Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
EMCJ, MICT (Joint) |
2025-03-14 09:45 |
Nagasaki |
(Nagasaki) |
Study of Measurement Reduction for Conformity Assessment of Human Exposure in 5G FR1 Yuto Shimizu, Tomoaki Nagaoka (NICT) |
[more] |
|
AP (2nd) |
2025-03-03 16:05 |
Kanagawa |
Yokohama National University (Kanagawa) |
[Invited Lecture]
Optimum estimated range of the near-field gain of a dipole antenna in pure water and the attenuation constant of pure water at 6 GHz-12 GHz. Tomu Ono, Nozomu Ishii (Niigata Univ), Yuto Shimizu, Tomoaki Nagaoka (NICT) |
[more] |
|
EMCJ |
2025-01-23 13:50 |
Kochi |
Kochijo Holl (Kochi) |
Development of a Simplified Smartphone Model for Radiofrequency Dosimetry Based on Measured SAR Data Erina Kawai (NICT/Chiba Univ.), Kazuyuki Saito (Chiba Univ./NICT), Masaharu Takahashi (Chiba Univ.), Tomoaki Nagaoka (NICT) EMCJ2024-92 |
In recent years, the rapid advancement of wireless communication devices, particularly smartphones, has highlighted the ... [more] |
EMCJ2024-92 pp.1-5 |
EMCJ |
2025-01-23 14:15 |
Kochi |
Kochijo Holl (Kochi) |
Basic study of absorbed power density measurement procedure using head phantom at 6 GHz -10 GHz Yuto Shimizu, Tomoaki Nagaoka (NICT) EMCJ2024-93 |
The guideline for human exposure has been published by ICNIRP (International Commission on Non-Ionizing Radiation Protec... [more] |
EMCJ2024-93 pp.6-11 |
EMCJ, IEE-EMC |
2024-12-13 15:25 |
Gifu |
NIFS (Gifu) |
Verification for hand SAR measurement validity using commercially available smartphones Yuto Shimizu, Tetsuo Saji, Tomoaki Nagaoka (NICT) EMCJ2024-91 |
The specific absorption rate (SAR) is used for an assessment of human exposure from wireless communication devices in th... [more] |
EMCJ2024-91 pp.13-17 |
MICT, MI |
2024-12-05 15:10 |
Osaka |
Jikei University of Health Care Sciences (Osaka) |
Effect of IoT Device Placement on Wireless Communication Characteristics Yuna Hamada (NITech/NICT), Daisuke Anzai (NITech), Yuto Shimizu, Tomoaki Nagaoka (NICT), Jianqing Wang (NITech) MICT2024-42 MI2024-40 |
Based on the rapid increase of wireless communication devices, various Internet of Things (IoT) devices that utilize wir... [more] |
MICT2024-42 MI2024-40 pp.50-55 |
EMCJ |
2024-11-15 10:40 |
Overseas |
Kumwell Academy (Thailand) (Overseas) |
Numerical Assessment of Temperature Increase Due to Implanted Metal Plates from Magnetic Coupling Wireless Power Transfer System in 6 MHz Band Shuhei Waki, Funa Tsumura, Takashi Hikage (Hokkaido Univ.), Tomoaki Nagaoka (NICT) EMCJ2024-75 |
[more] |
EMCJ2024-75 pp.20-22 |
EST, MW, EMCJ, IEE-EMC [detail] |
2024-10-17 09:25 |
Akita |
Akita Art Village Onsen Yupopo (Akita, Online) (Primary: On-site, Secondary: Online) |
Numerical Assessment of Exposure Polarization Dependency of Temperature Increase and Peak Spatial-Averaged SAR Due to Implanted Medical Metal Plates under Microwave Exposure Shuhei Waki, Funa Tsumura, Takashi Hikage (Hokkaido Univ.), Tomoaki Nagaoka (NICT) EMCJ2024-37 MW2024-90 EST2024-61 |
[more] |
EMCJ2024-37 MW2024-90 EST2024-61 pp.7-11 |
SIS, ITE-BCT |
2024-10-04 13:00 |
Hokkaido |
Hokusei Gakuen Univ. (Hokkaido, Online) (Primary: On-site, Secondary: Online) |
Simplified numerical smartphone model for evaluating electromagnetic radiation exposure
-- Application to SAR calculations by use of numerical human body models -- Erina Kawai, Kazuyuki Saito (NICT/Chiba Univ.), Masaharu Takahashi (Chiba Univ.), Tomoaki Nagaoka (NICT) |
With the recent spread of wireless communication devices such as smartphones, it is important to evaluate electromagneti... [more] |
|
EMCJ |
2024-07-18 12:55 |
Tokyo |
(Tokyo) |
Absorbed power density measurement based on SAR using standard source at 6 to 10 GHz Yuto Shimizu, Hiroshi Kawakami, Tomoaki Nagaoka (NICT) EMCJ2024-23 |
The guideline for the human exposure has been published by ICNIRP (International Commission on Non-Ionizing Radiation Pr... [more] |
