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| Chair |
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Amane Miura (NICT) |
| Vice Chair |
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Shigenori Tani (MELCO), Munehiro Matsui (NTT) |
| Secretary |
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Yuma Abe (NICT), Hisayoshi Kano (NTT DOCOMO) |
| Assistant |
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Ryota Akiyama (NHK), Shunsuke Uehashi (MELCO) |
|
|
|
| Chair |
|
Toshihiko Nishimura (Hokkaido University) |
| Vice Chair |
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Shisuke Ibi (Doshisha Univ.), Takeshi Matsumura (NICT), Kazushi Muraoka (NEC) |
| Secretary |
|
Yuyuan Chang (NTT DOCOMO), Kazuki Maruta (Tokyo Univ. of Science) |
| Assistant |
|
Yuichi Kawamoto (Tohoku University), Hideya Soo (Kogakuin Univ.), Masahiro Takigawa (KDDI Research), Mitsuki Nakamura (NTT), Yuta Hori (MELCO) |
|
| Conference Date |
Thu, Aug 27, 2026 09:10 - 18:40
Fri, Aug 28, 2026 09:10 - 16:45 [updated] |
| Topics |
Satellite Communications, Broadcasting, Forward Error Correction, Wireless Communications, etc. |
| Conference Place |
Nagasaki Brick Hall, Meeting Room 1&2&3 |
| Address |
2-38 Morimachi, Nagasaki, Nagasaki 852-8104, Japan |
| Transportation Guide |
https://www.brickhall.jp/access/ https://www.brickhall.jp/index.shtml |
| Registration Fee |
This workshop will be held as the IEICE workshop in fully electronic publishing. Registration fee will be necessary except the speakers and participants other than the participants to workshop(s) in non-electronic publishing. See the registration fee page. We request the registration fee or presentation fee to participants who will attend the workshop(s) on SAT, RCS. |
| Due for Registration |
Please proceed the payment of registration fee by 3 days before the workshop date. The meeting URL will be sent from one of the secretaries of the committee via e-mail, just before the workshop date. |
Thu, Aug 27 AM RCS1@Meeting Room 2&3 [updated] 09:10 - 10:50 [updated] |
(1) RCS |
09:10-09:35 [updated] |
Evaluation of 28GHz MIMO Throughput Enhancement by RIS and Metasurfaces using a Real-Environment-Based Digital Twin SImulator |
Dan Mohri, Yuyuan Chang, Satoshi Suyama, Jiang Huiling (NTT DOCOMO) |
(2) RCS |
09:35-10:00 [updated] |
A Channel Estimation Scheme Combining Separate and Cascaded Estimation with Active Elements for IRS-Assisted Wireless Communication Systems |
Kota Itami, Hiroaki Hashida, Yuichi Kawamoto, Hiroki Nishiyama, Nei Kato (Tohoku Univ.) |
(3) RCS |
10:00-10:25 [updated] |
Low-Overhead Channel Estimation for Millimeter-Wave Distributed Antenna Systems |
Keita Ueno, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) |
(4) RCS |
10:25-10:50 [updated] |
A Study on Maximum Ratio Combining for Multiple Square Array Antennas in OAM Mode Multiplexing Transmission |
Raizo Murata, Toshihiko Nishimura, Katsuya Suto, Yasutaka Ogawa (Hokkaido Univ.) |
| |
10:50-11:00 [updated] |
Break ( 10 min. ) |
Thu, Aug 27 AM RCS2@Meeting Room 2&3 [updated] 11:00 - 12:40 [updated] |
(5) RCS |
11:00-11:25 [updated] |
Spatial Attention-Based Multi-Task Learning for Heterogeneous Massive MIMO Beamforming |
Sou Imai, Taisei Urakami (NIT, Kagawa College), Na Chen (Unv. of Science and Technology Beijing), Minoru Okada (NAIST) |
