IEEE P62704-2/D5, Aug 2016
IEEE/IEC Approved Draft International Standard for Determining the Peak Spatial Average Specific Absorption Rate (SAR) in the Human Body from Wireless Communications Devices, 30 MHz - 6 GHz. Part 2: Specific Requirements for Finite Difference Time Domain (FDTD) Modelling of Exposure from Vehicle Mounted Antennas
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Language: English
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About This Item
IEEE P62704-2/D5, Aug 2016 is an IEEE/IEC approved draft international standard focused on determining peak spatial average specific absorption rate (SAR) in the human body from wireless communications devices operating from 30 MHz to 6 GHz. It addresses the finite difference time domain (FDTD) modeling needed for exposure assessment, with special requirements for vehicle mounted antennas. This matters for engineers working at the intersection of electromagnetics, signal analysis, and transportation applications where consistent SAR evaluation supports safer design and more reliable compliance work.
Overview of IEEE P62704-2/D5, Aug 2016
This technical document defines specific requirements for FDTD-based exposure modelling when estimating peak spatial average SAR from wireless systems. IEEE P62704-2/D5, Aug 2016 extends the broader SAR determination framework by addressing the geometry and field interactions associated with vehicle mounted antennas. Its scope is closely tied to electromagnetic field modelling, human exposure assessment, and wireless device evaluation, making it a specialized reference for teams that need repeatable methods rather than general guidance.
Typical use cases
The standard is commonly used when evaluating wireless communication equipment installed on vehicles, such as roof-mounted or body-mounted antennas, where exposure conditions can differ from fixed-location devices. It is relevant to simulation workflows that use FDTD methods to model the human body near an antenna and estimate peak spatial average SAR across the stated frequency range. Engineering groups, test labs, and compliance teams may use it during design validation, exposure studies, and documentation for transport-related wireless systems.
Why it matters
Using IEEE P62704-2/D5, Aug 2016 helps bring consistency to SAR modelling for vehicle mounted antenna scenarios, where small changes in setup can affect exposure results. The standard supports clearer design control, more comparable testing outcomes, and better alignment between engineering analysis and compliance expectations. For organizations working with wireless devices in transportation environments, it can reduce uncertainty in exposure assessment and help avoid avoidable rework during verification or product review.
- FDTD requirements for exposure modelling
- Peak spatial average SAR determination
- Vehicle mounted antenna scenarios
- Wireless devices from 30 MHz to 6 GHz
- Human body exposure assessment
- Publication Date: 2016
- Standard Status: Inactive
- Publisher: IEEE
- Subject: Transportation; Signal Processing and Analysis; Fields, Waves and Electromagnetics; Communication, Networking and Broadcast Technologies
- Official IEEE: Doi link
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