EMCJ2024-23 pp.5-10 |
EMCJ, IEE-EMC, IEE-SPC |
2024-06-28 10:50 |
Hokkaido |
Hotel Suncity (Hokkaido) |
Numerical Assessment of Peak spatial-averaged SAR of Human Body with Metallic Implants for Different Mass Density under Microwave Exposure Shuhei Waki, Funa Tsumura, Takashi Hikage (Hokkaido Univ.), Tomoaki Nagaoka (NICT) EMCJ2024-12 |
[more] |
EMCJ2024-12 pp.27-31 |
EMCJ |
2024-04-26 16:05 |
Okayama |
Okayama University (Okayama) |
Numerical Assessment of Temperature Increase Due to Implanted Metal Plates with Screw Holes under Exposure of Cellular Frequency Bands Shuhei Waki, Funa Tsumura, Takashi Hikage (Hokkaido Univ.), Tomoaki Nagaoka (NICT) EMCJ2024-4 |
[more] |
EMCJ2024-4 pp.18-22 |
EMCJ, MICT (Joint) |
2024-03-15 13:35 |
Shimane |
(Shimane) |
An analysis of the reconstruction errors of absorbed power density assessment using inverse source method Baharin Rasyidah Hanan Binti Mohd, Tomoaki Nagaoka (NICT) EMCJ2023-107 |
[more] |
EMCJ2023-107 pp.18-22 |
EMCJ |
2024-01-19 11:50 |
Kumamoto |
(Kumamoto) |
A study of exposure assessment for EV WPT system at 85 kHz by using multiple numerical human models. Yoshinobu Yanaga (TUAT), Yuto Shimizu (NICT), Takuji Arima (TUAT), Tomoaki Nagaoka (NICT) EMCJ2023-93 |
WPT (wireless power transfer) devices for electric vehicles mainly use frequencies in the 85 kHz band must comply with t... [more] |
EMCJ2023-93 pp.33-36 |
EMCJ |
2023-06-09 09:20 |
Hokkaido |
Otaru Chamber of Commerce & Industry (Hokkaido, Online) (Primary: On-site, Secondary: Online) |
Numerical Estimation of Temperature Increase Due to Implanted Metal Plates Under Radio Frequency Exposure of 4G/LTE Frequency Bands Shuhei Waki, Funa Tsumura, Takashi Hikage (Hokkaido Univ.), Tomoaki Nagaoka (NICT) EMCJ2023-12 |
[more] |
EMCJ2023-12 pp.1-4 |
EMCJ |
2023-06-09 10:20 |
Hokkaido |
Otaru Chamber of Commerce & Industry (Hokkaido, Online) (Primary: On-site, Secondary: Online) |
A study on conformity assessment for smartphones with proximity sensor based SAR reduction functionality Yuto Shimizu, Hiroshi Kawakami, Tomoaki Nagaoka (NICT) EMCJ2023-15 |
The specific absorption rate (SAR) is used for an assessment of a human exposure from wireless communication devices. Wi... [more] |
EMCJ2023-15 pp.13-18 |
EMCJ |
2023-04-21 13:30 |
Ishikawa |
Kanazawa University (Ishikawa, Online) (Primary: On-site, Secondary: Online) |
Experimental Assessment of Temperature Increase Due to Implanted Metal Plates under Combined Exposure of 4G and 5G Sub-6GHz Bands Shuhei Waki, Funa Tsumura, Takashi Hikage (Hokkaido Univ.), Tomoaki Nagaoka (NICT) EMCJ2023-1 |
[more] |
EMCJ2023-1 pp.1-4 |
EMCJ |
2023-01-27 11:50 |
Okayama |
WASHU BLUE RESORT (Okayama, Online) (Primary: On-site, Secondary: Online) |
Estimation of Absorbed Power Density Using Geometric Optics Approximation Yuta Akutsu (Tokyo Univ. of Agriculture and Tech), Yujiro Kushiyama (NICT), Takuji Arima, Toru Uno (Tokyo Univ. of Agriculture and Tech), Tomoaki Nagaoka (NICT) EMCJ2022-80 |
The International Commission on Non-Ionizing Radiation Protection (ICNIRP) revised the international guidelines for radi... [more] |
EMCJ2022-80 pp.45-49 |
EMCJ |
2023-01-27 14:20 |
Okayama |
WASHU BLUE RESORT (Okayama, Online) (Primary: On-site, Secondary: Online) |
System validation and uncertainty evaluation of SAR measurement system in frequency range 6 to 10 GHz Yuto Shimizu, Hiroshi Kawakami, Tomoaki Nagaoka (NICT) EMCJ2022-85 |
The specific absorption rate (SAR) is used for an assessment of a human exposure from wireless communication devices. Wi... [more] |
EMCJ2022-85 pp.72-76 |
AP (2nd) |
2022-12-08 15:05 |
Okinawa |
(Okinawa, Online) (Primary: On-site, Secondary: Online) |
Measurement Range Extension of Near-Field Gain of Dipole Antenna Operating in Pure Water at 6 GHz and Above Keita Sekiya, Yuki Kato, Nozomu Ishii (Niigata Univ.), Yuto Shimizu, Tomoaki Nagaoka (NICT) |
[more] |
|