2 citations · 4 across the 25 of their papers we have counts for
29 papers
Polarforming-Enabled Power-Splitting SWIPT: A GNN-Based Optimization Approach
Hamed Aghaei-Karkaj, Kamran Ebrahimi, Zahra Mehrzad +3
Simultaneous wireless information and power transfer (SWIPT) is a critical technology for the future of the Internet of Things (IoT). However, ensuring a stable power supply in suc…
GNN-Based Polarforming for Multi-User MISO Short-Packet URLLC under Imperfect CSI
Zahra Mehrzad, Hamed Aghaei-Karkaj, Rahman Saadat Yeganeh +4
This paper investigates polarization-aware transmission for multi-user multiple-input single-output (MU-MISO) short-packet ultra-reliable low-latency communications (URLLC) under i…
Quantum Simultaneous Information and Power Transfer: Capacity-Power Trade-offs in Discrete and Continuous Channels
Nizar Khalfet, Ioannis Krikidis
This paper introduces a new framework for quantum simultaneous information and power transfer (QSIPT), enabling the joint use of quantum states for classical information and energy…
Constellation Design for Nonlinear Unified SWIPT Receiver Channels with Memory
Triantafyllos Mavrovoltsos, Elio Faddoul, Zulqarnain Bin Ashraf +3
Unified receivers (URs) have emerged as a promising architecture for simultaneous wireless information and power transfer (SWIPT), since a common rectifying front-end enables infor…
Large-scale Tunable Liquid Lens-assisted VLC Systems under Random Receiver Orientation
Kapila W. S. Palitharathna, Constantinos Psomas, Gaofeng Pan +1
This paper investigates the performance of tunable liquid lens (TLL)-assisted receivers in large-scale visible light communication (VLC) systems under random receiver orientation.…
Segment-Wise Soft Robotics Inspired Flexible Antenna Arrays: Design and Optimization
Shuaishuai Han, Konstantinos Ntougias, Elio Faddoul +1
In this paper, we propose a segment-wise soft robotic antenna (SRA) system, where each soft robotic arm referred to as a tentacle, comprises multiple independently controllable seg…
Dual-Diode Unified SWIPT for High Data Rates with Adaptive Detection
Zulqarnain Bin Ashraf, Triantafyllos Mavrovoltsos, Constantinos Psomas +2
Due to their low-complexity and energy-efficiency, unified simultaneous wireless information and power transfer (U-SWIPT) receivers are especially suitable for low-power Internet o…
Sub-6 GHz Beam-Reconfigurable Microfluidic Antenna Using Graphene Liquid for 5G Network
Sasmita Dash, Constantinos Psomas, Ioannis Krikidis
As wireless communication systems continue to grow rapidly, high-performance antennas become increasingly crucial for expanding coverage, improving capacity, and enhancing transmis…
Harnessing Chaotic Signals for Wireless Information and Power Transfer
Priyadarshi Mukherjee, Constantinos Psomas, Ioannis Krikidis
Chaotic dynamical systems have attracted considerable attention due to their inherent randomness and high sensitivity to initial conditions, which makes them ideal for secure wirel…
Lightwave Power Transfer-Enabled Underwater Optical ISAC Systems under Ship Attitude Variation
Kapila W. S. Palitharathna, Constantinos Psomas, Ioannis Krikidis
In this paper, we propose a lightwave power transfer-enabled underwater optical integrated sensing and communication (O-ISAC) system, where an access point (AP) mounted on a seasur…
1-bit RIS-aided Index Modulation with Quantum Annealing
Ioannis Krikidis, Constantinos Psomas, Gan Zheng
In this paper, we investigate a new index modulation (IM) scheme for reconfigurable intelligent surface (RIS)-assisted communications with 1-bit RIS phase resolution. In addition t…
Optimization of Liquid Lens-based Imaging Receiver for MIMO VLC Systems
Kapila W. S. Palitharathna, Christodoulos Skouroumounis, Ioannis Krikidis
