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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| PN | 2023-03-01 15:10 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Invited Talk]
High-speed beam steering technology toward Beyond 5G Hideyuki Nosaka (Ritsumeikan Univ.), Takana Kaho (SIT), Tetsuya Kawanishi (Waseda Univ.) |
(To be available after the conference date) [more] | |
| AP | 2023-02-16 14:15 |
Miyagi | Tohoku University, Aobayama Campus (Primary: On-site, Secondary: Online) |
[Invited Lecture]
A Compact Beam Forming Antenna based on Phase Gradient Huygen's Transmitarray and Fabry-Perot Antenna Source Takayoshi Sasaki, Tanan Hongnara, Yoshiki Shirasawa, Warangkana Chaihongsa, Katsumori Sasaki, Keisuke Sato, Ichiro Ohshima (DKK), Keizo Cho, Hiroaki Nakabayashi (CIT), Naobumi Michishita (NDA)  AP2022-217 |
(To be available after the conference date) [more] | AP2022-217 pp.111-115 |
| MWPTHz, PN, EMT, IEE-EMT [detail] | 2023-01-23 13:00 |
Osaka | (Primary: On-site, Secondary: Online) |
Investigation on a Dual-Band Reflectarray Independently Controlling Dual Polarization Sota Tanizawa, Kosei Inoue, Hiroyuki Deguchi, Mikio Tsuji (Doshisha Univ.) PN2022-31 EMT2022-69 MWPTHz2022-57 |
For obtaining a multi-band reflectarray with multi-beams, we have proposed a novel reflectarray realizing multiple dual-... [more] | PN2022-31 EMT2022-69 MWPTHz2022-57 pp.1-6 |
| QIT (2nd) |
2022-12-08 14:00 |
Kanagawa | Keio Univ. (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Two-photon phase singularity manifested by propagational distance control of photon pair generated by higher-order LG pump beam Takumi Jinushi, Hirokazu Kobayashi (KUT) |
We report our finding that a phase singularity in two-photon wave function is manifested at the center of the optical ax... [more] | |
| WPT (2nd) |
2022-12-05 - 2022-12-06 |
Kyoto | Uji Obaku Plaza Kihada Hall, Uji Campus, Kyoto University (Primary: On-site, Secondary: Online) |
Study of Partially Driven Array Antenna with the Coupling Lines Hiroyuki Kamada, Bo Yang, Wenyi Shao, Baku Takahara, Naoki Shinohara, Tomohiko Mitani (Kyoto Univ.) |
In the design of high-frequency, multi-element phased array antennas, simplification of power supply and phase control i... [more] | |
| RCS, AP, UWT (Joint) |
2022-11-17 11:00 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
[Invited Talk]
Basics of Orbital Angular Momentum (OAM) Mode Multiplexing Toshihiko Nishimura (Hokkaido Univ.) AP2022-164 RCS2022-177 |
The demand for high-capacity wireless communications is increasing as we move toward the 6G era, which will provide a fu... [more] | AP2022-164 RCS2022-177 pp.97-102(AP), pp.130-135(RCS) |
| ITE-BCT, OCS, IEE-CMN, OFT | 2022-11-10 15:50 |
Miyagi | Forest-Sendai (Primary: On-site, Secondary: Online) |
Remotely phase control of microwave signals using semiconductor optical amplifiers and optical beat Shunya Hayashi, Tomoyuki Uehara, Kenichiro Tsuji (NDA) OFT2022-38 |
Next-generation access networks are expected to use high-frequency radio signals with high attenuation, requiring the in... [more] | OFT2022-38 pp.5-10 |
| AP | 2022-10-19 09:30 |
Gifu | GIFU CITY CULTURE CENTER (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Fast and High-accuracy Channel Estimation Method Combining Load Modulation and Compressed Sensing Techniques for Reconfigurable Intelligent Surfaces Shun Sasaki, Takumi Kato, Kentaro Murata, Naoki Honma (Iwate Univ.) AP2022-105 |
In this study, we propose a channel estimation method for reconfigurable intelligent surfaces (RIS) combining the load m... [more] | AP2022-105 pp.47-52 |
| SIS, ITE-BCT | 2022-10-14 11:25 |
Aomori | Hachinohe Institute of Technology (Primary: On-site, Secondary: Online) |
Fundamental Study of Underwater Acoustic Communication Using a Bidirectional Retrodirective System Takahiro Ishikawa, Shingo Yoshizawa (Kitami Inst. of Tech.) SIS2022-20 |
Beamforming is a technique that concentrates wave energy in a specific direction using multiple element arrays. It can e... [more] | SIS2022-20 pp.49-52 |
| MIKA (3rd) |
2022-10-14 10:40 |
Niigata | Niigata Citizens Plaza (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A study of directional beam antenna for drones transmission relay Chikayo Hata, Yuya Tajima, Takefumi Hiraguri (NIT) |
We propose the directional beam antenna in order to relay transmission between flighting drones. The directional beam an... [more] | |
