Energy-optimized monitoring system for underground cave environments based on long preamble LoRa

M Ragnoli, G Barile, A Leoni, S Ricci, V Stornelli - IEEE Access, 2025 - ieeexplore.ieee.org
Underground environments represent a hostile environment. The observation of
underground cave systems is fundamental to protecting and understanding the dynamics of …

Modeling microwave propagation in natural caves passages

MD Bedford, GA Kennedy - IEEE Transactions on antennas and …, 2014 - ieeexplore.ieee.org
An approach for modeling the attenuation of radio signals at microwave frequencies in
natural cave passages has been developed. The method involves sequentially modeling …

Historical Overview

JS Glickstein, S Mandal - Electromechanical Transmitters for ELF/VLF …, 2022 - Springer
Ultra-miniaturized and highly power-efficient extremely low-frequency (ELF) transmitters are
desirable for underground and undersea wireless communications. Note that for …

Samonapajajući čvorovi bežičnih senzorskih mreža za praćenje parametara životne sredine

Ž Mihajlović - 2018 - search.proquest.com
U disertaciji je opisan namenski projektovan bežični senzorski čvor namenjen za praćenje
parametara životne sredine. Razvijeno rešenje se odlikuje malom cenom i dimenzijama …