BS EN IEC 62209-3:2019

Measurement Procedure for the Assessment of Specific Absorption Rate (SAR)

In the rapidly evolving world of wireless communication, ensuring the safety of devices is paramount. The BS EN IEC 62209-3:2019 standard provides a comprehensive measurement procedure for assessing the Specific Absorption Rate (SAR) of human exposure to radio frequency fields. This standard is crucial for manufacturers, researchers, and regulatory bodies who are committed to maintaining safety standards in wireless communication devices.

Key Features of the Standard

• Standard Number: BS EN IEC 62209-3:2019
• Pages: 144
• Release Date: November 29, 2019
• ISBN: 978 0 580 97329 1
• Status: Standard

Comprehensive Coverage

This standard covers a frequency range from 600 MHz to 6 GHz, making it applicable to a wide array of modern wireless communication devices. Whether it's a hand-held smartphone or a body-mounted device, this standard provides the necessary guidelines to measure and assess the SAR effectively.

Why is SAR Assessment Important?

The Specific Absorption Rate (SAR) is a measure of the rate at which energy is absorbed by the human body when exposed to a radio frequency electromagnetic field. It is a critical parameter in ensuring that wireless devices are safe for human use. High levels of SAR can lead to thermal effects, which may cause tissue damage. Therefore, assessing SAR is essential to ensure that devices comply with safety regulations and do not pose health risks to users.

Vector Measurement-Based Systems

The BS EN IEC 62209-3:2019 standard introduces vector measurement-based systems for SAR assessment. This innovative approach allows for more accurate and reliable measurements, ensuring that the data collected is precise and reflective of real-world usage scenarios. By utilizing vector measurements, this standard sets a new benchmark in the assessment of radio frequency exposure.

Who Should Use This Standard?

This standard is indispensable for:

• Manufacturers: Ensuring that their products meet safety standards before reaching the market.
• Regulatory Bodies: Establishing guidelines and regulations to protect public health.
• Research Institutions: Conducting studies on the effects of radio frequency exposure.
• Testing Laboratories: Providing accurate SAR measurement services.

Benefits of Implementing BS EN IEC 62209-3:2019

Implementing this standard offers numerous benefits, including:

• Enhanced Safety: By adhering to this standard, manufacturers can ensure that their devices are safe for consumer use.
• Regulatory Compliance: Meeting the requirements of this standard helps in complying with international safety regulations.
• Consumer Confidence: Products that are tested and certified according to this standard are more likely to gain consumer trust.
• Innovation: Encourages the development of new technologies that prioritize user safety.

Conclusion

The BS EN IEC 62209-3:2019 standard is a vital tool in the assessment of SAR for wireless communication devices. By providing a detailed measurement procedure, it ensures that devices are safe for human exposure to radio frequency fields. This standard not only helps in maintaining high safety standards but also fosters innovation and consumer confidence in wireless technology.

For those involved in the design, testing, and regulation of wireless communication devices, the BS EN IEC 62209-3:2019 standard is an essential resource that provides the guidelines needed to ensure safety and compliance in the ever-evolving landscape of wireless technology.

BS EN IEC 62209-3:2019

This standard BS EN IEC 62209-3:2019 Measurement procedure for the assessment of specific absorption rate of human exposure to radio frequency fields from hand-held and body-mounted wireless communication devices is classified in these ICS categories:

• 33.060.20 Receiving and transmitting equipment
• 33.050.10 Telephone equipment
• 17.220.20 Measurement of electrical and magnetic quantities

IEC 62209-3: 2019 specifies measurement protocols and test procedures for the reproducible measurement of peak spatial-average specific absorption rate (psSAR) induced inside a simplified model of a human head or body by radio-frequency (RF) transmitting devices, with a specified measurement uncertainty. Requirements are provided for psSAR assessment using vector measurement-based systems. Such systems determine the psSAR by three-dimensional (3D) field reconstruction within the volume of interest in accordance with the requirements herein for the measurement system, calibration, uncertainty assessment and validation methods. The protocols and procedures apply for the psSAR assessments covering a significant majority of people including children during use of wireless communication devices operated in close proximity to the head or body.
This document is applicable to wireless communication devices intended to be used at a position near the human head or body at distances up to and including 200 mm. This document may be employed to evaluate SAR compliance of different types of wireless communication devices used next to the ear, in front of the face, mounted on the body, combined with other RF-transmitting or non-transmitting devices or accessories (e.g. belt-clip), or embedded in garments. The overall applicable frequency range is from 600 MHz to 6 GHz.
The system validation procedures provided within this document cover frequencies from 600 MHz to 6 GHz.
With a vector measurement-based system this document can be employed to evaluate SAR compliance of different types of wireless communication devices.
The wireless communication device categories covered include but are not limited to mobile telephones, cordless microphones, auxiliary broadcast devices and radio transmitters in personal computers, desktop and laptop devices, multi-band, multi-antenna, and push-to-talk devices.
Key Words: Human Exposure, Hand-Held and Body Mounted Wireless Communication Devices.