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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EMCJ | 2024-07-18 13:20 |
Tokyo | Estimation of EMI Distance Characteristics of Implantable Medical Devices under Quasi-millimeter-wave Band 28 GHz Radio Exposure Funa Tsumura, Shuhei Waki, Takashi Hikage (Hokkaido Univ.), Yoshitoshi Tochikura, Takahiro Iyama, Junji Higashiyama, Yasunori Suzuki (NTT DOCOMO) |
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| EMCJ, IEE-EMC, IEE-SPC | 2024-06-28 10:30 |
Hokkaido | Hotel Suncity | Estimation of EMI Distance Characteristics of Active Implantable Medical Devices in Sub-6 Frequency Band Funa Tsumura, Shuhei Waki, Takashi Hikage (Hokkaido Univ.), Yoshitoshi Tochikura, Takahiro Iyama, Junji Higashiyama, Yasunori Suzuki (NTT DOCOMO) |
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| PEM (Workshop) |
2023-11-27 - 2023-11-28 |
Hokkaido | Hokkaido Univ. Frontier Research in Applied Sciences Building | Interference-Induced Voltage Measurement for EMI Assessment of Implantable Medical Devices by Exposure to 5G Frequency Radio Wave using Electro-Optical Converter Funa Tsumura, Shuhei Waki, Takashi Hikage (Hokkaido Univ.), Yoshitoshi Tochikura, Takahiro Iyama, Junji Higashiyama, Yasunori Suzuki (NTT DOCOMO INC.) |
To investigate the interference implications in the micro/millimeter wave bands of the increasingly popular 5G technolog... [more] | |
| MW, EMCJ, EST, IEE-EMC [detail] | 2023-10-20 11:10 |
Yamagata | Yamagata University (Primary: On-site, Secondary: Online) |
Evaluation of Simultaneous Exposure at Millimeter Wave Bands Frequencies Yuta Minamimoto, Sachiko Kodera (NITech), Takahiro Iyama, Junji Higashiyama, Yasunori Suzuki (NTT DOCOMO), Akimasa Hirata (NITech)  EMCJ2023-62 MW2023-116 EST2023-89 |
In the ICNIRP guideline and IEEE standards, the specific absorption rate averaged over 10-g tissue (10gSAR) is used as a... [more] | EMCJ2023-62 MW2023-116 EST2023-89 pp.137-140 |
| IN, NS (Joint) |
2023-03-02 14:20 |
Okinawa | Okinawa Convention Centre + Online (Primary: On-site, Secondary: Online) |
Research on Dielectric Waveguides for Enhancing Spatial Resolution in Beyond 5G High Frequency Communications Reishi Mitani (The Univ. of Tokyo), Atsushi Fukuda, Hiroto Yamamoto, Hiroshi Okazaki, Yasunori Suzuki (NTT DOCOMO), Akihiro Nakao (The Univ. of Tokyo) NS2022-191 |
High-frequency communications, which are used in 5G and expected to be Beyond5G, enable high-capacity communicationsbyus... [more] | NS2022-191 pp.139-144 |
| EMCJ | 2023-01-27 09:40 |
Okayama | WASHU BLUE RESORT (Primary: On-site, Secondary: Online) |
Interference Voltage Measurement for EMI Evaluation of Active Implantable Medical Devices by Exposure to 4G and 5G Frequency Radio Waves using Electro-Optical Converter Takuji Nishikawa, Takashi Hikage (Hokkaido Univ.), Takahiro Iyama, Junji Higashiyama, Yasunori Suzuki (NTT DOCOMO) EMCJ2022-74 |
[more] | EMCJ2022-74 pp.12-16 |
| EST | 2023-01-27 15:10 |
Okinawa | (Primary: On-site, Secondary: Online) |
Assessment of Simultaneous Exposure of Human at Multiple Frequencies below and above 6 GHz Norika Miura, Sachiko Kodera (NITech), Takahiro Iyama, Junji Higashiyama, Yasunori Suzuki (NTTdocomo), Akimasa Hirata (NITech) EST2022-101 |
The temperature rise in human body is a dominant factor that cause adverse health effects exposed to microwaves at frequ... [more] | EST2022-101 pp.133-136 |
| MW | 2022-12-15 14:35 |
Mie | Jingu-Kaikan(Ise) (Primary: On-site, Secondary: Online) |
A Study of Sub-THz Band Transmitter Configuration for 6G Mobile Communication System Yasunori Suzuki, Hiroshi Okazaki, Satoshi Suyama (NTT DOCOMO) MW2022-134 |
This paper presents a sub-THz band transmitter configuration for six-generation mobile communication system. First, we i... [more] | MW2022-134 pp.16-21 |
| EMCJ | 2022-06-10 13:00 |
Hokkaido | Hokkaido University (Primary: On-site, Secondary: Online) |
Estimation of Exposure Polarization Dependent Characteristics of Active Implantable Medical Device EMI in 5G Sub-6 Frequency Band Takuji Nishikawa, Takashi Hikage (Hokkaido Univ.), Takahiro Iyama, Junji Higashiyama, Yasunori Suzuki (NTT DOCOMO) EMCJ2022-20 |
