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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) |
2024-07-24 14:20 |
Hokkaido | Frontier Chemistry Center, Hokkaido University (Primary: On-site, Secondary: Online) |
A Study on Thinner Lens Antennas and Beam Scanning Characteristics for Ground Station Antennas for Non-Terrestrial Network (NTN) Genma Hattori (MWF/Takushoku Univ.), Sou Ema, Yuta Horie (MWF), Toshiyuki Maeyama (Takushoku Univ.) |
[more] | |
| SAT, MICT, WBS, RCC (Joint) [detail] |
2024-05-16 16:10 |
Miyazaki | KITEN Convention hall (Miyazaki) (Primary: On-site, Secondary: Online) |
A Study on Frequency Scaling of Rain Attenuation by Simultaneous Measurement of Ka-band and Ku-band Satellite Beacon Signals Yasuyuki Maekawa (Osaka Electro-Commun. Univ.), koichi Harada, Junichi Abe, Fumihiro Yamashita (NTT)  SAT2024-8 MICT2024-8 |
Rain attenuation characteristics were investigated from simultaneous observation data of rain attenuation conducted on t... [more] | SAT2024-8 MICT2024-8 pp.36-41 |
| RCS, SR, SRW (Joint) |
2024-03-15 14:50 |
Tokyo | The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
A study of performance evaluation of full duplex relay in millimeter wave for Beyond5G Keiya Kurihara, Toshiyuki Maeyama (Takushoku Univ.) RCS2023-289 |
Further improvement of frequency utilization efficiency is required for Beyond 5G and 6G in 2030. As one of the approach... [more] | RCS2023-289 pp.158-163 |
| SAT, SANE (Joint) |
2024-02-09 10:45 |
Kagoshima | AmaHome PLAZA (Amami City Shimin Koryu Center) (Primary: On-site, Secondary: Online) |
A study on the rain attenuation statistics using the different Ku-band satellite signals measured at multiple locations Yasuyuki Maekawa (Osaka Electro-Commun. Univ.), Koichi Harada, Junichi Abe, Fumihiro Yamashita (NTT) SAT2023-71 |
The signal levels of Ku-band BS broadcast radio wave and JCSAT-5A beacon radio wave have been simultaneously measured at... [more] | SAT2023-71 pp.63-68 |
| AP, SANE, SAT (Joint) |
2023-07-13 10:30 |
Hokkaido | The Citizen Activity Center (Primary: On-site, Secondary: Online) |
mmWave/Terahertz waves waveguide model using photonic crystals and analysis of slotted antennas using mmWave waveguides Kota Shinozaki (Takushoku Univ./I-PEX), Toshiyuki Maeyama, Yasuhiro Tsunemitsu (Takushoku Univ.), Hiroki Nakamura (I-PEX) AP2023-44 |
In order to realize Beyond 5G/6G communications aiming for ultra-high-speed and large-capacity communication, the freque... [more] | AP2023-44 pp.70-75 |
| MICT, WBS, RCC, SAT (Joint) [detail] |
2023-05-26 09:25 |
Tokyo | TOKYO BIG SIGHT (Primary: On-site, Secondary: Online) |
A study on the rain attenuation duration characteristics using the different Ku-band satellite signals measured at multiple locations Yasuyuki Maekawa (Osaka Electro-Commun. Univ.), Koichi Harada, Junichi Abe, Fumihiro Yamashita (NTT Corporation) SAT2023-5 MICT2023-5 |
The signal levels of Ku-band BS broadcast radio waves and JCSAT-5A beacon radio waves have been simultaneously measured ... [more] | SAT2023-5 MICT2023-5 pp.20-25 |
| RCS | 2023-04-14 10:10 |
Shimane | Matsue New Urban Hotel, and online (Primary: On-site, Secondary: Online) |
Millimeter-wave wireless communication system for mobiles Tomoharu Mizutani, Yo Koide, Takayuki Maeda (JR Central), Keisuke Ishioka (NEC) RCS2023-11 |
In wireless communication, there is a trade-off between transmission quality and transmission capacity. Therefore, when ... [more] | RCS2023-11 pp.50-55 |
| AP | 2022-10-20 15:00 |
Gifu | GIFU CITY CULTURE CENTER (Primary: On-site, Secondary: Online) |
A Study on Permittivity Estimation of Building Materials by Standing Wave Method Hiroki Aizawa, Toshiyuki Maeyama (Takushoku Univ.) AP2022-143 |
The authors are conducting research to estimate indoor propagation characteristics in detail using electromagnetic analy... [more] | AP2022-143 pp.222-227 |
| MIKA (3rd) |
2022-10-14 10:40 |
Niigata | Niigata Citizens Plaza (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Position Estimation of Transmitter in Grid Sensor Network Naoyuki Maekawa (Anritsu) |
(To be available after the conference date) [more] | |
| SAT, KOSST | 2022-10-06 16:05 |
Fukuoka | (Primary: On-site, Secondary: Online) |
