Wed, Jun 19 AM First Presentation in RCS Presentation 1
Chair: Hiraku Okada (Nagoya Univ.)
10:00 - 11:00 |
| (1) |
10:00-10:10 |
Study on Machine Learning-based Dangerous Objects Detection in 300GHz Sub-THz Imaging Using Optical Image Training Data  RCS2024-28 |
Shoma Shibata, Eiji Okamoto (nitech) |
| (2) |
10:10-10:20 |
Study on Image Quality Enhancement Using Two-Step Adaptive Gamma Correction Method in 300 GHz Sub-THz Imaging RCS2024-29 |
Tsubasa Kato, Eiji Okamoto (Nitech) |
| (3) |
10:20-10:30 |
Performance of Adaptive Control CRE for FB/FTP Traffic Models RCS2024-30 |
Daichi Shinji (Kogakuin Univ), Satoshi Suyama (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ) |
| (4) |
10:30-10:40 |
Feasibility of Full-Duplex Mobile Communications for a Higher-Order Modulation Method RCS2024-31 |
Kazuma Matsushima, Takumi Yasaka (Kogakuin Univ.), Satoshi Suyama (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) |
| (5) |
10:40-10:50 |
Performance evaluation of HetNet composed of mmWave Twelve-Sector Picocells with 3D-BF RCS2024-32 |
Naoto Inagaki (Kogakuin Univ.), Satoshi Suyama (NTT DOCOMO), Hiroyuki Otsuka (Kogakuin Univ.) |
| (6) |
10:50-11:00 |
Overloaded MU-MIMO with a receive spatial filter RCS2024-33 |
Kosuke Ota, Satoshi Denno, Yafei Hou (Okayama Univ.) |
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11:00-11:10 |
Break ( 10 min. ) |
Wed, Jun 19 AM First Presentation in RCS Presentation 2
Chair: Osamu Muta (Kyushu Univ.)
11:10 - 12:00 |
| (7) |
11:10-11:20 |
Evaluation of Information Set Optimization for Neural Network Decoder for Polar Codes and Convolutional Polar Codes RCS2024-34 |
Yuto Nakamura (Kagawa Univ.), Satoshi Suyama, Satoshi Nagata (DOCOMO), Nobuhiko Miki (Kagawa Univ.) |
| (8) |
11:20-11:30 |
Performance Evaluation of Wireless Transmission and Video Transmission using Wi-Fi HaLow around Hayashi-chi Campus of Kagawa University RCS2024-35 |
Atsushi Yamasaki (Kagawa Univ.), Junji Terai (STNet inc.), Nobuhiko Miki (Kagawa Univ.) |
| (9) |
11:30-11:40 |
Design of Multi-Panel Array Over Millimeter-Wave Channel with Stochastic Blockage RCS2024-36 |
Kanta Terui, Kabuto Arai, Koji Ishibashi (UEC) |
| (10) |
11:40-11:50 |
A Double Deep Q Network Based Fully Autonomous Distributed Transmission Parameter Selection Method for Mobile IoT Applications RCS2024-37 |
Seiya Sugiyama (UEC), Keigo Makizoe, Maki Arai, Mikio Hasegawa (TUS), Ohtsuki Tomoaki (Keio Univ.), Li Aohan (UEC) |
| (11) |
11:50-12:00 |
Environment-Specific Beam Search Using Machine Learning for Cooperative Automated Driving RCS2024-38 |
Ryo Iwaki, Jin Nakazato (UT), Kazuki Maruta (TUS), Manabu Tsukada, Hideya Ochiai, Hiroshi Esaki (UT) |
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12:00-13:10 |
Lunch Break ( 70 min. ) |
Wed, Jun 19 PM First Presentation in RCS Poster 1
13:10 - 14:20 |
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14:20-14:35 |
Break ( 15 min. ) |
Wed, Jun 19 PM First Presentation in RCS Presentation 3
Chair: Takuto Arai (NTT)
14:35 - 15:35 |
| (12) |
14:35-14:45 |
Autonomous Decentralized User Association Method to Maximize System-Level Throughput Satisfaction Rate in Co-existing Networks with HAPS and Terrestrial BSs RCS2024-39 |
Shoki Ikeda, Takanori Hara (Tokyo Univ. of Science), Yuki Hokazono, Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) |
| (13) |
14:45-14:55 |
Inter-Network Interference Coordination Using Protected Band in Co-existing Networks with HAPS and Terrestrial BSs RCS2024-40 |
Ryotaro Tsutsui, Takanori Hara (Tokyo Univ. of Science), Yuki Hokazono, Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) |
| (14) |
14:55-15:05 |
Frequency Block-Dependent Sleep Control of Base Stations Based on Distributed DQN for Improving Energy Efficiency Both in Up and Downlinks RCS2024-41 |
