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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2023-06-15 14:30 |
Hokkaido | Hokkaido University, and online (Primary: On-site, Secondary: Online) |
[Invited Talk]
New Research Trends Toward 6G Koji Ishibashi (UEC)  RCS2023-58 |
There is a global surge in research and development efforts aimed at advancing the sixth-generation mobile communication... [more] | RCS2023-58 p.181 |
| MICT, WBS, RCC, SAT (Joint) [detail] |
2023-05-26 09:50 |
Tokyo | TOKYO BIG SIGHT (Primary: On-site, Secondary: Online) |
LEO-MIMO Antenna Configuration of Satellite/Gateway for High Channel Capacity Daisuke Goto, Koyo Tategami, Kiyohiko Itokawa, Fumihiro Yamashita (NTT) SAT2023-6 MICT2023-6 |
In this paper, we propose low earth orbit satellite (LEO) communications using Muti-input / Multi-output (MIMO), called ... [more] | SAT2023-6 MICT2023-6 pp.26-31 |
| RCS | 2023-04-13 10:00 |
Shimane | Matsue New Urban Hotel, and online (Primary: On-site, Secondary: Online) |
A Study on Optimal Configuration of Massive Antenna for MU-MIMO Base Station Considering 3D Spatial Radio Arrival Angle Characteristics Kohei Mitsumoto, Ryohei Maeda, Hikari Tsuhama, Teruya Fujii (Tokyo Tech) RCS2023-1 |
In the 5th and 6th generation mobile communication systems, beamforming with massive antennas consisting of dozens to hu... [more] | RCS2023-1 pp.1-6 |
| AP | 2023-03-16 14:10 |
Toyama | Toyama Prefectural Civic Hall (Primary: On-site, Secondary: Online) |
A Study of Multipath Angular Characteristics near Human Body in 300 GHz Band Koya Imaseki, Yuito Usui, Hiroaki Nakabayashi, Akihiko Hirata (Chiba Inst. of Tech.) AP2022-237 |
In recent years, the application of radio over terahertz technology, which relays millimeter-wave communications in a te... [more] | AP2022-237 pp.19-24 |
| RCC, ISEC, IT, WBS | 2023-03-14 16:50 |
Yamaguchi | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Novel Wireless Communication System Realized by Mobile Terminal Collaboration using Higher-Frequency Bands Hidekazu Murata (Yamaguchi Univ.) IT2022-88 ISEC2022-67 WBS2022-85 RCC2022-85 |
This paper introduces a transmission/reception technique based on mobile terminal collaboration that equivalently increa... [more] | IT2022-88 ISEC2022-67 WBS2022-85 RCC2022-85 p.126 |
| RCS, SR, SRW (Joint) |
2023-03-03 16:40 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Study on Analog Beam Selection and Digital Beam Design for Millimeter-wave Cell-Free Massive MIMO Shunsuke Kamiwatari, Issei Kanno, Yoshiaki Amano (KDDI Research), Kengo Ando, Shuto Fukue, Koji Ishibashi (UEC) RCS2022-297 |
Cell-Free Massive MIMO (CF mMIMO) has gained much attention as one of potential technologies for Beyond 5G (B5G) whereas... [more] | RCS2022-297 pp.261-266 |
| IT, RCS, SIP | 2023-01-25 11:55 |
Gunma | Maebashi Terrsa (Primary: On-site, Secondary: Online) |
A Study on Evaluation of Non-Gaussianity in Two-Stage ICA-Aided Blind Signal Separation Taisuke Nogami, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) IT2022-55 SIP2022-106 RCS2022-234 |
In the Internet of Things (IoT) communications, which will play an important role in the next-generation wireless commun... [more] | IT2022-55 SIP2022-106 RCS2022-234 pp.148-153 |
| RCS, NS (Joint) |
2022-12-15 16:10 |
Aichi | Nagoya Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Study on Outer Loop Link Adaptation in Massive MIMO with Multi-user Detection via Generalized Approximate Message Passing Takanobu Doi, Jun Shikida, Daichi Shirase, Kazushi Muraoka, Naoto Ishii (NEC), Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.) RCS2022-196 |
With the ever-growing demand for uplink communications in beyond fifth generation mobile communications (beyond 5G), mas... [more] | RCS2022-196 pp.57-62 |
| RCS, AP, UWT (Joint) |
2022-11-15 10:20 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
A Study on Performance Improvement of Uplink Multi-User Chaos MIMO Transmission Scheme Kenta Kato, Keisuke Asano, Takumi Abe, Yuki Mori, Eiji Okamoto (NIT), Tetsuya Yamamoto (Panasonic) RCS2022-157 |
Internet of things (IoT) terminals have spread rapidly in recent years, and multi-user multiple-input multiple-output (M... [more] | RCS2022-157 pp.13-18 |
| RCS, AP, UWT (Joint) |
