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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2024-06-20 14:15 |
Okinawa | (Primary: On-site, Secondary: Online) |
Study on Physical-Layer Encrypted Relay Transmission Method Using Group Key for Distributed Terminal Cooperative Communication Keita Ito, Eiji Okamoto (NITech) |
[more] | |
| EST | 2024-01-25 13:25 |
Kyoto | Kyoto University ROHM Plaza (Primary: On-site, Secondary: Online) |
Topology optimization of THz liquid crystal device and development of automatic calculation environment Masashi Hosaka, Keiichi Itoh, Masaki Tanaka (NIT,Akita College), Tomoyuki Sasaki (Nagaoka University of Tech.)  EST2023-105 |
Electromagnetic waves in the terahertz band are expected to be applied in fields such as information communication and m... [more] | EST2023-105 pp.35-40 |
| MW, EMCJ, EST, IEE-EMC [detail] | 2023-10-20 15:00 |
Yamagata | Yamagata University (Primary: On-site, Secondary: Online) |
Study on topology optimization of FSS loaded on waveguide slot antenna Seiya Funaki, Yoshiki Kayano, Yasutaka Murakami, Yoshio Kami, Fengchao Xiao (UEC), Keiichi Ito (NIT,AC) EMCJ2023-67 MW2023-121 EST2023-94 |
[more] | EMCJ2023-67 MW2023-121 EST2023-94 pp.164-169 |
| RCS, SAT (Joint) |
2023-09-01 13:40 |
Nagano | Naganoken Nokyo Building, and online (Primary: On-site, Secondary: Online) |
Signal design of polar coded downlink NOMA satellite communication considering PAPR constraints Keita Ito, Yuto Hama, Hideki Ochiai (YNU) RCS2023-122 |
Non-terrestrial network(NTN), consisting of high altitude platform station(HAPS) along with conventional geostationary s... [more] | RCS2023-122 pp.101-106 |
| EST | 2023-05-19 14:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
A Design Method of Multisection Line Impedance Matching Circuit Kei Terui, Keito Naitoh, Tsugumichi Shibata (TCU) EST2023-7 |
In this paper, we consider a configuration in which a large number of microstrip section lines with an electrical length... [more] | EST2023-7 pp.34-39 |
| EST | 2023-05-19 14:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Modeling of Step Discontinuity in Microstrip Line Width Keito Naitoh, Kei Terui, Tsugumichi Shibata (TCU) EST2023-8 |
In this paper, we study the equivalent circuit modeling of microstrip line discontinuities where the strip width suddenl... [more] | EST2023-8 pp.40-44 |
| SR | 2023-05-11 13:25 |
Hokkaido | Center of lifelong learning Kiran (Higashi Muroran) (Primary: On-site, Secondary: Online) |
LPWA concentrator using multi-antenna beamforming Keigo Saito, Takeo Fujii, Koji Ishibashi (UEC), Yu Shibata, Soma Toki, Hideki Endo (Tokyo Gas) SR2023-6 |
In recent years, information aggregation by wireless sensor network (WSN) has been attracted attention. WSN consists of ... [more] | SR2023-6 pp.33-40 |
| EE | 2023-03-06 10:50 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Introduction of lightning damage to electrical equipment and examples of countermeasures, and the latest trends in lightning protection technology Sato Atsushi, Saito Keiichi (NTT-AE) EE2022-59 |
[more] | EE2022-59 pp.24-61 |
| MW | 2023-03-03 10:30 |
Tottori | Tottori Univ. (Primary: On-site, Secondary: Online) |
Research on Arc-shaped Composite Right-/Left-handed Leaky Wave Antenna for Snow Melting System Takeo Kobashi, Keto Togawa, Tsunayuki Yamamoto (NIT, Tsuyama), Tamami Maruyama, Masashi Nakatsugawa, Takahiko Nakamura (NIT, Hakodate), Keiichi Ito (NIT, Akita College), Mitsuru Muramoto, Yutaka Nasuno (NIT, Tomakomai College), Kohzoh Ohshima (NIT, Asahikawa College), Manabu Omiya (Hokkaido Univ.), Yasuhiro Tamayama (Nagaoka Univ. of Tech.) MW2022-173 |
In our research of a microwave snow melting system, it is expected that electromagnetic wave is fed and transmitted in a... [more] | MW2022-173 pp.92-97 |
| EST | 2023-01-26 14:50 |
Okinawa | (Primary: On-site, Secondary: Online) |
Design of thin dielectric lens for millimeter-wave antenna using high dielectric constant materials Keiichi Itoh, Junya Satoh, Shun Togase, Masaki Tanaka (NIT, Akita College), Hajime Igarashi (Hokkaido Univ.) EST2022-84 |
This paper describes a design method for thin dielectric lenses for millimeter-wave antennas using high dielectric const... [more] | EST2022-84 pp.53-57 |
| EST | 2022-05-19 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
