Thermal Effect Estimation of Smartphone Virtual Reality Headsets on Human Eye by Finite Element Method

Authors: Uluaydin N, Şeker S.

Year: 2022

Category: Electromagnetic Field Research

Journal: Sakarya University Journal of Science

Institution: Sakarya University

DOI: 10.16984/saufenbilder.972989

URL: http://www.saujs.sakarya.edu.tr/tr/pub/issue/70993/972989

Abstract

Overview

As virtual and augmented reality (VR/AR) technologies have gained popularity, especially during the Covid-19 pandemic, their widespread use in homes for entertainment, gaming, and video conferencing has raised concerns regarding electromagnetic (EM) radiation exposure.

Findings

  • Smartphones are increasingly used in VR headsets with limited ventilation, positioned close to the user's eyes.
  • The study utilizes the finite element method (FEM) to simulate exposure scenarios at 4G and 5G telecommunication frequencies.
  • There are potential thermal and non-thermal risks from EM radiation on the human eye suggested by the simulation.
  • Specific absorption rate (SAR) values might increase due to multi-radio connectivity features of smartphones when used for broadband Internet connectivity in VR/AR applications.

Conclusion

The study highlights the risk of EM radiation associated with the use of VR/AR headsets, which should be considered in light of the growing dependence on these technologies.

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