(6) RCS |
11:25-11:50 [updated] |
Semantic Communication-Based Massive MIMO Beamforming Using Multi-Task Learning |
Kouki Asano, Taisei Urakami, Sou Imai (NIT, Kagawa College), Na Chan (Univ. of Science and Technology Beijing), Minoru Okada (NAIST) |
(7) RCS |
11:50-12:15 [updated] |
Pilot Aided Successive Interference Cancellation with Blind Adaptive Arrays for Uplink Cell-Free Massive MIMO under Pilot Contamination |
Kotaro Fukue, Takeshi Kazama, Kazuki Maruta (TUS) |
(8) RCS |
12:15-12:40 [updated] |
Performance Evaluation of Basic Transmission through Outdoor Trials Using FR3 Massive MIMO Base Station [updated] |
Yuta Hayashi, Satoshi Suyama, Yuyuan Chang, Huiling Jiang (NTT DOCOMO), Mikko Kohtala, Olli Jarvinen, Ari Laukkanen (Nokia) |
Thu, Aug 27 AM RCS3@Meeting Room 1 [updated] 09:10 - 10:50 [updated] |
(9) RCS |
09:10-09:35 [updated] |
System-Level Throughput Evaluation of LTE/WLAN Spectrum Sharing with a Blind Adaptive Array |
Takeshi Kazama, Kotaro Fukue (Tokyo Univ. of Science), Hideya So (Kogakuin Univ.), Kazuki Maruta (Tokyo Univ. of Science) |
(10) RCS |
09:35-10:00 [updated] |
Evaluation of 5G-NR V2X Transmission Characteristics in Intersection Environments Using Ray-Tracing and Hardware Link Emulator |
Hidenori Goto, Taiki Matsumoto, Norichika Ohmi, Yusuke Koda, Hiroshi Harada (Kyoto Univ.) |
(11) RCS |
10:00-10:25 [updated] |
Experimental Verification of a Communication Route Construction Algorithm for Mobile Sensing Using Wi-SUN FAN |
Kanon Sekiya, Hiroko Masaki, Hiroshi Harada (Kyoto Univ.) |
(12) RCS |
10:25-10:50 [updated] |
Field Trials of Footprint Fixation Technique for Multi-Cell Aerial Platforms |
Koji Tashiro, Koichi Maki, Wataru Takabatake, Tsutomu Ishikawa, Kenji Hoshino (SoftBank) |
| |
10:50-11:00 [updated] |
Break ( 10 min. ) |
Thu, Aug 27 AM SAT1@Meeting Room 1 [updated] 11:00 - 12:40 [updated] |
(13) SAT |
11:00-11:25 [updated] |
A Comparison of the Ray-Tracing Method and the FEM Method for S-Band Inter-Satellite Communications in Ultra-Small Satellites Formation Flight |
Kaito Terasaka, Takana Kaho (SIT), Atsushi Noda, Sumio Morioka, Takahiro Inagawa (IST) |
(14) SAT |
11:25-11:50 [updated] |
Application Study of Inter-Satellite All-Optical Networks to Mid-Scale Satellite Constellation |
Hideaki Kotake, Shoichiro Oda, Anthony Brasi, Satoshi Shinada, Toshimasa Umezawa, Yusuke Hirota, Dimitar Kolev, Amane Miura (NICT) |
(15) SAT |
11:50-12:15 [updated] |
Multi-Beam Control for Enhanced Communication Efficiency in a Low Earth Orbit Satellite Communication System Equipped with a Reconfigurable Reflectarray Antenna |
Masaki Saito, Takanori Hara, Hiroaki Hashida, Yuichi Kawamoto, Nei Kato (Tohoku Univ.), Kohei Yoshida (NEC), Masayuki Ariyoshi (NEC/Tohoku Univ.) |
(16) SAT |
12:15-12:40 [updated] |
Research and Development of an Integrated Network Control System for Inter-Operator Coordination among Multiple Satellite Systems |
Go Otsuru, Mariko Sekiguchi, Yuma Abe (NICT) |
| |
12:40-13:40 [updated] |
Lunch Break ( 60 min. ) |
Thu, Aug 27 PM RCS4@Meeting Room 1&2&3 13:40 - 14:55 [updated] |
(17) RCS |
13:40-14:05 [updated] |
A Study on Precoder Design for Distortion Compensation Signals in Massive MIMO-OFDM with Peak Cancellation Part II |
Kiyoaki Inada, Zhuoran Li, Osamu Muta (Kyushu Univ.) |
