RF Exposure Due to Mobile Devices Operated Close to the Human Body

Authors: Fernández-Rodríguez C, Bulla G, de Salles AA

Year: 1-3 October 2019

Category: Electromagnetic Field Safety, Health Physics

Journal: Proceedings of the 49th European Microwave Conference

URL: https://ieeexplore.ieee.org/document/8910925

Abstract

Study Overview

The study performed SAR (Specific Absorption Rate) simulations for mobile devices like mobile phones, laptops, tablets, and virtual reality glasses operated close to the human head and body. It used the FDTD (Finite-Difference Time-Domain) method and realistic models of different age groups.

Key Findings

  • Assessment of 1 g and 10 g SAR in various biological tissues.
  • Comparison of simulated SAR values with exposure guidelines highlighted exceedances.
  • Specific concerns raised about children's exposure and sensitive brain tissues like the hippocampus and cerebellum.

Technological and Regulatory Insights

  • Discussion on current antenna technologies and suggestions for improvements to reduce EMF exposure.
  • Urgent need for updated regulatory measures and dosimetric parameters for emerging technologies like 5G.

Conclusion

The study suggests significant health risks from prolonged use of mobile devices near the body and emphasizes the need for proactive measures adhering to the Precautionary Principle to mitigate these risks.

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