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=============================================== Technical Committee on Satellite Telecommunications (SAT) Chair: Tetsushi Ikegami (Meiji Univ.) Vice Chair: Masashi Kamei (NHK), Takana Kaho (Shonan Inst. of Tech.) Secretary: Junichi Abe (NTT), Takuya Okura (NICT) Assistant: Riichiro Nagareda (KDDI Research), Yuuki Koizumi (NHK) =============================================== Technical Committee on Radio Communication Systems (RCS) Chair: Kenichi Higuchi (Tokyo Univ. of Science) Vice Chair: Tomoya Tandai (Toshiba), Fumihide Kojima (NICT), Osamu Muta (Kyushu Univ.) Secretary: Tetsuya Yamamoto (Panasonic), Koichi Adachi (Univ. of Electro-Comm), Osamu Nakamura (Sharp) Assistant: Manabu Sakai (Mitsubishi Electric), Masashi Iwabuchi (NTT), Issei Kanno (KDDI Research), Yuyuan Chang (Tokyo Inst. of Tech) DATE: Thu, Aug 25, 2022 09:50 - 18:55 Fri, Aug 26, 2022 09:50 - 16:35 PLACE: TOPICS: ---------------------------------------- Thu, Aug 25 AM RCS 1 (09:50 - 11:05) Chair: Tatsumi Konishi (Aichi Inst. of Tech.) ---------------------------------------- (1)/RCS 09:50 - 10:15 A Basic Study on Interference Cancelnceller from 5G S ystems to Other Systems with the Same Frequency Takafumi Fujii (SoftBank), Teruya Fujii (Tokyo Tech) (2)/RCS 10:15 - 10:40 Uplink interference canceller for macro cell and small cells with cooperative control network in 3Dimension spatial HeNet construction Takuya Kaneda, Takafumi Fujii (SoftBank), Teruya Fujii (Tokyo Tech) (3)/RCS 10:40 - 11:05 A Study on Improvement of Communication Quality in Uplink SIMO Transmission with Base Station Cooperative MU-MIMO Interference Canceller Maeda Ryohei, Fujii Teruya (Tokyo Tech.) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Aug 25 AM RCS 2 (11:15 - 12:30) Chair: Yoshihiro Matsumura (JR Central) ---------------------------------------- (4)/RCS 11:15 - 11:40 Channel Segregation and Multi-Subband Assignment for Inter-Cell Interference Coordination in Ultra-dense RAN Hidenori Matsuo, Ryo Takahashi, Fumiyuki Adachi (Tohoku Univ.) (5)/RCS 11:40 - 12:05 A Study on Computational Complexity Reduction of Pre/Postcoding in User-Cluster-Centric CF-mMIMO Ryo Takahashi, Hidenori Matsuo, Sijie Xia, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) (6)/RCS 12:05 - 12:30 A study on user-driven suboptimal joint transmit-receive diversity Fumiyuki Adachi, Ryo Takahashi (Tohoku Univ.) ---------------------------------------- Thu, Aug 25 AM (09:50 - 11:05) Chair: Jun-ichi Abe ---------------------------------------- (7)/SAT 09:50 - 10:15 Experimental Evaluation of Positioning Error of Super Pressure Balloon over Antarctica Using Iridium Satellite Takana Kaho, Takato Suzuki (Shonan Inst. Tech.), Yoshitaka Saito (JAXA), Yoshihiro Tomikawa (NIPR) (8)/SAT 10:15 - 10:40 Frequency Utilization Efficiency Improvement by Spectrum Suppressed Transmission with LDPC Encoding Teppei Kanke, Takatoshi Sugiyama (Kogakuin Univ.) (9)/SAT 10:40 - 11:05 GPS Calculated Distance Error Improvement by Number of Reflections and Incident Angle Estimations Based on Received GPS Signal Power and Pseudo Range in Shinjuku Area Koichi Saito, Takatoshi Sugiyama (Kogakuin Univ.) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Aug 25 AM RCS 3 (11:15 - 12:30) Chair: Yukitoshi Sanada (Keio Univ.) ---------------------------------------- (10)/RCS 11:15 - 11:40 Joint Time-Variant Channel Estimation and Signal Detection for Underwater Acoustic MIMO-OFDM Communications Tianhao Dong, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech) (11)/RCS 11:40 - 12:05 Random Phase based Physical Layer Security Scheme Robust against Multi-antenna Eavesdroppers Meng YAN, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech) (12)/RCS 12:05 - 12:30 Device-to-Device Communications Employing Fog Nodes with Parallel Interference Cancellers Binu