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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EMCJ | 2024-01-19 11:50 |
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) |
[more] | ||
| EMCJ | 2023-06-09 09:20 |
Hokkaido | Otaru Chamber of Commerce & Industry (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 (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 (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 (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 (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 | (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] | |
| EMCJ, IEE-EMC, IEE-SPC | 2022-12-07 15:15 |
Aichi | Numerical Estimation of SAR Enhancement Due to Implated Metal Plates Exposed to Far-Field at 4G/LTE Frequency Bands Shuhei Waki, Takuji Nishikawa, Takashi Hikage (Hokkaido Univ.), Tomoaki Nagaoka (NICT) EMCJ2022-69 |
[more] | EMCJ2022-69 pp.35-38 |
|
| EST | 2022-05-19 14:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
FDTD Simulation for Specific Absorption Rate Enhancement Due to Metallic Plate Implants with Screw Holes at Mobile Radio Frequency Bands Takuji Nishikawa, Takashi Hikage (Hokkaido Univ.), Tomoaki Nagaoka (NICT) EST2022-5 |
[more] | EST2022-5 pp.24-29 |
| MICT, EMCJ (Joint) |
2022-03-04 17:15 |
Online | Online | A Study on Induced Electric-Field Measurement Method using an Optical Electric Field Probe for Exposure Assessment from WPT System for Electric Vehicles Eishi Oho (TUAT), Yuto Shimizu, Tomoaki Nagaoka (NICT), Takuji Arima, Toru Uno (TUAT) EMCJ2021-78 |
Relatively strong electromagnetic fields are produced in the vicinity of wireless power transfer (WPT) systems for elect... [more] | EMCJ2021-78 pp.27-32 |
| PN, MWP, EMT, PEM, IEE-EMT [detail] | 2022-01-27 13:55 |
Online | Online | [Invited Lecture]
Investigation of Biological Phantom Reproducing Dielectric Properties of Skin Tissue in Terahertz Frequency Range Shota Yamazaki (NICT), Tetsuta Tomizawa (Aoyama Gakuin Univ.), Maya Mizuno (NICT), Ryosuke Suga, Osamu Hashimoto (Aoyama Gakuin Univ.), Tomoaki Nagaoka (NICT) |
[more] | |
| PEM (Workshop) |
2021-11-29 - 2021-11-30 |
Hokkaido | Hokkaido Univ. (Hybrid by remote) (Primary: On-site, Secondary: Online) |
Investigation of Dielectric Property of Skin Tissue Phantom Added Glycerin Using Terahertz TDS Tetsuta Tomizawa (Aoyama Gakuin Univ.), Shota Yamazaki, Maya Mizuno (NICT), Ryosuke Suga, Osamu Hashimoto (Aoyama Gakuin Univ.), Tomoaki Nagaoka (NICT) |
The dielectric properties of skin tissue phantoms with glycerin concentrations from 0% to 60% were investigated in a ter... [more] | |
| PEM (Workshop) |
2021-11-29 - 2021-11-30 |
Hokkaido | Hokkaido Univ. (Hybrid by remote) (Primary: On-site, Secondary: Online) |
Uncertainty Evaluation of Optical Electric-Field Probe Calibration for Human Exposure Assessment at 85 kHz Yuto Shimizu (NICT), Eishi Oho (NICT/TUAT), Jerdvisanop Chakarothai, Tomoaki Nagaoka (NICT), Takuji Arima, Toru Uno (TUAT) |
The electromagnetic field in the intermediate frequency band (300 Hz–10 MHz) emitted from wireless power transfer (WPT) ... [more] | |
| AP (2nd) |
2021-06-18 10:10 |
Online | Online | Estimation of near-field gain and liquid's electrical properties using dipole antennas operated in lossy liquid in the range of 2 GHz to 4 GHz Keita Sekiya, Nozomu Ishii (Niigata Univ.), Yuto Shimizu, Tomoaki Nagaoka (NICT) |
[more] | |
| EMCJ, MICT (Joint) |
2021-03-05 10:05 |
Online | Online | A Study of Uncertainty Evaluations for SAR Probe Calibration in Frequency Band of 5G Sub-6 Yuto Shimizu, Tomoaki Nagaoka, Nozomu Ishii, Kanako Wake, Soichi Watanabe (NICT) EMCJ2020-75 |
Nowadays, the fifth generation wireless mobile system (5G), which was released in 2020, mainly uses a frequency band fro... [more] | EMCJ2020-75 pp.17-21 |
| EST | 2021-01-22 11:50 |
Online | Online | Estimation on Frequency Characteristics of SAR Elevation Due to Mandibular Treatment Plate Implantation Suzune Ito, Atsuki Ohtsuka, Takashi Hikage (Hokkaido Univ.), Tomoaki Nagaoka, Kanako Wake (NICT) EST2020-71 |
[more] | EST2020-71 pp.95-98 |
| EMCJ | 2020-07-02 13:25 |
Online | Online | An Analysis on Main Uncertainty Factors of System Validation and Probe Calibration for SAR Measurement Yuto Shimizu (NICT), Nozomu Ishii (NICT/Niigata Univ.), Tomoaki Nagaoka, Kanako Wake, Soichi Watanabe (NICT) EMCJ2020-11 |
The specific absorption rate (SAR) is used for an assessment of a human exposure from wireless communication devices. Wi... [more] | EMCJ2020-11 pp.1-5 |
| EMCJ, IEE-EMC | 2019-12-13 13:35 |
Aichi | Chukyo University | Calculation Method for RF EMF Exposure from Base Stations Installed Underground Junji Higashiyama (NTT DOCOMO), Teruo Onishi, Tomoaki Nagaoka (NICT), Yasunori Suzuki (NTT DOCOMO) EMCJ2019-75 |
In order to evaluate the RF exposure from base station installed underground, a calculation formula applying a correctio... [more] | EMCJ2019-75 pp.1-6 |
| EMCJ, IEE-EMC | 2019-12-13 14:25 |
Aichi | Chukyo University | A design on a matching section of a waveguide for a SAR probe calibration Yuto Shimizu (NICT), Nozomu Ishii (NICT/Niigata Univ.), Tomoaki Nagaoka, Kanako Wake, Soichi Watanabe (NICT) EMCJ2019-77 |
In a compliance test of wireless communication devices, a head or a flat phantom filled with a human tissue equivalent l... [more] | EMCJ2019-77 pp.13-18 |
| AP, SANE, SAT (Joint) |
2019-07-19 09:00 |
Miyagi | Tohoku Univ. | Proposal of a Measurement Method for Complex Permittivity of a Lossy Liquid Using a Waveguide System Nozomu Ishii, Yuya Aoki (Niigata Univ.), Yuto Shimizu, Tomoaki Nagaoka, Kanako Wake, Soichi Watanabe (NICT) AP2019-38 |
In a standard method for evaluating the specific absorption rate (SAR) of a mobile device, head phantom is formed by the... [more] | AP2019-38 pp.89-94 |
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