| MIKA (3rd) |
2022-10-14 10:40 |
Niigata | Niigata Citizens Plaza (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Antenna and system evaluation techniques for OTA evaluation Yoshiki Shirasawa, Noboru Sekino, Takeyuki Aizaki (DKK) |
We are participating in the research and development of evaluation methods for spatial transmission Wireless Power Trans... [more] | |
| SAT, KOSST | 2022-10-06 14:05 |
Fukuoka | (Primary: On-site, Secondary: Online) |
A Study on the Effect of Improving Traffic Accommodation Ratio by Adaptive Coding and Modulation for High Throughput Satellite in Time-Varying Communication Environments Takahiro Ebihara, Tetsushi Ikegami (Meiji Univ.) SAT2022-45 |
The effect of using ACM(Adaptive Coding and Modulation) on improving the traffic accommodation ratio in Ka-band High Thr... [more] | SAT2022-45 pp.6-11 |
| AP, MW (Joint) |
2022-09-15 13:50 |
Ehime | The Museum of Art, EHIME (Primary: On-site, Secondary: Online) |
Prototype Development and Basic Experimental Evaluation of Feeder Link Transceiver in HAPS System Kazuki Matsuura, Yoshichika Ohta (SoftBank) AP2022-79 |
High-Altitude Platform Station (HAPS) is attracting much attention as a new mobile communications platform realizing ult... [more] | AP2022-79 pp.44-49 |
| SAT, RCS (Joint) |
2022-08-26 11:40 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Inter-cell Interference Control by Joint Transmit Power and Transmit Beamforming Control based on Machine Learning Naoto Tamada, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech) RCS2022-118 |
In mobile communications, densely deployed small cell systems using the same frequency band are expected to increase the... [more] | RCS2022-118 pp.120-125 |
| SAT, RCS (Joint) |
2022-08-26 12:05 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Multi-Agent Deep Q-Learning based Inter-Cell Interference Coordination for Cellular Systems Liu Yuchen, Chang Yuyuan, Fukawa Kazuhiko (Tokyo Tech) RCS2022-119 |
In small cell systems, inter-cell interference (ICI) can severely degrade the overall system capacity. To alleviate ICI,... [more] | RCS2022-119 pp.126-131 |
| SAT, RCS (Joint) |
2022-08-26 16:10 |
Hokkaido | (Primary: On-site, Secondary: Online) |
A Study of Frequency Assignment for Adaptive Coding and Modulation Scheme on Flexible Satellite Communication System Mitsugu Ohkawa, Hiromitsu Wakana, Amane Miura (NICT) SAT2022-43 |
The resource control for frequency bandwidth and transmission power between beams is effective in Ka-band high capacity ... [more] | SAT2022-43 pp.76-81 |
| IN, CCS (Joint) |
2022-08-05 15:20 |
Hokkaido | Hokkaido University(Centennial Hall) (Primary: On-site, Secondary: Online) |
Mobility Control considering Internal Interference for Ad Hoc Networks with Autonomous Mobile Robots Kota Makino (Nagoya Univ.), Takeshi Hirai (Osaka Univ.), Tutomu Murase (Nagoya Univ.) IN2022-23 |
We proposes a travel route control and relay control method that improves QoS (throughput) in a system where multiple au... [more] | IN2022-23 pp.45-50 |
| RCC, WBS, SAT, MICT | 2022-05-27 11:00 |
Online | Online | A Study of The Effect of Improving Traffic Accommodation Ratio by ACM for High Throughput Satellite Communications System Takahiro Ebihara, Tetsushi Ikegami (Meiji Univ.) WBS2022-14 RCC2022-14 SAT2022-14 MICT2022-14 |
The effect of using ACM(Adaptive Coding and Modulation) on improving the traffic accommodation ratio in Ka-band High Thr... [more] | WBS2022-14 RCC2022-14 SAT2022-14 MICT2022-14 pp.65-70 |
| AP | 2022-02-17 10:25 |
Online | Online | [Invited Lecture]
A Study on HAPS Feeder Link System Yoshichika Ohta, Kazuki Matsuura, Bing Han (Softbank) AP2021-160 |
HAPS (High-Altitude Platform Stations), which provide mobile communication services by installing base station equipment... [more] | AP2021-160 pp.11-15 |
| SeMI | 2022-01-20 15:20 |
Nagano | (Primary: On-site, Secondary: Online) |
[Short Paper]
A Study of Beamforming Feedback-based Model-driven Angle of Departure Estimation Sohei Itahara (Kyoto Univ.), Takayuki Nishio (Kyoto Univ./Tokyo Tech.), Koji Yamamoto (Kyoto Univ.) SeMI2021-68 |
This paper introduces the angle of departure (AoD) estimation method [1] using the multiple signal classification (MUSIC... [more] | SeMI2021-68 pp.59-61 |
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