27 citations · 32 across the 25 of their papers we have counts for
12 papers · 1 filter
Multiuser MIMO-AFDM Beamforming for ISAC in Doubly Dispersive Channels
Rang Liu, Ming Li, A. Lee Swindlehurst +2
Integrated sensing and communication (ISAC) in high-mobility channels requires waveform and beamforming designs that are robust to delay-Doppler dispersion. With this in mind, in t…
Reliable ORIS-assisted FSO Communications via HARQ
Georgios D. Chondrogiannis, Athanasios P. Chrysologou, Vasilis K. Papanikolaou +3
This paper studies a free-space optical (FSO) link assisted by an optical reconfigurable intelligent surface (ORIS) and enhanced by a hybrid automatic repeat request (HARQ) scheme.…
Point Spread Function Optimization for Communication-assisted UAV-borne MIMO TomoSAR
Pouya Fakharizadeh, Mohamed-Amine Lahmeri, Gerhard Krieger +1
This paper tackles the optimization of the point spread function (PSF) of unmanned aerial vehicle (UAV)-borne multiple-input multiple-output (MIMO) synthetic aperture radar (SAR) t…
Movable-Antenna-Enhanced ISAC: Optimal Antenna Trajectory and Beamforming Design
Yifei Wu, Dongfang Xu, Derrick Wing Kwan Ng +2
Integrated sensing and communication (ISAC) is a key enabling technology for next-generation wireless networks. However, most existing ISAC systems rely on fixed-position antennas,…
Performance Scaling Laws for PD Array-based Receivers in IM/DD Optical Wireless Communication Systems
Aravindh Krishnamoorthy, Robert Schober, Harald Haas
We study the performance scaling laws for electrical-domain combining in photodetector (PD) array-based receivers employing intensity modulation and direct detection, taking into a…
Rotatable Antenna-Enabled Secure Wireless Communication
Liang Dai, Beixiong Zheng, Qingjie Wu +3
Rotatable antenna (RA) is a promising technology that exploits new spatial degree-of-freedom (DoF) to improve wireless communication and sensing performance. In this letter, we inv…
A Tutorial on MIMO-OFDM ISAC: From Far-Field to Near-Field
Qianglong Dai, Yong Zeng, Huizhi Wang +10
Integrated sensing and communication (ISAC) is one of the key usage scenarios for future sixth-generation (6G) mobile communication networks, where communication and sensing (C&S)…
Movable Antenna Enabled ISAC: Tackling Slow Antenna Movement, Dynamic RCS, and Imperfect CSI via Two-timescale Optimizati
Ata Khalili, Robert Schober
We investigate resource allocation for a movable antenna (MA) enabled integrated sensing and communication (ISAC) system scanning a sector for sensing and simultaneously serving mu…
Optical Wireless Communications: Enabling the Next Generation Network of Networks
Aravindh Krishnamoorthy, Hossein Safi, Othman Younus +20
Optical wireless communication (OWC) is a promising technology anticipated to play a key role in the next-generation network of networks, especially as a complementary technology t…
Two Birds With One Stone: Enhancing Communication and Sensing via Multi-Functional RIS
Wanli Ni, Wen Wang, Ailing Zheng +5
In this article, we propose new network architectures that integrate multi-functional reconfigurable intelligent surfaces (MF-RISs) into 6G networks to enhance both communication a…
Distributed Channel Estimation and Optimization for 6D Movable Antenna: Unveiling Directional Sparsity
Xiaodan Shao, Rui Zhang, Qijun Jiang +3
Six-dimensional movable antenna (6DMA) is an innovative technology to improve wireless network capacity by adjusting 3D positions and 3D rotations of antenna surfaces based on chan…
Radio Resource Management Design for RSMA: Optimization of Beamforming, User Admission, and Discrete/Continuous Rates with Imperfect SIC
L. F. Abanto-Leon, A. Krishnamoorthy, A. Garcia-Saavedra +3
This paper investigates the radio resource management (RRM) design for multiuser rate-splitting multiple access (RSMA), accounting for various characteristics of practical wireless…