Yuma Shishido, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama (NTT DOCOM), Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) |
| (15) |
15:05-15:15 |
Autonomous Decentralized TRP Group Selection Method to Maximize System Throughput in Downlink Distributed MIMO RCS2024-42 |
Koki Maeda, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) |
| (16) |
15:15-15:25 |
Autonomous Decentralized TRP Group Selection with Bandwidth Allocation Among TRP Groups in Downlink Distributed MIMO with Overlapped TRP Group Configuration RCS2024-43 |
Yuta Yagi, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) |
| (17) |
15:25-15:35 |
Beam Selection Method Based on Horizontal-and-Vertical Angle-Domain Adaptive Beam Grouping for Massive MIMO Analog Beamforming Using NOMA in Cellular Downlink RCS2024-44 |
Azusa Matsumoto, Nobuhide Nonaka, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) |
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15:35-15:45 |
Break ( 10 min. ) |
Wed, Jun 19 PM First Presentation in RCS Presentation 4
Chair: Koichi Ishihara (NTT)
15:45 - 16:35 |
| (18) |
15:45-15:55 |
A Study on Channel Estimation Based on FISTA for OTFS Transmission in the Presence of Fractional Doppler RCS2024-45 |
Masahiro Maruyama, Takanori Hara, Kenichi Higuchi (TUS) |
| (19) |
15:55-16:05 |
A Study on Active User Detection Using Short-Pilot Structure for Grant-Free Access Based on Independent Component Analysis RCS2024-46 |
Mitsutoshi Nakata, Takanori Hara, Kenichi Higuchi (TUS) |
| (20) |
16:05-16:15 |
Chirp Sequence Based Beamwidth Control for Metasurface Reflectors RCS2024-47 |
Akira Ebihara (Tokyo Univ.), Akira Kumagai, Osamu Kagaya (AGC), Hiroyuki Morikawa, Yoshiaki Narusue (Tokyo Univ.) |
| (21) |
16:15-16:25 |
Study on Co-Channel Interference Suppression for Microwave Power Transfer Using Spread Spectrum Pilot Signals RCS2024-48 |
Yu Kagaya, Zhengdong Lin, Daisuke Kobuchi, Hiroyuki Morikawa, Yoshiaki Narusue (UTokyo) |
| (22) |
16:25-16:35 |
Study on the Evaluation of Earliest Deadline First Scheduling in Fronthaul Networks RCS2024-49 |
Yosuke Sugimura, Masato Hasegawa, Yoshiaki Narusue (UTokyo), Yusuke Kai (SEI), Hiroyuki Morikawa (UTokyo) |
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16:35-16:50 |
Break ( 15 min. ) |
Wed, Jun 19 PM
16:50 - 18:00 |
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Thu, Jun 20 AM
Chair: Kazuki Maruta (Tokyo Univ. of Science)
09:00 - 09:50 |
| (23) |
09:00-09:10 |
Performance of Uplink Heterogeneous Network with UAV Relay Station RCS2024-50 |
Mana Furuichi, Yukitoshi Sanada (Keio Univ.) |
| (24) |
09:10-09:20 |
Terminal Collaboration for Beamforming Transmission RCS2024-51 |
Riku Nakaoka, Eiku Ando, Yukitoshi Sanada (Keio Univ.) |
| (25) |
09:20-09:30 |
Affiliation Macrocell Switching of Picocells in Uplink for Distributed Antenna System RCS2024-52 |
Ayumu Takada (Keio Univ.), Yukitoshi Sanada (Keio Univ) |
| (26) |
09:30-09:40 |
Digital Self-Interference Cancellation of Over 50 dB on an In-Band Full-Duplex Experimental System with Shared LO and Low-IF Architecture RCS2024-53 |
Yuto Kato, Kazuki Komatu (TUT), Yuichi Miyaji (AIT), Hideyuki Uehara (TUT) |
| (27) |
09:40-09:50 |
Theoretical study on SINR performance of MIMO with null-space expansion
-- Relation between null space and conditional probability density of fluctuating channels -- RCS2024-54 |
Masaharu Abiru, Makoto Taromaru (Fukuoka Univ.), Hidekazu Murata (Yamaguchi Univ.), Tatsuhiko Iwakuni, Daisei Uchida, Toshifumi Miyagi (NTT) |
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09:50-10:00 |
Break ( 10 min. ) |
Thu, Jun 20 AM
Chair: Issei Kanno (KDDI Research)
10:00 - 10:50 |
| (28) |
10:00-10:10 |
A Study on Precoder Design in Time-Varying mmWave MIMO Detection Based on Expectation Propagation RCS2024-55 |