[more] | EMCJ2022-20 pp.30-33 |
| MW | 2022-03-03 14:45 |
Online | Online | Frequency Characteristics on Vector Regulator Adjustment of Power Amplifier for Massive MIMO Base Stations Kazuya Miyamoto, Shoichi Narahashi (Setsunan Univ.), Yasunori Suzuki, Hiroshi Okazaki (NTT DOCOMO) MW2021-123 |
This paper presents Frequency Characteristics on Vector Regulator Adjustment of 3.5-GHz Band Power Amplifier. Experiment... [more] | MW2021-123 pp.69-72 |
| MW | 2022-03-04 09:20 |
Online | Online | A study of diode linearizer for 100 GHz amplifier toward 6G Sumire Aoki, Hiroshi Hamada, Hiroto Yamamoto, Atsushi Fukuda (NTT DOCOMO), Jyo Teruo, Hiroyuki Takahashi (NTT), Hiroshi Okazaki, Yasunori Suzuki (NTT DOCOMO) MW2021-129 |
Sub-THz band (frequency range above 100 GHz) are gathering attention to implement 6G high-speed wireless communications.... [more] | MW2021-129 pp.100-104 |
| EST | 2022-01-27 13:00 |
Online | Online | FEM Simulation of induced interference voltage of implantable medical devices near dipole and slot antennas in 5G sub6 frequency band Ohtsuka Atsuki, Takuji Nishikawa, Takashi Hikage (Hokkaidou Univ), Takahiro Iyama, Junji Higashiyama, Yasunori Suzuki (NTT docomo) EST2021-63 |
This paper describes a numerical assessment of implantable medical devices (implantable cardiac pacemaker/implantable de... [more] | EST2021-63 pp.32-37 |
| EST | 2022-01-27 16:10 |
Online | Online | Compliance Assessment of Human Body for Local Exposures at Multiple Frequencies Norika Miura, Sachiko Kodera (NITech), Takahiro Iyama, Junji Higashiyama, Yasunori Suzuki (NTT DOCOMO), Akimasa Hirata (NITech) EST2021-72 |
Temperature rise in human body is a dominant effect for exposure at frequencies higher than 100 kHz. In the internationa... [more] | EST2021-72 pp.75-78 |
| MW | 2021-11-19 13:55 |
Kagoshima | Kagoshima University (Primary: On-site, Secondary: Online) |
A Study on Coverage Extension by a Leaky Dielectric Waveguide with Dielectric Pieces Attached Hiroto Yamamoto, Atsushi Fukuda, Hiroshi Okazaki, Yasunori Suzuki (NTT DOCOMO) MW2021-81 |
This paper presents an experimental study of coverage extension by a leaky dielectric waveguide that leaks radio waves f... [more] | MW2021-81 pp.81-85 |
| EST, MW, EMCJ, IEE-EMC [detail] | 2021-10-07 14:55 |
Online | Online | Estimation of interference-induced voltage at implantable medical devices due to near fields excited by slot antenna Atsuki Ohtsuka, Takashi Hikage (Hokkaido Univ.), Takahiro Iyama, Junji Higashiyama, Yasunori Suzuki (DoCoMo) EMCJ2021-35 MW2021-47 EST2021-37 |
[more] | EMCJ2021-35 MW2021-47 EST2021-37 pp.40-43 |
| EST | 2021-05-20 14:40 |
Online | Online | Numerical Estimation of Interference voltage for implantable medical device EMI due to near field of electric and magnetic type antennas Atsuki Otsuka, Takashi Hikage (Hokkaido Univ.), Ryota Ishioka, Junji Higashiyama, Yasunori Suzuki (DoCoMo) EST2021-5 |
[more] | EST2021-5 pp.20-26 |
| PEM (2nd) |
2021-01-21 13:55 |
Online | Online | Interference Voltage Measurement Using an Electro-Optic Converter for Estimation of Implantable Cardiac Pacemaker EMI for 5G/Sub-6 GHz 大塚 敦生, 日景 隆 (北大), Ryota Ishioka, Junji Higashiyama, Yasunori Suzuki (NTT DOCOMO) |
[more] | |
| MW, WPT | 2020-04-23 14:15 |
Online | Online | Investigation of Rectifier Operation with Harmonic Controlled Input Signals towards Pulse Modulation WiCoPT System Runyuan Li, Satoshi Yoshida (Kagoshima Univ), Yasunori Suzuki, Hiroshi Okazaki (NTT DOCOMO), Kenjiro Nisikawa (Kagoshima Univ) WPT2020-5 MW2020-5 |
One of main issues on Wireless Communication and Power Transmission(WiCoPT) system is that modulated input signals degra... [more] | WPT2020-5 MW2020-5 pp.25-30 |
| 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 |
| MW, ICD | 2019-03-14 15:40 |
Okinawa | Wide dynamic range rectifier circuit with varactor tuning technique Ayako Suzuki, Koshi Hamano, Hayato Shimizu (Kagoshima Univ.), Hiroshi Okazaki, Kunihiro Kawai, Atsushi Fukuda, Yasunori Suzuki (NTT DOCOMO), Kenjiro Nishikawa (Kagoshima Univ.) MW2018-166 ICD2018-110 |
[more] | MW2018-166 ICD2018-110 pp.55-59 |
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