Dr. Evangelos Vlachos
Tenure-track Researcher · ATHENA RC
Dr. Evangelos Vlachos
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Publication
New Paper: Game-Theoretic Power and Rate Control in IEEE 802.11p Wireless Networks
Researchers develop game-theoretic algorithms to optimize power and rate control in vehicular networks, improving reliability and efficiency of IEEE 802.11p communication.
May 19, 2022
1 min read
Paper
New Paper: Admm-based cooperative control for platooning of connected and autonomous vehicles
This research develops a novel ADMM-based cooperative control framework for platooning of connected autonomous vehicles, enabling efficient and collision-free acceleration adjustments.
May 16, 2022
1 min read
Paper
New Paper: Green joint radar-communications: RF selection with low resolution DACs and hybrid precoding
This paper introduces a novel RF chain and DAC bit selection approach for sub-arrayed hybrid MIMO joint radar-communications systems, optimizing energy efficiency while preserving information rate.
May 16, 2022
1 min read
Paper
New Paper: Towards 6G: Spectrally efficient joint radar and communication with radio frequency selection, interference and hardware impairments
This research contributes to 6G by developing a spectrally efficient joint radar-communication system that selects optimal radio frequencies, mitigates interference and hardware impairments, and achieves higher degrees of freedom.
Apr 25, 2022
1 min read
Paper
New Paper: Joint bit allocation and hybrid beamforming optimization for energy efficient millimeter wave MIMO systems
The paper jointly optimizes digital-to-analog converter bit resolutions and hybrid beamforming matrices to achieve energy-efficient millimeter wave MIMO systems, introducing a novel decomposition of the hybrid precoder and combiner.
Mar 1, 2021
1 min read
Paper
New Paper: Energy-efficiency maximization of hybrid massive MIMO precoding with random-resolution DACs via RF selection
This research introduces a novel hybrid massive MIMO precoding architecture using random-resolution DACs and RF selection to maximize energy-efficiency while preserving spectral-efficiency.
Feb 1, 2021
1 min read
Paper
New Paper: Privacy preservation in industrial IoT via fast adaptive correlation matrix completion
This study develops a fast adaptive method for completing correlation matrices in industrial IoT networks, preserving privacy by adding noise that maximizes uncertainty while maintaining structural information.
Dec 1, 2020
1 min read
Paper
New Paper: Radio-frequency chain selection for energy and spectral efficiency maximization in hybrid beamforming under hardware imperfections
Researchers develop an algorithm to optimize radio-frequency chain selection for efficient wireless transmission while minimizing hardware imperfections.
Dec 1, 2020
1 min read
Paper
New Paper: Joint localization and channel estimation for UAV-assisted millimeter wave communications
This research develops a novel joint localization and channel estimation framework for UAV-assisted mmWave communications, enabling accurate positioning and MIMO channel coefficient estimation through beam-space representation and matrix completion.
Nov 1, 2020
1 min read
Paper
New Paper: Energy efficiency maximization in millimeter wave hybrid MIMO systems for 5G and beyond
A novel energy-efficient beamformer maximizes millimeter wave hybrid MIMO system performance by optimizing DAC resolution and RF chain selection using Dinkelbach method and subset selection optimization.
Oct 27, 2020
1 min read
Paper
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