Tomoharu Furudoi, Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Hideki Ochiai (Osaka Univ.) |
| (29) |
10:10-10:20 |
A Study on Mutual Information Prediction after Iterative Signal Detection for MCS Selection in Massive Multi-User MIMO-OFDM RCS2024-56 |
Fuga Kobayashi, Takumi Takahashi (Osaka Univ.), Sinsuke Ibi (Doshisha Univ.), Kazushi Muraoka, Takanobu Doi, Naoto Ishii (NEC), Hideki Ochiai (Osaka Univ.) |
| (30) |
10:20-10:30 |
A Study on Low-Complexity LLR Calculation Based on Bilinear Inference for Millimeter-Wave MIMO Systems Using DA-QSM RCS2024-57 |
Keigo Masuoka, Takumi Takahashi (Osaka Univ.), Shinkuke Ibi (Doshisha Univ.), Hideki Ochiai (Osaka Univ.) |
| (31) |
10:30-10:40 |
A Study on Throughput Estimation Methodology Considering Effective Interference Ratio and Involvement Rate in a tight-lattice Wireless LAN Environment RCS2024-58 |
Daiki Iijima, Hayato Soya (Suwa Univercity of Sciense), Hideya So (Shonan Institute of Technology) |
| (32) |
10:40-10:50 |
Examination of data transmission methods using delivery drones in times of disaster RCS2024-59 |
Kazuki Inagaki, Hayato Soya (Suwa University of Science), Hideya So (Shonan Institute of Technology) |
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10:50-12:00 |
Lunch Break ( 70 min. ) |
Thu, Jun 20 PM
12:00 - 13:10 |
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13:10-13:25 |
Break ( 15 min. ) |
Thu, Jun 20 PM RCS1
Chair: Kazuki Komatsu (Toyohashi Univ. of Tech.)
13:25 - 15:05 |
| (33) |
13:25-13:50 |
A study of cell configuration method to realize MU-MIMO efficiently using massive antenna at base station RCS2024-60 |
Kohei Mitsumoto, Teruya Fujii (Tokyo Tech) |
| (34) |
13:50-14:15 |
The same frequency sharing between UAV/HAPS and terrestrial cellular using TDD transmission RCS2024-61 |
Teruya Fujii (Titech), Takafumi Fujii (Softbank) |
| (35) |
14:15-14:40 |
Study on Physical-Layer Encrypted Relay Transmission Method Using Group Key for Distributed Terminal Cooperative Communication RCS2024-62 |
Keita Ito, Eiji Okamoto (NITech) |
| (36) |
14:40-15:05 |
User Grouping in Collaborative MIMO Reception with Controlled User Throughput Difference RCS2024-63 |
Eiku Ando, Yukitoshi Sanada (Keio Univ.) |
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15:05-15:15 |
Break ( 10 min. ) |
Thu, Jun 20 PM RCS2
Chair: Jin Nakazato (Univ. of Tokyo)
15:15 - 17:20 |
| (37) |
15:15-15:40 |
Differential Modulation for Non-Coherent Grant-free NOMA in the Presence of Timing Offsets RCS2024-64 |
Eiji Yoshimura, Takanori Hara (TUS), Kohei Ueda, Koji Ishibashi (UEC), Kenichi Higuchi (TUS) |
| (38) |
15:40-16:05 |
Adaptive Interference Control Among Spatial Streams Based on Difference in Singular Values for PAPR Reduction in Uplink Eigenmode Massive MIMO Transmission RCS2024-65 |
Yuta Abekura, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) |
| (39) |
16:05-16:30 |
Near-Field Channel Estimation for Multiuser XL-MIMO Systems with Non-Orthogonal Pilots RCS2024-66 |
Kabuto Arai, Koji Ishibashi (UEC), Hiroki Iimori, Paulo Valente Klaine, Szabolcs Malomsoky (ERJ) |
| (40) |
16:30-16:55 |
A Study on Sparse Bayesian Learning Using Complex t-Prior for Beam-domain Channel Estimation in Massive Multi-User MIMO RCS2024-67 |
Kengo Furuta, Takumi Takahashi, Hideki Ochiai (Osaka Univ.) |
| (41) |
16:55-17:20 |
Characterization of Sub-THz-Band MIMO Spatial Multiplexing With Channel Estimation Errors RCS2024-68 |
Naoki Hamada, Toshihiko Nishimura, Yasutaka Ogawa (Hokkaido Univ.), Junichiro Hagiwara (Mukogawa Women's Univ.), Takeo Ohgane (Hokkaido Univ.) |
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17:20-17:30 |
Break ( 10 min. ) |
Thu, Jun 20 PM Invited Talk
Chair: Yukitoshi Sanada (Keio Univ.)
