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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2022-10-20 14:00 |
Gifu | GIFU CITY CULTURE CENTER (Primary: On-site, Secondary: Online) |
A Study on Rain Attenuation Prediction Method by Deep Learning 2
-- Error Characteristics -- Yuji Komatsuya, Tetsuro Imai (TDU), Miyuki Hirose (Kyutech)  AP2022-141 |
Recently, the frequency used in wireless systems has got higher significantly, such as B5G (6G), HAPS, etc., and the imp... [more] | AP2022-141 pp.211-215 |
| MIKA (3rd) |
2022-10-13 14:00 |
Niigata | Niigata Citizens Plaza (Primary: On-site, Secondary: Online) |
[Tutorial Lecture]
title Tetsuro Imai (Tokyo Denki Univ) |
[more] | |
| AP, SANE, SAT (Joint) |
2022-07-27 09:25 |
Hokkaido | Asahikawa Taisetsu Crystal Hall (Primary: On-site, Secondary: Online) |
[Invited Lecture]
A Study of Rain Attenuation Prediction Method by Deep Learning Yuji Komatsuya, Tetsuro Imai (TDU), Miyuki Hirose (Kyutech) AP2022-34 |
Recently, the frequency used in wireless systems has got higher significantly, such as B5G, HAPS, etc., and the importan... [more] | AP2022-34 pp.1-5 |
| CS | 2022-07-15 13:15 |
Kagoshima | Yakushima Environmental and Cultural Village Center (Primary: On-site, Secondary: Online) |
[Invited Talk]
Study of next-generation ultra-high-speed transmission and wide-area networking using mobile relay stations Takefumi Hiraguri (NIT), Kentaro Nishimori (Niigata Univ), Jro Hirokawa (Tokyo Tech), Takahiro Matsuda (TMU), Tetsuro Imai (TDU) CS2022-34 |
[more] | CS2022-34 pp.95-97 |
| AP | 2022-02-17 12:40 |
Online | Online | Proposal on RIS scattering model based on physical optics Tetsuro Imai (TDU), Akira Kumagai, Koichiro Takahashi (AGC) AP2021-163 |
Nowadays, in next generation mobile communication systems (6G), the use of RIS (Reconfigurable intelligent surface), whi... [more] | AP2021-163 pp.26-31 |
| AP | 2022-02-17 13:05 |
Online | Online | An Optimization Method of Ray Tracing Parameters Utilizing Genetic Algorithm Miyuki Hirose (KIT), Tetsuro Imai (Tokyo Denki Univ.), Shengyi Wu, Satoshi Iwasaki, Gilbert Siy Ching, Yukiko Kishiki (KKE) AP2021-164 |
Ray tracing parameters, that affect propagation characteristics, e.g. relative permittivity, electrical conductivity, nu... [more] | AP2021-164 pp.32-37 |
| LOIS, ICM | 2022-01-28 10:25 |
Online | Online | Proposal of mesh abnormality detection method in knitting machine using AI Shoya Ogawa, Nobuyuki Yonaga, Kazuki Fukae (Nagasaki Univ.), Tetsuro Imai (Hiroshima City Univ.), Kenichi Arai, Toru Kobayashi (Nagasaki Univ.) ICM2021-40 LOIS2021-38 |
Highly durable tortoiseshell nets are attracting attention as fishing nets and rockfall prevention nets for slopes. Thes... [more] | ICM2021-40 LOIS2021-38 pp.40-45 |
| AP, WPT (Joint) |
2022-01-21 16:20 |
Tottori | Kenmin-Fureai-Kaikan (Primary: On-site, Secondary: Online) |
Modeling for radio propagation analysis by quantum computing (2) Tetsuro Imai (TDU), Wataru Yamada, Minoru Inomata, Nobuaki Kuno (NTT) AP2021-157 |
Radio wave propagation analysis in a multipath environment is based on searching for radio wave propagation paths betwee... [more] | AP2021-157 pp.128-133 |
| SRW | 2021-08-24 14:15 |
Online | Online | [Invited Lecture]
On the Radio Propagation Modeling for Advanced Wireless Emulator Based on Cyber Physical Fusion Jun-ichi Takada, Nopphon Keerativoranan (Tokyo Tech), Takahiro Hayashi (KDDI Research), Minseok Kim (Niigata Univ), Yukiko Kishiki, Wataru Okamura (KKE), Kentaro Saito (Tokyo Tech), Tetsuro Imai, Miyuki Hirose (TDU), Hirokazu Sawada, Takeshi Matsumura (NICT) SRW2021-23 |
This report presents the radio propagation modeling technology for the implementation of advanced wireless emulator base... [more] | SRW2021-23 pp.21-26 |
| AP, SANE, SAT (Joint) |
2021-07-28 15:30 |
Online | Online | [Invited Lecture]
A Study on Estimation of Propagation Loss for Communication between Drones under Bridges Satoshi Iwasaki, Shengyi Wu, Yukiko Kishiki (KKE), Miyuki Hirose, Tetsuro Imai (TDU) AP2021-30 |
In the era of Society 5.0, cyber-physical space interacts with each other, and there is a need to design, evaluate and v... [more] | AP2021-30 pp.37-42 |
| AP | 2021-04-16 13:25 |
