Toward the internet of underground things: A systematic survey

N Saeed, MS Alouini… - … Surveys & Tutorials, 2019 - ieeexplore.ieee.org
This paper provides recent advances in the area of Internet of Underground Things (IoUT)
with emphasis on enabling communication technologies, networking issues, and …

A survey on subsurface signal propagation

U Raza, A Salam - Smart cities, 2020 - mdpi.com
Wireless Underground Communication (WUC) is an emerging field that is being developed
continuously. It provides secure mechanism of deploying nodes underground which shields …

Development of chipless and wireless underground temperature sensor system based on magnetic antennas and SAW sensor

S Kim, MR Adib, K Lee - Sensors and Actuators A: Physical, 2019 - Elsevier
A chipless and wireless underground sensor system was developed based on two magnetic
coil antennas with magnetic cores and a surface acoustic wave (SAW) resonator sensor to …

Signals in the soil: an introduction to wireless underground communications

A Salam, U Raza, A Salam, U Raza - Signals in the Soil: Developments in …, 2020 - Springer
In this chapter, wireless underground (UG) communications are introduced. A detailed
overview of WUC is given. A comprehensive review of research challenges in WUC is …

Capacity of magnetic-induction MIMO communication for wireless underground sensor networks

S Li, Y Sun, W Shi - International Journal of Distributed …, 2015 - journals.sagepub.com
In underground sensor networks, electronic magnetic waves undergo severe fading due to
the challenging environment. Magnetic-induction (MI) communication is a promising …

Efficient data handling of wireless sensor network for real time landslide monitoring system using fuzzy technique

MS Sumathi, GS Anitha… - … Conference on Circuit …, 2017 - ieeexplore.ieee.org
Monitoring natural environments is a challenging task on account of their unreceptive
features. The use of wireless sensor networks (WSNs) which is one of the emerging area, for …

Deployment of underground wireless sensor network based on magnetic core antennas and multiple surface acoustic wave sensor modules

S Kim, C Park, K Lee - Journal of Electrical Engineering & Technology, 2020 - Springer
For the first time, a 3less (batteryless, chipless, wireless) underground sensor system was
developed for real time monitoring of variations in temperature, humidity, and hydrogen gas …

Adaptive time delay estimation algorithm for indoor near‐field electromagnetic ranging

P Wang, X Zhang, G Sun, L Xu… - International Journal of …, 2017 - Wiley Online Library
The near‐field electromagnetic ranging technology exploits the near‐field behavior of radio
signals to measure distance in indoor real‐time location system. In this paper, we propose a …

Underground magnetic localization method and optimization based on simulated annealing algorithm

Q Huang, X Zhang, J Ma - 2015 IEEE 12th Intl Conf on …, 2015 - ieeexplore.ieee.org
This article proposes a magnetic localization method based on a simplified magnetic field
model. By using four 3-axis magnetometers, a current coil underground is able to be …

Energy efficient wireless sensor network with efficient data handling for real time landslide monitoring system using fuzzy data mining technique

MS Sumathi, GS Anitha - International Journal of Mobile …, 2018 - inderscienceonline.com
Wireless sensor network (WSN) is one of the emerging areas which are extensively being
used for development of real time monitoring systems. Landslides are the major cause of …