BS IEC/IEEE 62704-4:2020

Determining the Peak Spatial-Average Specific Absorption Rate (SAR) in the Human Body from Wireless Communication Devices, 30 MHz to 6 GHz

Standard Number: BS IEC/IEEE 62704-4:2020

Pages: 52

Released: December 16, 2020

ISBN: 978 0 580 95471 9

Status: Standard

Overview

The BS IEC/IEEE 62704-4:2020 standard is an essential document for professionals involved in the assessment of electromagnetic exposure from wireless communication devices. This standard provides comprehensive guidelines for determining the peak spatial-average specific absorption rate (SAR) in the human body, covering a frequency range from 30 MHz to 6 GHz. It is a critical resource for ensuring compliance with safety regulations and optimizing the design of wireless devices to minimize human exposure to electromagnetic fields.

Key Features

• Finite Element Method (FEM): The standard outlines the general requirements for using the finite element method for SAR calculations, providing a robust framework for accurate and reliable assessments.
• Wide Frequency Range: Applicable to devices operating within the 30 MHz to 6 GHz frequency range, making it relevant for a broad spectrum of wireless technologies.
• Comprehensive Guidelines: Offers detailed instructions and methodologies for conducting SAR assessments, ensuring consistency and precision in measurement results.
• Internationally Recognized: As a joint publication by IEC and IEEE, this standard is recognized globally, facilitating international compliance and interoperability.

Benefits

Adopting the BS IEC/IEEE 62704-4:2020 standard provides numerous benefits for manufacturers, researchers, and regulatory bodies:

• Enhanced Safety: By accurately determining SAR levels, manufacturers can design safer wireless devices that comply with international safety standards, protecting users from excessive electromagnetic exposure.
• Regulatory Compliance: Ensures that products meet the necessary regulatory requirements, avoiding potential legal and financial repercussions associated with non-compliance.
• Design Optimization: Provides insights into the electromagnetic performance of devices, enabling engineers to optimize designs for improved efficiency and reduced SAR levels.
• Global Acceptance: Facilitates market access and acceptance across different regions by adhering to a widely recognized international standard.

Applications

This standard is applicable to a wide range of wireless communication devices, including but not limited to:

• Mobile phones and smartphones
• Tablets and laptops with wireless connectivity
• Wearable devices such as smartwatches and fitness trackers
• Wireless routers and access points
• IoT devices operating within the specified frequency range

Why Choose BS IEC/IEEE 62704-4:2020?

Choosing the BS IEC/IEEE 62704-4:2020 standard ensures that you are utilizing a document that is at the forefront of SAR assessment technology. Its comprehensive approach and detailed methodologies make it an invaluable tool for anyone involved in the design, testing, and regulation of wireless communication devices. By adhering to this standard, you demonstrate a commitment to safety, quality, and international best practices.

Conclusion

The BS IEC/IEEE 62704-4:2020 standard is a pivotal resource for the accurate assessment of SAR in wireless communication devices. Its adoption not only ensures compliance with safety regulations but also enhances the design and performance of devices, ultimately contributing to the protection of human health. Whether you are a manufacturer, researcher, or regulatory body, this standard is an indispensable tool in the ever-evolving landscape of wireless technology.

BS IEC/IEEE 62704-4:2020

This standard BS IEC/IEEE 62704-4:2020 Determining the peak spatial-average specific absorption rate (SAR) in the human body from wireless communication devices, 30 MHz to 6 GHz is classified in these ICS categories:

• 17.220.20 Measurement of electrical and magnetic quantities

IEC/IEEE 62704-4:2020 describes the concepts, techniques, and limitations of the finite element method (FEM) and specifies models and procedures for verification, validation and uncertainty assessment for the FEM when used for determining the peak spatial-average specific absorption rate (psSAR) in phantoms or anatomical models. It recommends and provides guidance on the modelling of wireless communication devices, and provides benchmark data for simulating the SAR in such phantoms or models.
This document does not recommend specific SAR limits because these are found elsewhere (e.g. in IEEE Std C95.1 or in the guidelines published by the International Commission on Non-Ionizing Radiation Protection (ICNIRP)).
This publication is published as an IEC/IEEE Dual Logo standard.