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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP, SANE, SAT (Joint) |
2024-07-25 15:50 |
Hokkaido | Frontier Research in Applied Sciences Building, Hokkaido University (Hokkaido, Online) (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Effect of Human Body Shielding on Polarization Characteristics of Terahertz Waves Masayuki Miyashita, Ayumu Yabuki, Toshiki Hozen, Tomonori Ikeda, Kazuma Tomimoto, Ryo Yamaguchi (SoftBank)  AP2024-40 |
In this paper, we measure the polarization characteristics due to the shielding loss associated with the human body and ... [more] | AP2024-40 pp.101-105 |
| AP, SANE, SAT (Joint) |
2024-07-25 16:10 |
Hokkaido | Frontier Research in Applied Sciences Building, Hokkaido University (Hokkaido, Online) (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Reception Level Fluctuation Characteristics of Millimeter and Sub-THz Waves due to Human Body Shadowing in Indoor Environment Kosuke Ishii, Tetsuro Imai (TDU), Masayuki Miyashita, Toshiki Hozen, Ryo Yamaguchi, Kazuma Tomimoto, Tomonori Ikeda (SoftBank) AP2024-42 |
The use of millimeter wave and Sub-THz waves, which have a wide frequency bandwidth, is being considered for 6G to reali... [more] | AP2024-42 pp.112-117 |
| AP, WPT (Joint) |
2024-01-18 09:55 |
Niigata | Tokimate, Niigata University (Niigata, Online) (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Expansion of Virtual BF Antenna Construction Method Using Rotating Reflector Antenna for Polarized MIMO Evaluation Tomonori Ikeda, Toshiki Hozen, Kazuma Tomimoto, Ryo Yamaguchi, Masayuki Miyashita, Ayumu Yabuki (SoftBank) AP2023-168 |
The use of terahertz band is being considered for six-generation mobile communications, and the use of beamforming anten... [more] | AP2023-168 pp.47-51 |
| AP (2nd) |
2024-01-08 - 2024-01-10 |
Overseas | EPU, Hanoi (Overseas) | Isolation Improvement of a 4-element Horn Array Antenna Tomoki Hoshiko, Ryuji Kuse, Makoto Sano, Takeshi Fukusako (Kumamoto Univ), Kazuma Tomimoto, Masayuki Miyashita, Toshiki Hozen, Ryo Yamaguchi (Softbank) |
A 4-element horn array antenna is proposed. The 4-element horn array antenna consists of a single pyramidal horn separ... [more] |
|
| AP, RCS (Joint) |
2023-11-15 11:05 |
Kumamoto | Kumamoto Prefectural Workers' Welfare Hall (Kumamoto, Online) (Primary: On-site, Secondary: Online) |
A Consideration on Vehicular Antenna Location
-- (II)Height Dependence -- Yuika Nakayama, Eisuke Nishiyama (Saga University), Ryo Yamaguchi, Kazuma Tomimoto, Masayuki Miyashita (Softbank), Ichihiko Toyoda (Saga University) AP2023-131 |
With the recent development of mobile communication technology, antennas mounted on vehicles have been attracting attent... [more] | AP2023-131 pp.11-16 |
| AP | 2023-03-17 11:20 |
Toyama | Toyama Prefectural Civic Hall (Toyama, Online) (Primary: On-site, Secondary: Online) |
Millimeter Wave (30 - 300 GHz) DOA Measurement Using Rotary Axis Tilt Method Ryo Yamaguchi, Toshiki Hozen, Kazuma Tomimoto, Masayuki Miyashita, Ayumu Yabuki (SB) AP2022-245 |
[more] | AP2022-245 pp.67-71 |
| AP | 2023-02-16 13:25 |
Miyagi | Tohoku University, Aobayama Campus (Miyagi, Online) (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Evaluation of Received Power Distance of a Cosecant Squared Beam Reflector Antenna at 300GHz band in Indoor and Outdoor Environments Toshiki Hozen, Kazuma Tomimoto, Ryo Yamaguchi, Masayuki Miyashita, Ayumu Yabuki (Softbank) AP2022-215 |
In the 300 GHz band, which is being considered for use in Beyond 5G/6G, communication with high-gain antennas is a prere... [more] | AP2022-215 pp.101-105 |
| RCS, AP, UWT (Joint) |
2022-11-15 11:25 |
Fukuoka | Kyushu University, and Online (Fukuoka, Online) (Primary: On-site, Secondary: Online) |
On the Polarization Effects of Human Body Scattering in Terahertz Waves Masayuki Miyashita, Ayumu Yabuki, Toshiki Hozen, Kazuma Tomimoto, Ryo Yamaguchi (SB) AP2022-151 |
In this paper, we measure the polarization characteristics in human body scattering using the terahertz waves. From the ... [more] | AP2022-151 pp.24-28 |
