6 papers · 1 filter
Minimizing Energy Consumption based on Waste Factor in Multi-user Multi-relay Systems
Nurullah Sevim, Mostafa Ibrahim, Sabit Ekin +1
The escalating energy demands of modern wireless networks make energy-efficient system design a central challenge for future 6G deployments. Relay-assisted communication has long b…
Masked Symbol Modeling for Demodulation of Oversampled Baseband Communication Signals in Impulsive Noise-Dominated Channels
Oguz Bedir, Nurullah Sevim, Mostafa Ibrahim +1
Recent breakthroughs in natural language processing show that attention mechanism in Transformer networks, trained via masked-token prediction, enables models to capture the semant…
Block Phase Tracking Reference Signal (PTRS) Allocation for DFT-s-OFDM
Mostafa Ibrahim, Sabit Ekin, Yingming +2
This study introduces a Block Phase Tracking Reference Signal (PTRS) allocation approach for Discrete Fourier Transform-spread-Orthogonal Frequency Division Multiplexing (DFT-s-OFD…
Signal Whisperers: Enhancing Wireless Reception Using DRL-Guided Reflector Arrays
Hieu Le, Oguz Bedir, Mostafa Ibrahim +2
This paper presents a multi-agent reinforcement learning (MARL) approach for controlling adjustable metallic reflector arrays to enhance wireless signal reception in non-line-of-si…
Propeller Modulation Equalization via Reference Tones
Mostafa Ibrahim, Sabit Ekin
Propeller modulation, also known as micro-Doppler modulation, presents a significant challenge in radio frequency (RF) inspection operations conducted via drones. This paper invest…
Guiding Wireless Signals with Arrays of Metallic Linear Fresnel Reflectors: A Low-cost, Frequency-versatile, and Practical Approach
Hieu Le, Oguz Bedir, Jian Tao +2
This study presents a novel mechanical metallic reflector array to guide wireless signals to the point of interest, thereby enhancing received signal quality. Comprised of numerous…