17:30 - 18:20 |
| (42) |
17:30-18:20 |
[Invited Talk]
Digital Self-Interference Cancellation for In-Band Full Duplexing RCS2024-69 |
Yuichi Miyaji (AIT), Kazuki Komatsu, Hideyuki Uehara (TUT) |
Fri, Jun 21 AM
Chair: Yuichi Kawamoto (Tohoku Univ.)
09:00 - 09:40 |
| (43) |
09:00-09:10 |
A Study on LSTM-Aided GNSS Positioning with LTE Signal as Auxiliary Information RCS2024-70 |
Kotaro Oda, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) |
| (44) |
09:10-09:20 |
A Study on Deep Unfolding of Successive Approximation Method in Indoor Positioning Based on BLE Angle of Arrival RCS2024-71 |
Tomohiro Toyoda, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) |
| (45) |
09:20-09:30 |
A Study on Deep Unfolding of Turbo Equalization in Overloaded MIMO Channels RCS2024-72 |
Haruki Sekiguchi, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) |
| (46) |
09:30-09:40 |
A Study on Wireless AutoEncoder for Coded MIMO Systems RCS2024-73 |
Yuto Imahori, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) |
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09:40-10:00 |
Break ( 20 min. ) |
Fri, Jun 21 AM
Chair: Hideya So (Shonan Inst. of Tech.)
10:00 - 10:50 |
| (47) |
10:00-10:10 |
Proposal of Coordination Function Selection to Improve Performance of Multi-AP Coordination in WLAN RCS2024-74 |
Kouki Iizuka, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato (Tohoku Univ.), Yoshio Urabe, Hiroyuki Motozuka (Panasonic) |
| (48) |
10:10-10:20 |
A Study on Hierarchical Codebook Design for Intelligent Reflecting Surface-aided Dynamic Wireless Network RCS2024-75 |
Yugo Tanabu, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) |
| (49) |
10:20-10:30 |
Study on IRS Control Using Vision-Assisted Beam Management in Sub-Terahertz-Band Communications RCS2024-76 |
Ryuhei Kobayashi, Toshihiko Nishimura, Yasutaka Ogawa (Hokkaido Univ.), Junichiro Hagiwara (Mukogawa Women's Univ.), Takeo Ohgane (Hokkaido Univ.) |
| (50) |
10:30-10:40 |
RCS2024-77 |
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| (51) |
10:40-10:50 |
Mitigation of Performance Degradation due to Data Loss Using Error Correcting Codes in Display-Camera Visible Light Communication RCS2024-78 |
Chieri Okawa, Hiraku Okada, Chedlia Ben Naila (Nagoya Univ.), Tadahiro Wada (Shizuoka Univ.) |
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10:50-11:50 |
Lunch Break ( 60 min. ) |
Fri, Jun 21 PM
11:50 - 13:00 |
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13:00-13:10 |
Break ( 10 min. ) |
Fri, Jun 21 PM RCS3
Chair: Hayato Soya (Suwa Univ. of Sciense)
13:10 - 15:35 |
| (52) |
13:10-13:35 |
Beam Selection Algorithm with BS Digital Null Beamforming in RIS-empowered 6G System RCS2024-79 |
Dan Mohri, Satoshi Suyama, Yuyuan Chang, Huilling Jiang (NTT DOCOMO) |
| (53) |
13:35-14:00 |
Size Optimization of Intelligent Reflecting Surface under Partial Blockage RCS2024-80 |
Hiroaki Hashida, Yuichi Kawamoto, Nei Kato (Tohoku Unv.) |
| (54) |
14:00-14:25 |
Study on Transmit Power Control Schemes for UL-NOMA Systems RCS2024-81 |
Masafumi Moriyama, Takashi Matsuda, Takeshi Matsumura (NICT) |
| (55) |
14:25-14:50 |
Dynamic Multi-hop mmWave V2X Communication System using Digital Twin and Vehicle Trajectory Prediction RCS2024-82 |
Supat Roongpraiwan, Zongdian Li, Kei Sakaguchi (Tokyo Tech) |
| (56) |
14:50-15:15 |
A Study on Characteristic Analysis of Blockage in Millimeter Wave V2X Communication RCS2024-83 |
Noboru Osawa, Masaaki Ito, Shunsuke Kamiwatari, Shuto Fukue, Issei Kanno, Hiroyuki Shinbo (KDDI research) |
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15:15-15:20 |
Break ( 5 min. ) |
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