5 papers
Joint Beamforming and 3D Location Optimization for Multi-User Holographic UAV Communications
Chandan Kumar Sheemar, Asad Mahmood, Christo Kurisummoottil Thomas +4
This paper pioneers the field of multi-user holographic unmanned aerial vehicle (UAV) communications, laying a solid foundation for future innovations in next-generation aerial wir…
Joint Holographic Beamforming and User Scheduling with Individual QoS Constraints
Chandan Kumar Sheemar, Christo Kurisummoottil Thomas, George C. Alexandropoulos +3
Reconfigurable holographic surfaces (RHS) have emerged as a transformative material technology, enabling dynamic control of electromagnetic waves to generate versatile holographic…
A First Look at the Performance Enhancement Potential of Fluid Reconfigurable Intelligent Surface
Abdelhamid Salem, Kai-Kit Wong, George Alexandropoulos +2
The fluid antenna concept represents shape-flexible and position-flexible antenna technologies designed to enhance wireless communication applications. In this paper, we apply this…
Near-Field Localization with Dynamic Metasurface Antennas at THz: A CRB Minimizing Approach
Ioannis Gavras, George C. Alexandropoulos
The recent trend for extremely massive antenna arrays and high frequencies facilitates localization and sensing, offering increased angular and range resolution. In this letter, we…
Holographic Joint Communications and Sensing With Cramer-Rao Bounds
Chandan Kumar Sheemar, Wali Ullah Khan, George Alexandropoulos +2
Joint Communication and Sensing (JCAS) technology facilitates the seamless integration of communication and sensing functionalities within a unified framework, enhancing spectral e…