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Updated: Nov 6, 2025

In Situ Soil Moisture Sensors in Undisturbed Soils
Published on: November 18, 2022
New approach for localization and smart data transmission inside underground mine environment
Ankita RayChowdhury1, Ankita Pramanik1, Gopal Chandra Roy2
1Department of Electronics and Telecommunication Engineering, Indian Institute of Engineering, Science & Technology, Shibpur, West Bengal India 711103.
This study introduces visible light communication for miner location and long-range communication for real-time underground data access, improving mine safety and environmental impact.
Area of Science:
- Mining Engineering
- Wireless Communication
- Environmental Technology
Background:
- Underground mines face challenges with real-time data access and environmental monitoring.
- Existing communication technologies have limitations in underground environments.
Purpose of the Study:
- To present advanced technologies for real-time underground data access.
- To improve the environmental impact of underground mining operations.
- To enhance miner safety through improved communication and location estimation.
Main Methods:
- Utilizing Visible Light Communication (VLC) for indoor miner positioning and signal-to-noise ratio (SNR) analysis.
- Implementing Long Range (LoRa) technology for transmitting underground data to surface control rooms.
- Comparing LoRa's range performance with existing surface communication technologies.
Main Results:
- VLC enables accurate miner location estimation within underground mines.
- LoRa technology provides a viable solution for long-range data transmission from underground to the surface.
- Analysis of SNR distribution for VLC systems provides insights into system performance.
Conclusions:
- The integration of VLC and LoRa technologies offers a significant advancement in underground mine communication.
- These technologies contribute to mitigating adverse environmental effects and enhancing operational safety.
- The proposed approach facilitates real-time data access, crucial for efficient mine management.
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