(18) RCS |
14:05-14:30 [updated] |
Implementation and Evaluation of Reservoir-Computing-Based OFDM Receivers with Direct Log-Likelihood Ratio Output |
Roma Tsutsumi, Ryugo Sato, Hiroyuki Morikawa, Yoshiaki Narusue (Univ. of Tokyo) |
(19) RCS |
14:30-14:55 [updated] |
Design of an Early-Exit Mechanism for Reducing Computational Complexity in OFDM Neural Receivers |
Ryugo Sato, Roma Tsutsumi, Hiroyuki Morikawa, Yoshiaki Narusue (Univ. of Tokyo) |
| |
14:55-15:05 [updated] |
Break ( 10 min. ) |
Thu, Aug 27 PM SAT Invited Talk@Meeting Room 1&2&3 15:05 - 15:40 [updated] |
| (20) |
15:05-15:40 [updated] |
[Invited Talk]
Satellite Communications in SAR Systems: Current Practices and Challenges |
Yoshitaka Kamijo (Synspective) |
| |
15:40-15:50 [updated] |
Break ( 10 min. ) |
Thu, Aug 27 PM SAT Invited Talk@Meeting Room 1&2&3 15:50 - 16:40 [updated] |
| (21) |
15:50-16:40 [updated] |
[Invited Talk]
Wireless Communications in Data Collection Fields in the AI Era: Current Status and Challenges |
Koji Suga (OST) |
| |
16:40-16:50 [updated] |
Break ( 10 min. ) |
Thu, Aug 27 PM NTN for 6G Joint Session 1@Meeting Room 1&2&3 16:50 - 17:40 [updated] |
| (22) |
16:50-17:15 [updated] |
[Invited Lecture]
Task-Oriented Semantic Communication for Satellite Onboard Processing |
Shunsuke Uehashi, Ayaka Sata, Kazuma Kaneko, Shigenori Tani (Mitsubishi Electric) |
| (23) |
17:15-17:40 [updated] |
Resource-Aware Mobility Control Based on CU-UP Congestion Metrics in Integrated TN-NTN Networks |
Yuta Takahashi, Shoki Ikeda, Tomohiro Matsuyama, Atsushi Yamamoto, Hisayoshi Kano (NTT DOCOMO) |
| |
17:40-17:50 [updated] |
Break ( 10 min. ) |
Thu, Aug 27 PM RCS5@Meeting Room 1&2&3 17:50 - 18:40 [updated] |
(24) RCS |
17:50-18:15 [updated] |
Low-Power Remote Antennas for Extended Operational Coverage of Large-capacity Wireless Transmission using Millimeter-wave Band |
Takuya Kurakake, Fumito Ito, Fumiya Yamagishi, Jun-ichiro Kawamoto, Kazuhiko Mitsuyama (NHK) |
(25) RCS |
18:15-18:40 [updated] |
A Study on Millimeter-Wave Coverage in High-Speed Railway Vehicles Using Particle-Attached Dielectric Waveguide |
Tsukas Ohira, Atushi Kaji, Atushi Fukuda, Yasuhiro Kido, Satoshi Suyama (DOCOMO) |
Fri, Aug 28 AM SAT2@Meeting Room 1&2&3 09:10 - 10:00 [updated] |
(26) SAT |
09:10-09:35 [updated] |
Comparative Evaluation of Push-Type and Pull-Type OTA Using Commercially Available RF Modules for Multi-Device Formation Flight |
Yusei Sato, Takahiko Mori, Takana Kaho, Korehito Suzaki (SIT), Atushi Noda, Sumio Morioka, Takahiro Inagawa (IST) |
(27) SAT |
09:35-10:00 [updated] |
Early Commercialization and System Evolution for HAPS Direct-to-Mobile-Phone Service
-- Evaluation of Dynamic Gateway Selection for Feeder Links Considering Rain Attenuation and Switching Outage in Multi-HAPS Multi-GW Networks -- |
Yuto Muroki, Takuya Miyashita, Yoshihisa Kishiyama (Space Compass) |
| |
10:00-10:10 [updated] |
Break ( 10 min. ) |
Fri, Aug 28 AM RCS6@Meeting Room 1&2&3 10:10 - 11:45 [updated] |
(28) RCS |
10:10-10:35 [updated] |
A Study on a Base-Station-Coordinated MU-MIMO Canceller with Low-Mobility User Selection |
Ryohei Maeda, Takafumi Fujii (SoftBank) |
(29) RCS |
10:35-11:00 [updated] |
Device-Centric Cooperative Floor-Level Estimation under Sparse Anchor Deployment in Multi-Story Buildings |