Recent increase in rain attenuation statistics of Ku-band satellite communications links and its relation to the climate change Shoya Funo, Yoshiaki Shibagaki, Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) SAT2022-47 |
Rain attenuation statistics of the Ku-band BS radio wave (11.84 GHz) measured over 30 years at Osaka Electro-Communicati... [more] | SAT2022-47 pp.16-19 |
| SAT, KOSST | 2022-10-06 16:55 |
Fukuoka | (Primary: On-site, Secondary: Online) |
A study on Site Diversity Effect between Different Satellites using Rain Attenuation Characteristics of Ku-band Satellite Communication Links Yasuyuki Maekawa (Osaka Electro-Commun. Univ.), Koichi Harada, Junichi Abe, Fumihiro Yamashita (NTT) SAT2022-48 |
The signal levels of Ku-band BS broadcast radio waves and JCSAT-5A beacon radio waves have been simultaneously measured ... [more] | SAT2022-48 pp.20-24 |
| MWPTHz | 2022-06-03 13:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Invited Talk]
Lunar Terahertz SUrveyor for KIlometer-scale MappIng (TSUKIMI) Yasuko Kasai (NICT), Hideaki Miyamoto (University of Tokyo), Toshiyuki Nishibori (JAXA), Tetsuya Honda (SpaceBD), Hiroyuki Maezawa (Osaka Metoropolitan Univ.), Takashi Eishima (AxelSpace) |
[more] | |
| RCS | 2022-04-21 14:30 |
Osaka | Osaka University, and online (Primary: On-site, Secondary: Online) |
Improving accuracy of mobile position detection using millimeter-wave Ryohei Watanabe, Tomotsugu Asada, Yo Koide, Takayuki Maeda (JR Central), Motoki Morita (NEC), Koji Fukukawa (Nippon Signal) RCS2022-4 |
A position detection method of a mobile using wireless communication has been already established in past research. Howe... [more] | RCS2022-4 pp.12-17 |
| RCS, SR, SRW (Joint) |
2022-03-02 10:25 |
Online | Online | Comparison of clustering methods as a means of resolving the permutation indeterminacy in OFDM signal separation with FDICA Yuichi Maruyama, Naoyuki Maekawa, Toyoyuki Kato (Anritsu) SRW2021-66 |
[more] | SRW2021-66 pp.7-9 |
| RCS, SR, SRW (Joint) |
2022-03-04 14:05 |
Online | Online | Extraction of Features for Classification by Machine Learning of Electromagnetic Noise Corresponding to Various Manufacturing Field Environments Michio Miyamoto, Ayano Ohnishi, Yoshio Takeuchi (ATR), Toshiyuki Maeyama (ATR/Takushoku Univ.), Akio Hasegawa, Hiroyuki Yokoyama (ATR) SR2021-118 |
We extract electromagnetic noise from time-series spectrum data measured at the manufacturing site. In this case, it is ... [more] | SR2021-118 pp.139-145 |
| RCS, SR, SRW (Joint) |
2022-03-04 14:30 |
Online | Online | Automatic Spectrum Sharing by using Smart Contracts and CA Nobuo Suzuki (ATR/Kindai Univ.), Toshiyuki Maeyama (Takushoku Univ.), Tatsuya Yoshioka, Akio Hasegawa, Hiroyuki Yokoyama (ATR) SR2021-119 |
It is effective to utilize existing spectrum resources in order to realize more advanced mobile communication systems su... [more] | SR2021-119 pp.146-153 |
| MRIS, ITE-MMS | 2021-12-10 15:35 |
Online | Online | Development of flux control writer
-- World's first practical use of assist record technology -- Naoyuki Narita, Masayuki Takagishi (Toshiba corporate R&D center), Gaku Koiizumi, Akihiko Takeo (Toshiba devices & storage corporation), Tomoyuki Maeda (Toshiba corporate R&D center) |
[more] | |
| KBSE, SC | 2021-11-05 14:50 |
Online | Online + Morioka City (KBSE) (Primary: Online, Secondary: On-site) |
Design of AI Services with Social Acceptability Hironori Takeuchi, Taketo Iino, Shoki Ishikawa, Azuki Ichitsuka, Miyuki Maeda, Yuka Miyazawa (Musashi Univ.) KBSE2021-27 SC2021-26 |
[more] | KBSE2021-27 SC2021-26 pp.13-18 |
| AP | 2021-10-07 09:00 |
Online | Online | [Tutorial Lecture]
A Study on the Measurement and Estimation Methods of Rain Attenuation Characteristics in Satellite Communications Links Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) AP2021-68 |
Rain attenuation characteristics of Ka and Ku band satellite communication links are presented using the domestic CS (19... [more] | AP2021-68 pp.1-6 |
| AP | 2021-10-07 13:00 |
Online | Online | [Poster Presentation]
Study on Equivalent Permittivity Estimating Method for Composite Materials Hiroki Aizawa, Toshiyuki Maeyama (Takushoku Univ.) AP2021-80 |
In order to estimate indoor propagation characteristics by electromagnetic analysis method, accurate electrical constant... [more] | AP2021-80 pp.51-53 |
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