| RCS, AP, UWT (Joint) |
2022-11-16 16:00 |
Fukuoka | Kyushu University, and Online (Fukuoka, Online) (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Millimeter Wave (30 - 300 GHz) Antenna Beam Emulator Ryo Yamaguchi, Toshiki Hozen, Kazuma Tomimoto, Masayuki Miyashita, Ayumu Yabuki (SB) AP2022-158 RCS2022-172 |
[more] | AP2022-158 RCS2022-172 pp.62-66(AP), pp.101-105(RCS) |
| AP, MW (Joint) |
2022-09-14 13:50 |
Ehime | The Museum of Art, EHIME (Ehime, Online) (Primary: On-site, Secondary: Online) |
Realization of a Cosecant Squared Beam Reflector Antenna at 300GHz band and Evaluation of Received Power with Distance Toshiki Hozen, Kazuma Tomimoto, Ryo Yamaguchi, Ayumu Yabuki, Masayuki Miyashita (Softbank) AP2022-76 |
In Beyond 5G/6G mobile communication system, the 300 GHz band is being considered for use. While the 300 GHz band can re... [more] | AP2022-76 pp.26-31 |
| AP, SANE, SAT (Joint) |
2022-07-29 13:30 |
Hokkaido | Asahikawa Taisetsu Crystal Hall (Hokkaido, Online) (Primary: On-site, Secondary: Online) |
Indoor mm-Wave (30 - 300 GHz) Antenna Measurement Using Rotating Reflector Ryo Yamaguchi, Toshiki Hozen, Kazuma Tomimoto, masayuki Miyashita, Ayumu Yabuki (SB) AP2022-60 |
[more] | AP2022-60 pp.145-150 |
| AP, RCS (Joint) |
2021-11-10 16:45 |
Nagasaki | NBC-Bekkan (Nagasaki) (Nagasaki, Online) (Primary: On-site, Secondary: Online) |
A Consideration on DOA Measurement Method at 300 GHz Band by The Double-Directional Rotating Reflector Antenna Toshiki Hozen, Kazuma Tomimoto, Ryo Yamaguchi, Ayumu Yabuki, Masayuki Miyashita (Softbank) AP2021-108 |
For realizing even higher data rates, terahertz frequency bands are being considered for Beyond 5G/6G wireless communica... [more] | AP2021-108 pp.44-49 |
| AP | 2021-04-16 13:25 |
Hyogo | Kinosaki International Arts Center (Hyogo, Online) (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 | 2020-05-22 11:10 |
Okinawa | Tiruru Okinawa (Naha-city) (Okinawa) (Cancelled, technical report was not issued) |
Experimental Study on Doppler Spectrum of V2V Communications for Platooning Koichi Serizawa, Ryo Yamaguchi, Kazuma Tomimoto, Masayuki Miyashita (SoftBank) |
[more] | |
| AP | 2020-03-26 15:35 |
Fukui | Fukui College (Fukui) (Cancelled but technical report was issued) |
Formulation of Doppler Spectrum on V2V Communications for Platooning Ryo Yamaguchi, Koichi Serizawa, Kazema Tomimoto, Masayuki Miyashita (SoftBank) AP2019-202 |
[more] | AP2019-202 pp.29-33 |
| AP | 2020-02-21 13:50 |
Shizuoka | Shizuoka Univ. Hamamatsu Campus (Shizuoka) | [Invited Lecture]
V2X Doppler Spectrum
-- ―Doppler Spectrum of V2V Communications with Different Velocity― -- Ryo Yamaguchi, Koichi Serizawa, kazuma Tomimoto, Masayuki Miyashita (SoftBank) AP2019-193 |
[more] | AP2019-193 pp.69-74 |
| AP, WPT (Joint) |
2020-01-23 14:35 |
Kagawa | Sunport Hall Takamatsu (Kagawa) | [Invited Lecture]
Effect of antenna pattern on Doppler spectrum of V2V direct communications for platooning Ryo Yamaguchi, Koichi Serizawa, Kazuma Tomimoto, Masayuki Miyashita (SoftBank) AP2019-159 |
[more] | AP2019-159 pp.49-54 |
| AP (2nd) |
2019-12-19 14:10 |
Tokyo | Takushoku University, Hachioji Int'l Campus, Onshi Centenary Hall (Tokyo) | A consideration on interference measurement method of repeater system for mobile communications using Doppler effect Ryo Yamaguchi, Koichi Serizawa, Kazuma Tomimoto, Masayuki Miyashita (SoftBank) |
[more] | |
| AP | 2019-12-12 14:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Tokyo) | Formulation of Doppler Spectrum with Double Frequency on V2V Communications for Platooning RyoYamaguchi, Koichi Serizawa, Kazuma Tomimoto, Masayuki Miyashita (SoftBank) AP2019-145 |
[more] | AP2019-145 pp.19-23 |
| AP, RCS (Joint) |
2019-11-20 16:10 |
Saga | Saga Univ. (Saga) | [Invited Lecture]
Doppler Shift Modeling on V2V Communications for Platooning Ryo Yamaguchi, Koichi Serizawa, Kazuma Tommimoto, Masayuki Miyashita (SoftBank) AP2019-116 RCS2019-208 |
[more] | AP2019-116 RCS2019-208 pp.59-64(AP), pp.31-36(RCS) |
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