In this paper, a liquid lens-based imaging receiver is proposed for multiple-input multiple-output (MIMO) visible light communication (VLC) systems. By dynamically adjusting the fo…
Reconfigurable Antenna Arrays With Tunable Loads: Expanding Solution Space via Coupling Control
Elio Faddoul, Konstantinos Ntougias, Ioannis Krikidis
The emerging reconfigurable antenna (RA) array technology promises capacity enhancement through dynamic antenna positioning. Traditional approaches enforce half-wavelength or great…
Soft Robotics-Inspired Flexible Antenna Arrays
Elio Faddoul, Andreas Nicolaides, Konstantinos Ntougias +1
In this work, a novel soft continuum robot-inspired antenna array is proposed, featuring tentacle-like structures with multiple antenna elements. The proposed array achieves reconf…
Chaotic Noncoherent SWIPT in Multi-Functional RIS-Aided Systems
Priyadarshi Mukherjee, Constantinos Psomas, Himal A. Suraweera +1
In this letter, we investigate the design of chaotic signal-based transmit waveforms in a multi-functional reconfigurable intelligent surface (MF-RIS)-aided set-up for simultaneous…
Outage Probability Analysis of Tunable Liquid Lens-assisted VLC Systems
Kapila W. S. Palitharathna, Constantinos Psomas, Nikos A. Mitsiou +1
This paper presents a tunable liquid lens (TLL)-assisted indoor mobile visible light communication system. To mitigate performance degradation caused by user mobility and random re…
Liquid Lens-Based Imaging Receiver for MIMO VLC Systems
Kapila W. S. Palitharathna, Christodoulos Skouroumounis, Ioannis Krikidis
In this paper, we consider a tunable liquid convex lens-assisted imaging receiver for indoor multiple-input multiple-output (MIMO) visible light communication (VLC) systems. In con…
Information-Energy Capacity Region for SLIPT Systems over Lognormal Fading Channels: A Theoretical and Learning-Based Analysis
Nizar Khalfet, Kapila W. S. Palitharathna, Symeon Chatzinotas +1
This paper presents a comprehensive analysis of the information-energy capacity region for simultaneous lightwave information and power transfer (SLIPT) systems over lognormal fadi…
An RIS-enabled Time Reversal Scheme for Multipath Near-Field Channels
Andreas Nicolaides, Constantinos Psomas, Ioannis Krikidis
Time reversal (TR) is a promising technique that exploits multipaths for achieving energy focusing in high-frequency wideband communications. In this letter, we focus on a TR schem…
DCSK-based Waveform Design for Self-sustainable RIS-aided Noncoherent SWIPT
Priyadarshi Mukherjee, Constantinos Psomas, Ioannis Krikidis
This paper investigates the problem of transmit waveform design in the context of a chaotic signal-based self-sustainable reconfigurable intelligent surface (RIS)-aided system for…
Optimizing Configuration Selection in Reconfigurable-Antenna MIMO Systems: Physics-Inspired Heuristic Solvers
I. Krikidis, C. Psomas, A. K. Singh +1
Reconfigurable antenna multiple-input multiple-output (MIMO) is a foundational technology for the continuing evolution of cellular systems, including upcoming 6G communication syst…
MIMO with 1-bit Pre/Post-Coding Resolution: A Quantum Annealing Approach
Ioannis Krikidis
In this paper, we study the problem of digital pre/post-coding design in multiple-input multiple-output (MIMO) systems with 1-bit resolution per complex dimension. The optimal solu…
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…
On User Association in Large-Scale Heterogeneous LEO Satellite Network
Yuan Guo, Christodoulos Skouroumounis, Symeon Chatzinotas +1
In this paper, we investigate the performance of large-scale heterogeneous low Earth orbit (LEO) satellite networks in the context of three association schemes. In contrast to exis…