Shrestha, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech) ----- Lunch Break ( 50 min. ) ----- ---------------------------------------- Thu, Aug 25 PM Invited Talk (13:20 - 14:10) Chair: Kenichi Higuchi (Tokyo Univ. of Science) ---------------------------------------- (13) 13:20 - 14:10 [Invited Talk] Research on Wireless Communication Systems for Small Unmanned Aerial Vehicles Shoichi Kiazawa (Muroran IT) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Aug 25 PM (14:20 - 15:35) Chair: Masashi Kamei ---------------------------------------- (14) 14:20 - 14:45 [Invited Lecture] Research on Construction of Temporary Wireless Networks based on mmWave Enabled UAV Gia Khanh Tran (Tokyo Tech) (15) 14:45 - 15:10 [Invited Lecture] R&D Trends in Onboard Paylaod toward NTN Shigenori Tani, Michiya Hayama, Futaba Ejima, Hideki Ishihara, Hiroyuki Tanaka (Mitsubishi Electric), Johta Awano, Masanobu Yajima (JAXA) (16) 15:10 - 15:35 [Invited Lecture] Research, development, and demonstration of a compact optical communication system based on optical disk technology Hiroaki Yamazoe, Kyohei Iwamoto (Sony CSL) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Aug 25 PM (15:45 - 17:05) Chair: Tetsushi Ikegami ---------------------------------------- (17) 15:45 - 15:50 (18)/SAT 15:50 - 16:15 [Encouragement Talk] Machine Learning Based Digital Signal Processing for Satellite Communication Systems Manabu Takagi, Yasunori Noda, Masatake Hangai, Masaki Noda (Mitsubishi Electric Corp.) (19)/SAT 16:15 - 16:40 [Encouragement Talk] Study on Error Correction in IP network to Compensate for Rain Attenuation in 21-GHz band Satellite Broadcasting Yuki Koizumi, Yoichi Suzuki, Tomoya Kusunoki, Kazunori Yokohata (NHK) (20)/SAT 16:40 - 17:05 [Encouragement Talk] Development of extreme coverage communication system extended by Non-Terrestrial Network(NTN) -- UE availability evaluation during rainfall -- Hisayoshi Kano, Munehiro Matsui, Jun-ichi Abe (NTT), Yuki Hokazono, Hinata Kohara, Yoshihisa Kishiyama (NTTdocomo), Fumihiro Yamashita (NTT) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Aug 25 PM RCS 4 (17:15 - 18:55) Chair: Yuichi Miyaji (Aichi Inst. of Tech.) ---------------------------------------- (21)/RCS 17:15 - 17:40 An energy consumption model of LoRaWAN via Field Experiments Taiki Ogura (Nagaoka Univ. of Technology), Satoshi Yamazaki (NIT, Numazu College) (22)/RCS 17:40 - 18:05 Resource allocation scheme utilizing clock drift in LPWAN Aoto Kaburaki, Koichi Adachi (UEC), Osamu Takyu (Shinshu Univ.), Mai Ohta (Fukuoka Univ.), Takeo Fujii (UEC) (23)/RCS 18:05 - 18:30 Interference Cancellation for Coexistence of LoRaWAN with Wireless Power Transfer Ryota Kumada, Koichi Adachi (UEC) (24)/RCS 18:30 - 18:55 Multi-hop Wake-up Control for top-k Query in Wireless Sensor Networks Takuya Murakami, Junya shiraishi, Hiroyuki Yomo (Kansai Univ.) ---------------------------------------- Fri, Aug 26 AM RCS 5 (09:50 - 11:05) Chair: Fumiaki Maehara (Waseda Univ.) ---------------------------------------- (25)/RCS 09:50 - 10:15 Joint UAV Positioning and User Pairing via Reinforcement Learning Based Selection in NOMA Systems Ahmad Gendia, Osamu Muta (Kyushu Univ.), Sherief Hashima (RIKEN-AIP), Kohei Hatano (Kyushu Univ.) (26)/RCS 10:15 - 10:40 Constant Amplitude Modulation for NOMA-OFDM Wireless Communications Wang Zihan, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech) (27)/RCS 10:40 - 11:05 Pilot Signal Assignment for Mixed Numerology NOMA Transmission Hayato Kanke, Sanada Yukitoshi (Keio Univ.) ----- Break ( 10 min. ) ----- ---------------------------------------- Fri, Aug 26 AM RCS 6 (11:15 - 12:30) Chair: Osamu Muta (Kyushu Univ.) ---------------------------------------- (28)/RCS 11:15 - 11:40 Transmit Power Control for MIMO Small Cells Networks Employing Neural Networks with Compressed Sensing Algorithms Haoxiang