2022-11-15 11:00 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Channel Capacity Evaluation of Sector Antennas for a 28GHz Band Indoor Base Station by their Directivity Shota Matsumoto, Arai Hiroyuki (Yokohama National Univ.), Yuki Inoue, Yasuko Kimura (NTT DOCOMO) AP2022-150 |
The propagation loss of indoor-to-outdoor communications is very large at high frequencies. Therefore, we consider an in... [more] | AP2022-150 pp.18-23 |
| RCS, AP, UWT (Joint) |
2022-11-16 09:55 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Network-Assisted Full-Duplex Millimeter-Wave Cell-Free Massive MIMO with Localization-Aided Inter-User Channel Estimation Shuto Fukue (UEC), Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2022-164 |
We propose a joint resource allocation and beamforming design with location-aided channel estimation to mitigate the int... [more] | RCS2022-164 pp.55-60 |
| RCS | 2022-10-27 12:30 |
Ehime | Ehime University, and online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Research Activities for Deploying Cell-Free Massive MIMO Systems Masaaki Ito (KDDI Research/USC), Shunsuke Kamiwatari, Noboru Osawa, Issei Kanno, Yoshiaki Amano (KDDI Research) RCS2022-132 |
In cell-free massive MIMO systems, a massive number of distributed antennas cooperate with each other and communicate wi... [more] | RCS2022-132 p.25 |
| RCS | 2022-10-27 14:00 |
Ehime | Ehime University, and online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Spatial Signal Processing in Sub-Terahertz-Band Indoor Radio Communications Yasutaka Ogawa, Toshihiko Nishimura, Takanori Sato, Junichiro Hagiwara, Takeo Ohgane (Hokkaido Univ.) RCS2022-135 |
The sixth-generation (6G) mobile communication system has been studied to commercialize the service in around 2030. One ... [more] | RCS2022-135 p.28 |
| AP | 2022-10-20 13:10 |
Gifu | GIFU CITY CULTURE CENTER (Primary: On-site, Secondary: Online) |
Basic Study for Time-Spatial Propagation Modeling near Human Body in 300 GHz Band Hiroaki Nakabayashi, Koya Imaseki, Yuito Usui (Chiba Inst. of Tech) AP2022-139 |
In Beyond 5G, application of radio over terahertz technology, which relays millimeter wave communications in the teraher... [more] | AP2022-139 pp.199-204 |
| SAT, RCS (Joint) |
2022-08-25 11:15 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Joint Time-Variant Channel Estimation and Signal Detection for Underwater Acoustic MIMO-OFDM Communications Tianhao Dong, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech) RCS2022-103 |
In underwater acoustic (UWA) communications, a combination of orthogonal frequency-division multiplexing (OFDM) and mult... [more] | RCS2022-103 pp.36-41 |
| 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 |
| MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] | 2022-07-19 11:15 |
Hokkaido | Asahikawa Civic Culture Hall (Primary: On-site, Secondary: Online) |
[Invited Talk]
Spatial-Domain Signal Processing in Sub-Terahertz Communications Yasutaka Ogawa, Toshihiko Nishimura, Takeo Ohgane (Hokkaido Univ.) EMT2022-21 MW2022-45 OPE2022-24 EST2022-22 MWPTHz2022-19 |
The sixth-generation mobile communication is being extensively studied to commercialize the services in around 2030. A f... [more] | EMT2022-21 MW2022-45 OPE2022-24 EST2022-22 MWPTHz2022-19 p.72 |
| RCS | 2022-06-15 09:55 |
Okinawa | University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
Simulation Evaluation of Millimeter Wave Cell Free massive MIMO for Realistic Deployment Environment Shunsuke Kamiwatari, Issei Kanno, Takahiro Hayashi, Yoshiaki Amano (KDDI Research, Inc.) RCS2022-25 |
Cell-free massive MIMO (CF mMIMO) is a candidate elemental technology for Beyond 5G. In this paper, we report the result... [more] | RCS2022-25 pp.7-12 |
| RCC, WBS, SAT, MICT | 2022-05-26 15:25 |
Online | Online | A Study on Performance Improvement in Mid-to-High Latitude Regions Using MIMO Transmission Method with LEO satellites and QZS Takeshi Shimizu, Mamoru Okumura, Eiji Okamoto (NITech), Amane Miura, Hiroyuki Tsuji (NICT) WBS2022-10 RCC2022-10 SAT2022-10 MICT2022-10 |
In recent years, the demand for satellite communications has been increasing, and further capacity enhancement has been ... [more] | WBS2022-10 RCC2022-10 SAT2022-10 MICT2022-10 pp.46-51 |
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