Presentation 2006-12-15
On-Site SAR Estimation based on Scattered Field Spatial Impulse Response
Tsukasa TAKAHASHI, Jianqing WANG,
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Abstract(in English) During the compliance assessment of base station and broadcast antennas, an incident electric field intensity or power density is being used as a reference level, which should never yield a larger whole-body averaged specific absorption rate (SAR) than the basic safety limit. However, the relationship between the reference level and the whole-body averaged SAR was derived based on a uniform plane-wave exposure, which may be different from the actual exposure of base station or broadcast antennas. An on-site SAR measurement technique is therefore useful to cope with this problem. In this paper, we have proposed a technique to estimate the electric field as well as the SAR inside the human body based on spatial impulse responses of the scattered fields, that are calculated in advance and stored by using the scattered-field finite difference time domain (FDTD) method. The validity and limitation of the technique have been investigated.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Base station / Compliance assessment / Electric field measurement / SAR evaluation
Paper # EMCJ2006-83
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Conference Information
Committee EMCJ
Conference Date 2006/12/8(1days)
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Paper Information
Registration To Electromagnetic Compatibility (EMCJ)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) On-Site SAR Estimation based on Scattered Field Spatial Impulse Response
Sub Title (in English)
Keyword(1) Base station
Keyword(2) Compliance assessment
Keyword(3) Electric field measurement
Keyword(4) SAR evaluation
1st Author's Name Tsukasa TAKAHASHI
1st Author's Affiliation Graduate School of Engineering, Nagoya Institute of Technology()
2nd Author's Name Jianqing WANG
2nd Author's Affiliation Graduate School of Engineering, Nagoya Institute of Technology
Date 2006-12-15
Paper # EMCJ2006-83
Volume (vol) vol.106
Number (no) 433
Page pp.pp.-
#Pages 5
Date of Issue