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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 54  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
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
EMCJ, IEE-EMC 2018-12-14
15:10
Aichi   A Study on Temperature Elevation Due to a Dipole Antenna over 6 GHz Using an Anatomical Human Model
Shugo Nishikawa (Aoyama Gakuin Univ.), Tomoaki Nagaoka, Soichi Watanabe (NICT), Ryosuke Suga, Hashimoto Osamu (Aoyama Gakuin Univ.) EMCJ2018-95
Many people use their device like smart phones and tablet PC and the opportunity that the device are used in front of th... [more] EMCJ2018-95
pp.69-74
EMCJ, IEE-EMC 2018-12-14
15:35
Aichi   A Study on Reducing Measurement Time for Assessment of Cellular Phones using Fast SAR Measurement Procedure
Yuto Shimizu, Tomoaki Nagaoka (NICT), Nozomu Ishii (NICT/Niigata Univ.), Soichi Watanabe (NICT) EMCJ2018-96
A specific absorption rate (SAR) is used for an assessment of a human exposure from wireless communication devices. Curr... [more] EMCJ2018-96
pp.75-80
EMCJ 2018-07-27
10:55
Tokyo Kikai-Shinko-Kaikan Bldg. On Fast SAR assessment for some mobile communication devices
Yuto Shimizu, Tomoaki Nagaoka (NICT), Nozomu Ishii (NICT/Niigata Univ.), Soichi Watanabe (NICT) EMCJ2018-24
A specific absorption rate (SAR) is used for an assessment of a human exposure from wireless communication devices. Curr... [more] EMCJ2018-24
pp.13-18
EMCJ, IEE-SPC, EMD, PEM
(Joint) [detail]
2018-07-26
15:25
Tokyo Kikai-Shinko-Kaikan Bldg. On Determining the Fitting Range to Calibrate the SAR Probe Using the Waveguide System
Nozomu Ishii (NICT/Niigata Univ.), Yuto Shimizu, Tomoaki Nagaoka, Soichi Watanabe (NICT) EMCJ2018-19 EMD2018-17
In the measurement of the specific absorption rate (SAR) of the wireless mobile device, the electric field probe is scan... [more] EMCJ2018-19 EMD2018-17
pp.19-24
MICT 2018-01-26
10:30
Osaka National Cerebral and Cardiovascular Center [Encouragement Talk] A Study on Diversity Communication Method and Antenna Design in Medical and Healthcare BAN
Yuto Shimizu (NICT), Daisuke Anzai (NIT), Tomoaki Nagaoka, Soichi Watanabe (NICT), Jianqing Wang (NIT) MICT2017-45
Body area networks (BAN) are categorized into two groups which are implant BAN and wearable BAN. In this study, we tried... [more] MICT2017-45
pp.21-26
EMCJ, WPT
(Joint)
2016-01-28
15:25
Kumamoto Kumamoto National Colle. Technology Evaluation of far-field exposure from mobile phone base stations and comparison with the exposure from a third-generation mobile phone
Yumi Niinuma, Masao Taki, Miwa Ikuyo (Tokyo Metropolitan Univ.), Tomoaki Nagaoka, Kanako Wake (NICT) EMCJ2015-112
Mobile phone has been shifted to the third generation from the second generation while the output power of the third-gen... [more] EMCJ2015-112
pp.49-54
EMCJ, IEE-EMC, IEE-MAG 2015-06-26
13:10
Overseas KMITL, Thailand [Poster Presentation] SAR estimations for a human body owing to various positions of a typical tablet computer
Akihiro Tateno (Chiba Univ.), Tomoaki Nagaoka (NICT), Kazuyuki Saito (Chiba Univ.), Soichi Watanabe (NICT), Masaharu Takahashi, Koichi Ito (Chiba Univ.) EMCJ2015-25
 [more] EMCJ2015-25
p.49
EMCJ, IEE-EMC, IEE-MAG 2015-06-26
13:20
Overseas KMITL, Thailand [Poster Presentation] SAR Estimation in Computational Human Models of an Infant and Children Representing the ICRP Reference Anatomical Data
Tomoaki Nagaoka, Soichi Watanabe (NICT) EMCJ2015-26
 [more] EMCJ2015-26
p.51
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