Zhuoran Li, Osamu Muta (Kyushu Univ.), Naohiro Ikeda (Tokyu Construction), Takamasa Kitanouma (Phindex) |
(30) RCS |
11:00-11:25 [updated] |
Grouping Based on Energy Consumption with Channel Conditions in Terminal Cooperative MIMO Reception Technology Submission |
Kyogo Okada, Yukitoshi Sanada (Keio Univ.) |
(31) RCS |
11:25-11:45 [updated] |
Spatial Multiplexing Over Filter-and-Forward Cooperative Relaying [updated] |
Satoshi Denno, Yafei Hou (Okayama University) |
| |
11:45-12:45 [updated] |
Lunch Break ( 60 min. ) |
Fri, Aug 28 PM 12:45 - 13:45 [updated] |
| (32) |
12:45-12:55 [updated] |
|
(33) SAT |
12:55-13:20 [updated] |
[Encouragement Talk]
Impact on Regional Differences in Short-term Rain Attenuation Estimation Considering Rainfall Along Propagation Path |
Ryota Akiyama, Masashi Kamei (NHK) |
(34) SAT |
13:20-13:45 [updated] |
[Encouragement Talk]
Fundamental Study on the Implementation of Inter-Satellite Communication Devices for Control of Ultra-Small Satellite Formation Flight |
Atsushi Noda, Takahiro Inagawa, Sumio Morioka, (IST), Takana Kaho, Takahiko Mori (SIT) |
| |
13:45-13:55 [updated] |
Break ( 10 min. ) |
Fri, Aug 28 PM RCS Invited Talk@Meeting Room 1&2&3 13:55 - 14:45 [updated] |
| (35) |
13:55-14:45 [updated] |
[Invited Talk]
A three-dimensional spatial cell configuration for mobile communication that shares the same frequency on the ground and in the air
-- Expanding to a mobile radio relay from high altitude using UAVs/HAPS -- |
Teruya Fujii |
| |
14:45-14:55 [updated] |
Break ( 10 min. ) |
Fri, Aug 28 PM SAT Invited Talk@Meeting Room 1&2&3 14:55 - 15:45 [updated] |
| (36) |
14:55-15:45 [updated] |
[Invited Talk]
Research and Development for Practical Application of HAPS Communication Services |
Yoshihisa Kishiyama (Space Compass) |
| |
15:45-15:55 [updated] |
Break ( 10 min. ) |
Fri, Aug 28 PM NTN for 6G Joint Session 2@Meeting Room 1&2&3 15:55 - 16:45 [updated] |
| (37) |
15:55-16:20 [updated] |
[Invited Lecture]
Standardization and Regulatory Developments for NTN Deployment |
Tatsuki Okuyama (MRI) |
| (38) |
16:20-16:45 [updated] |
[Invited Lecture]
TBD |
Yuki Itabashi, Daisuke Kurita, Yuki Hokazono, Atsunori Shimamura, Hirofumi Nakajo, Kenji Fukasawa (NTT DOCOMO) |
| Announcement for Speakers |
| General Talk (RCS) | Each speech will have 18 minutes for presentation and 7 minutes for discussion. |
| General Talk (SAT) | Each speech will have 20 minutes for presentation and 5 minutes for discussion. |
| Invited Talk | Each speech will have 45 minutes for presentation and 5 minutes for discussion. |
| Encouragement Talk | Each speech will have 20 minutes for presentation and 5 minutes for discussion. |
| Invited Lecture | Each speech will have 20 minutes for presentation and 5 minutes for discussion. |
| Contact Address and Latest Schedule Information |
| SAT |
Technical Committee on Satellite Telecommunications (SAT) [Latest Schedule]
|
| Contact Address |
Secretary: t_ - c  
Yuma Abe (NICT)
Hisayoshi Kano (NTT)
Shunsuke Uehashi (MELCO)
Ryota Akiyama (NHK) |
| RCS |
Technical Committee on Radio Communication Systems (RCS) [Latest Schedule]
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| Contact Address |
E- :r _ -   |
Last modified: 2026-07-02 22:20:49
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