Some Notes on the Verification of the Exposure Limits in 5G Systems

Authors: Migliore MD

Year: 8-10 July 2019

Category: Electromagnetic Field Safety

Journal: 2019 IEEE International Symposium on Measurements & Networking (M&N)

Institution: IEEE International Symposium on Measurements & Networking (M&N)

DOI: 10.1109/IWMN.2019.880504

URL: https://ieeexplore.ieee.org/document/8805045

Abstract

Abstract Summary

The aim of this presentation is to explore various issues concerning the measurement of Electromagnetic Field Exposure (EFE) in 5G communication systems. The primary focus is on how using spatial resources to increase network capacity introduces new uncertainties in estimating field intensity, especially compared to previous cellular network generations.

  • Discussion of simple examples relating to Massive MIMO communication systems.

Conclusions

The use of highly reconfigurable antennas introduces significant challenges in measuring electromagnetic exposure to populations. This paper discusses:

  • Necessity of new measurement protocols that take into account the reconfigurable nature of the field.
  • Potential approaches for measuring field intensity, including the use of 'forcing' reconfigurable antennas to synthesize maximum exposure towards measurement positions.
  • Utilization of near-field measurement techniques for estimating field amplitudes near antennas.
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