christina Bonfert +1
In this paper, we investigate joint 3-dimensional (3D) trajectory planning and resource allocation for rotary-wing unmanned aerial vehicle (UAV) synthetic aperture radar (SAR) sens…
Interference Mitigation for Network-Level ISAC: An Optimization Perspective
Dongfang Xu, Yiming Xu, Xin Zhang +3
Future wireless networks are envisioned to simultaneously provide high data-rate communication and ubiquitous environment-aware services for numerous users. One promising approach…
UAV Formation Optimization for Communication-assisted InSAR Sensing
Mohamed-Amine Lahmeri, Victor Mustieles-Pérez, Martin Vossiek +2
Interferometric synthetic aperture radar (InSAR) is an increasingly important remote sensing technique that enables three-dimensional (3D) sensing applications such as the generati…
Joint Transmit Signal and Beamforming Design for Integrated Sensing and Power Transfer Systems
Kenneth MacSporran Mayer, Nikita Shanin, Zhenlong You +5
Integrating different functionalities, conventionally implemented as dedicated systems, into a single platform allows utilising the available resources more efficiently. We conside…
Globally Optimal Resource Allocation Design for Discrete Phase Shift IRS-Assisted Multiuser Networks with Perfect and Imperfect CSI
Yifei Wu, Dongfang Xu, Derrick Wing Kwan Ng +2
Intelligent reflecting surfaces (IRSs) are a promising low-cost solution for achieving high spectral and energy efficiency in future communication systems by enabling the customiza…
Information Rate-Harvested Power Tradeoff in THz SWIPT Systems Employing Resonant Tunnelling Diode-based EH Circuits
Nikita Shanin, Simone Clochiatti, Kenneth M. Mayer +3
In this paper, we study THz simultaneous wireless information and power transfer (SWIPT) systems. Since coherent information detection is challenging at THz frequencies and Schottk…