Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
AP |
2024-02-16 10:00 |
Mie |
Sinfonia Technology Hibiki Hall Ise (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Consideration of Equivalence between Omuni and Direction Antennain in mm-Waves Radio Environment Measurements Toshiki Hozen, Ryo Yamaguchi, Kazuma Tomimoto, Tomonori Ikeda (Softbank) AP2023-193 |
Omnidirectional antennas are frequently used in the propagation evaluation of radio environments, but their use in the m... [more] |
AP2023-193 pp.34-38 |
AP, WPT (Joint) |
2024-01-18 09:55 |
Niigata |
Tokimate, Niigata University (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 |
2023-12-14 14:55 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
A Consideration on Millimeter Wave (30 - 300 GHz) Reflection Measurement (III) Ryo Yamaguchi, Toshiki Hozen, Kazuma Tomimoto (SB) AP2023-158 |
[more] |
AP2023-158 pp.19-23 |
AP, RCS (Joint) |
2023-11-17 13:50 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Polarization MIMO simulation and Measurement Method in EHF band Kazuma Tomimoto, Toshiki Hozen, Tomonori Ikeda, Ryo Yamaguchi (SB) AP2023-152 RCS2023-175 |
[more] |
AP2023-152 RCS2023-175 pp.116-120(AP), pp.119-123(RCS) |
MW, AP (Joint) |
2023-09-29 10:05 |
Kochi |
Kochi Castle Museum of History (Primary: On-site, Secondary: Online) |
Millimeter Wave (30 - 300 GHz) Measurement of Reflection Characteristics of Actual Building Materials Ryo Yamaguchi, Toshiki Hozen, kazuma Tomimoto (SB) AP2023-83 |
[more] |
AP2023-83 pp.27-30 |
AP, SANE, SAT (Joint) |
2023-07-13 14:50 |
Hokkaido |
The Citizen Activity Center (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Experimental Study on Polarization Characterizations of Millimeter Wave (30-300GHz) Ryo Yamaguchi, Toshiki Hozen, Kazuma Tomimoto (SB) AP2023-49 |
[more] |
AP2023-49 pp.98-102 |
AP (2nd) |
2023-06-01 13:55 |
Nagano |
Nagano Prefecture Minamimaki Village Office, Central Public Hall |
A Consideration on Millimeter Wave (30 - 300 GHz) Reflection Measurement (II) Ryo Yamaguchi, Toshiki Hozen, Kazuma Tomimoto (SB) |
[more] |
|
AP |
2023-05-12 14:00 |
Okinawa |
Okinawa Gender Equality Center (Primary: On-site, Secondary: Online) |
A Consideration on Millimeter Wave (30 - 300 GHz) Reflection Measurement Ryo Yamaguchi, Toshiki Hozen, Kazuma Tomimoto (SB) AP2023-20 |
[more] |
AP2023-20 pp.65-69 |
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 |
2023-03-17 11:45 |
Toyama |
Toyama Prefectural Civic Hall (Primary: On-site, Secondary: Online) |
Study of DOA measurement method in multipath using rotating reflector antenna capable of measuring multiple polarizations Toshiki Hozen, Kazuma Tomimoto, Ryo Yamaguchi (Softbank) AP2022-246 |
It has been reported that the millimetre and terahertz wave bands used in next-generation communications have different ... [more] |
AP2022-246 pp.72-75 |
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 |
AP (2nd) |
2022-12-08 11:50 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Study of DOA measurement system using rotating reflector antenna capable of measuring multiple polarizations Toshiki Hozen, Kazuma Tomimoto, Ryo Yamaguchi (Softbank) |
[more] |
|
RCS, AP, UWT (Joint) |
2022-11-15 10:20 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
DOA Measurements in an Indoor Environment at 300 GHz Band by Using Rotating Reflector Antenna Toshiki Hozen, Kazuma Tomimoto, Ryo Yamaguchi, Miyashita Masayuki, Ayumu yabuki (Softbank) AP2022-149 |
In this paper, we demonstrate the effectiveness of the measurement method in a real propagation environment by DOA measu... [more] |
AP2022-149 pp.13-17 |
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 |
2020-10-02 13:00 |
Okinawa |
2 sub sites and online (Primary: On-site, Secondary: Online) |
Design and Measurement of a Traveling Wave Excitation Array of a Planar Array Antenna on a Narrow Wall of the Rectangular Waveguide for Perpendicular Polarization to the Axis Toshiki Hozen, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2020-71 |
A longitudinal linear slot array arranged at a spacing of one guided wavelength on a narrow wall of the rectangular wave... [more] |
AP2020-71 pp.17-22 |