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All Technical Committee Conferences  (Searched in: All Years)

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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 34  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP, WPT
(Joint)
2024-01-18
09:55
Niigata Niigata Univ.
(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 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
(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
(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
(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
(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
(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
(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
(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)
(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
(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)
(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
(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 [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 [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 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. 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. [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)
AP, SANE, SAT
(Joint)
2019-07-17
15:00
Miyagi Tohoku Univ. [Invited Lecture] Doppler Spectrum Evaluation on V2V Communication for Platooning
Koichi Serizawa, Kazuma Tomimoto, Masayuki Miyashita, Ryo Yamaguchi (SoftBank) AP2019-28
R&D on 5th generation mobile communication (5G) has been actively conducted in recent years. We focus on "Ultra-Reliable... [more] AP2019-28
pp.39-42
RCS, AP
(Joint)
2018-11-22
15:30
Okinawa Okinawa Industry Support Center Antenna and Propagation Measurements for Platooning V2V Communications
Ryo Yamaguchi, Kazuma Tomimoto, Masayuki Miyashita, Koichi Serizawa (SoftBank) AP2018-139
 [more] AP2018-139
pp.209-213
 Results 1 - 20 of 34  /  [Next]  
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