Hyogo | Kinosaki International Arts Center (Primary: On-site, Secondary: Online) |
Relationship between Doppler spectrum and ground surface scattering in platooning V2V direct communication Tetsuro Imai (TDU), Masayuki Miyashita, Ryo Yamaguchi, Kazuma Tomimoto (SoftBank) AP2021-5 |
At present, platooning V2V direct communication systems have been actively investigated. In the systems, the velocity of... [more] | AP2021-5 pp.23-27 |
| AP | 2021-02-19 13:25 |
Online | Online | [Invited Lecture]
Propagation Characteristics for Different Antennas in 28 GHz Band Ichiro Oshima, Noboru Sekino (DKK), Tetsuro Imai (TDU) AP2020-126 |
Propagation measurements were performed for local 5G area design in the 28 GHz band by changing the antenna type outdoor... [more] | AP2020-126 pp.56-61 |
| WPT, AP (Joint) |
2021-01-22 11:35 |
Online | Online | [Invited Lecture] Modeling for radio propagation analysis by quantum computing Tetsuro Imai (TDU), Wataru Yamada, Minoru Inomata, Nobuaki Kuno (NTT) AP2020-113 |
At present, the development of quantum computers is remarkable, and the quantum annealing method specializing in combina... [more] | AP2020-113 pp.56-60 |
| AP | 2020-02-20 13:30 |
Shizuoka | Shizuoka Univ. Hamamatsu Campus | [Invited Lecture]
Downlink Performance and Signal Reception Characteristics using Distributed Vehicle Glass Mounted Antenna for 28 GHz Band in Urban Environment Minoru Inomata, Tetsuro Imai, Daisuke Kitayama, Takahiro Asai (NTT DOCOMO, INC), Hideaki shoji, Shoichi Takeuchi, Kiyoshi Nobuoka, Toshiki Sayama, Takeshi Motegi, Osamu Kagaya (AGC) AP2019-181 |
In fifth generation mobile communications system (5G), 28 GHz band is used and the application for cellular-V2X using 5G... [more] | AP2019-181 pp.1-6 |
| AP, WPT (Joint) |
2020-01-23 14:10 |
Kagawa | Sunport Hall Takamatsu | [Invited Lecture]
Study on Path Loss Model for Macrocell Environment using the Percentage of Area Occupied by Buildings for 5G Koshiro Kitao, Minoru Inomata, Tetsuro Imai, Satoshi Suyama, Takahiro Asai (NTT DOCOMO) AP2019-158 |
[more] | AP2019-158 pp.45-48 |
| AP, WPT (Joint) |
2020-01-24 10:15 |
Kagawa | Sunport Hall Takamatsu | [Invited Lecture]
Vehicle Penetration Loss Characteristics for the shinkansen from 2GHz to 28GHz Bands Minoru Inomata, Tetsuro Imai, Kazushi Muraoka, Nobuhide Nonaka, Satoshi Suyama, Koshiro Kitao, Yukihiko Okumura, Takahiro Asai (NTT DOCOMO, INC), Yoshihiro Matsumura (Central Japan Railway Company) AP2019-168 |
Mobile telephone operators around the world are now working hard to introduce 5G services. With 5G, 3.7, 4.5, 28 GHz ban... [more] | AP2019-168 pp.99-103 |
| AP | 2019-10-17 12:30 |
Osaka | Osaka Univ. | [Poster Presentation]
2D-DOA Estimation by Compressed Sensing Algorithm Using Sub-Arrays in an Actual Urban Street Cell Environment Koyo Tategami, Mitoshi Fujimoto (Univ. Fukui), Koshiro Kitao, Tetsuro Imai (NTT docomo) AP2019-86 |
[more] | AP2019-86 pp.33-37 |
| MIKA (2nd) |
2019-10-03 11:15 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
A Study on Direction of Arrival Estimation in 19GHz Band Based on Real Data and Ray Tracing Saki Uemura, Kentaro Nishimori, Ryotaro Taniguchi (Niigata Univ.), Minoru Inomata, Koshiro Kitao, Tetsuro Imai (NTT DOCOMO) |
Use of the 5-generation mobile communication system (5G) in the millimeter wave band is assumed. In 5G, introduction of ... [more] | |
| AP | 2019-08-22 10:25 |
Hokkaido | Hokkai-Gakuen Univ. | Block Diagonalization using Pseudo Inverse Matrix for MU-MIMO Keiya Uchida, Mitoshi Fujimoto (Univ. Fukui), Koshiro Kitao, Tetsuro Imai (NTT DOCOMO) AP2019-54 |
The 5th Generation(5G) will introduce MU-MIMO to achieve super high bit rate. Also, Massive MIMO will be effective to co... [more] | AP2019-54 pp.39-42 |
| CQ | 2019-05-30 14:50 |
Hiroshima | Hiroshima City University | Consideration on direction of arrival estimation using circular array based on measurement results Saki Uemura, Kentaro Nishimori, Ryotaro Taniguchi (Niigata Univ.), Minoru Inomata, Koshiro Kitao, Tetsuro Imai (Docomo) CQ2019-19 |
Use of the 5-generation mobile communication system (5G) in the millimeter wave band is assumed. In 5G, introduction of ... [more] | CQ2019-19 pp.43-46 |
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