A Study on Design of FSS based Radio Wave Absorber using Topology Optimization with NGnet Yuta Sato, Yoshiki Kayano, Yoshio Kami, Fengchao Xiao (UEC), Keiichi Itoh (NIT, Akita) EST2022-2 |
[more] | EST2022-2 pp.6-11 |
| WPT | 2022-03-08 16:15 |
Kyoto | (Primary: On-site, Secondary: Online) |
A Study on Feeding Position and Radiation Characteristic of a Composite Right/Left-Handed Waveguide for a Microwave Snow Melting System Keito Togawa, Tsunayuki Yamamoto (NIT, Tsuyama College), Tamami Maruyama, Masashi Nakatsugawa, Takahiko Nakamura (NIT, Hakodate College), Keiichi Ito (NIT, Akita College), Mituru Muramoto, Yutaka Nasuno (NIT, Tomakomai College), Kohzoh Ohshima (NIT, Tsuyama College), Manabu Omiya (Hookaido Univ.) WPT2021-41 |
In our research of a microwave snow melting system, the system is composed of a circuit-shaped waveguide, and an electro... [more] | WPT2021-41 pp.89-92 |
| EE | 2022-01-28 15:35 |
Online | Online | Degradation analysis of lithium-ion batteries during float charging with partial discharging Keita Takahashi (NTT Facilities), Tetsuya Omiya, Atsunori Ikezawa (Tokyo Tech), Masao yonemura, Takashi Saito, Satoshi Kamiyama (KEK), Keiichi Saito (NTT Facilities), Hajime Arai (Tokyo Tech) EE2021-51 |
In order to investigate degradation of lithium-ion batteries during float charging with partial discharging, we conducte... [more] | EE2021-51 pp.112-116 |
| EST | 2022-01-27 18:20 |
Online | Online | Shape Optimization of Radome for Waveguide Slot Antenna Aimed at Melting Snow Keiichi Itoh, Ruka Tobisawa (NIT, Akita), Tamami Maruyama, Masashi Nakatsugawa, Takahiko Nakamura (NIT, Hakodate), Mitsuru Muramoto, Yutaka Nasuno (NIT, Tomakomai), Kohzoh Ohshima (NIT, Asahikawa), Tsunayuki Yamamoto (NIT, Tsuyama), Manabu Omiya (Hokkaido Univ.), Yasuhiro Tamayama (Nagaoka Univ. Tech.) EST2021-78 |
In recent years, a novel snowmelt method, heating mortar blocks by microwaves, has been attracted attention. The purpose... [more] | EST2021-78 pp.104-109 |
| SITE, ISEC, LOIS | 2021-11-12 14:50 |
Online | Online | A Study of Deep Learning based Side-Channel Analysis on Lightweight Cryptography GIMLI-AEAD Keigo Ito, Akira Ito, Rei Ueno (Tohoku Univ.), Kazuhide Fukushima, Shinsaku Kiyomoto (KDDI Research Inc.), Naofumi Homma (Tohoku Univ.) ISEC2021-45 SITE2021-39 LOIS2021-28 |
In this paper, we describe a side-channel analysis for the lightweight cipher Gimli-AEAD. In particular, we apply a De... [more] |
ISEC2021-45 SITE2021-39 LOIS2021-28 pp.20-25 |
| AP, SANE, SAT (Joint) |
2021-07-28 14:05 |
Online | Online | Japan - Europe Joint Trials of the Integrated Satellite and Terrestrial Network
-- Utilization of GEO Satellite as a non-Terrestrial Network into the 5G and beyond Network -- Hiromu Kitanozono, Nobuyuki Setoguchi, Keisuke Saito (SJC) SAT2021-20 |
This paper describes the joint trials with ESA (European Space Agency) of the integrated terrestrial 5G network with GEO... [more] | SAT2021-20 pp.1-6 |
| KBSE | 2021-03-06 10:20 |
Online | Online | Assessment method for the human jobs taken over by AI technologies Hironori Takeuhi, Taketo Iino, Shoki Ishikawa, Azuki Ichitsuka, Keito Saito (Musashi Univ.) KBSE2020-41 |
[more] | KBSE2020-41 pp.42-47 |
| EST | 2021-01-21 15:35 |
Online | Online | Shape Design of Dielectric Cover for Millimeter-Wave Waveguide Slot Array Antenna Using Topology Optimization Kazuma Takita, Shun Togase, Masaki Tanaka, Keiichi Itoh (NIT, Akita) EST2020-62 |
Recent years, millimeter wave applications have been used widely as high-precision sensors for water level gauges, auto... [more] | EST2020-62 pp.51-55 |
| EST | 2021-01-21 16:25 |
Online | Online | Shape design of THz liquid crystal devices and application to metamaterials Yuta Sato, Masaki Tanaka (NIT, Akita), Tomoyuki Sasaki (NUT), Keiichi Itoh (NIT, Akita) EST2020-64 |
Today, it is an urgent issue to develop active devices that control the terahertz wave propagation in order to further e... [more] | EST2020-64 pp.62-67 |
| IN | 2021-01-18 10:55 |
Online | Online | Stinging-Word Detection in Tweets for Reducing Defamation Damage Keigo Itoh, Komei Arasawa, Shun Hattori (Muroran Inst. of Tech.) IN2020-42 |
Posting slanderous defamation on the Internet has been regarded as a social problem, and now it seems that the social aw... [more] | IN2020-42 pp.7-12 |
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