Luan, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech) (29)/RCS 11:40 - 12:05 Inter-cell Interference Control by Joint Transmit Power and Transmit Beamforming Control based on Machine Learning Naoto Tamada, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech) (30)/RCS 12:05 - 12:30 Multi-Agent Deep Q-Learning based Inter-Cell Interference Coordination for Cellular Systems Liu Yuchen, Chang Yuyuan, Fukawa Kazuhiko (Tokyo Tech) ---------------------------------------- Fri, Aug 26 AM RCS 7 (09:50 - 11:05) Chair: Tomoya Tandai (Toshiba) ---------------------------------------- (31)/RCS 09:50 - 10:15 Beam Pattern Estimation Based on Radio Map and Multi-beam Antenna Model for 5G Transmitter at 28GHz Shougo Matsuo, Hirofumi Nakajo, Sunao Miyamoto, Fujii Takeo (UEC), Kenji Wakafuji, Ryota Nihei, Kohei Yoshida (NEC) (32)/RCS 10:15 - 10:40 Design of Coordinated Multi-Point Beamforming for Millimeter-Wave OFDM With Random Blockage Sota Uchimura, Hiroki Iimori (UEC), Giuseppe Abreu (JUB), Koji Ishibashi (UEC) (33)/RCS 10:40 - 11:05 Channel Activity Detection Based Index Mapping Scheme for Packet-Level Index Modulation Kosuke Suzuki, Koichi Adachi (UEC), Mai Ohta (Fukuoka Univ.), Osamu Takyu (Shinshu Univ.), Takeo Fujii (UEC) ----- Break ( 10 min. ) ----- ---------------------------------------- Fri, Aug 26 AM RCS 8 (11:15 - 12:05) Chair: Koichi Adachi (Univ. of Electro-Comm) ---------------------------------------- (34)/RCS 11:15 - 11:40 (See Japanese page.) (35)/RCS 11:40 - 12:05 A Study on bit error rate of MIMO scheme effective for high-speed mobile communications Tatsumi Konishi (Aichi Inst. of Tech.) ----- Lunch Break ( 75 min. ) ----- ---------------------------------------- Fri, Aug 26 PM (13:20 - 14:10) Chair: Takana Kaho ---------------------------------------- (36) 13:20 - 14:10 [Special Talk] Activities and Future Prospects of Space ICT Promotion Initiative Forum (SPIF) Morio Toyoshima, Yasuhiro Takahashi, Amane Miura (NICT), Hisanori Tsuji (Astroterrace), Akihiro Nakao, Shinichi Nakasuka (Univ. Tokyo) ----- Break ( 10 min. ) ----- ---------------------------------------- Fri, Aug 26 PM Special Session (14:20 - 15:10) Chair: Osamu Nakamura (Sharp) ---------------------------------------- (37) 14:20 - 14:45 [Invited Lecture] Distributed deployment method of aerial base stations Tatsuaki Kimura (Osaka Univ.) (38) 14:45 - 15:10 [Invited Lecture] Initial Operation Status of the LUCAS: Laser Utilizing Communication System Satoh Yohei, Hoshi Shintaroh, Itahashi Takamasa, Takano Yutaka (JAXA), Kotake Hideaki, Abe Yuma, Takahashi Yasuhiro, Okura Takuya, Fuse Tetsuharu, Toyoshima Morio (NICT), Yamakawa Shiro (JAXA) ----- Break ( 10 min. ) ----- ---------------------------------------- Fri, Aug 26 PM (15:20 - 16:35) Chair: Yuki Koizumi ---------------------------------------- (39)/SAT 15:20 - 15:45 First Experimental Results on Ground-to-Satellite Optical Communications Using LUCAS Onboard Optical Data Relay Satellite Hideaki Kotake, Yuma Abe, Yasuhiro Takahashi, Takuya Okura, Tetsuharu Fuse (NICT), Yohei Sato, Takamasa Itahashi, Shiro Yamakawa (JAXA), Hiroyuki Tsuji, Morio Toyoshima (NICT) (40)/SAT 15:45 - 16:10 Preliminary Analytical Results of Atmospheric Turbulence Parameters Using "LUCAS" Onboard Optical Data Relay Satellite Yuma Abe, Hideaki Kotake, Yoshihiko Saito, Kolev Dimitar, Yasuhiro Takahashi, Takuya Okura, Tetsuharu Fuse (NICT), Yohei Satoh, Takamasa Itahashi, Shiro Yamakawa (JAXA), Hiroyuki Tsuji, Morio Toyoshima (NICT) (41)/SAT 16:10 - 16:35 A Study of Frequency Assignment for Adaptive Coding and Modulation Scheme on Flexible Satellite Communication System Mitsugu Ohkawa, Hiromitsu Wakana, Amane Miura (NICT) # Information for speakers General Talk (SAT) will have 20 minutes for presentation and 5 minutes for discussion. General Talk (RCS) will have 18 minutes for presentation and 7 minutes for discussion. Encouragement Talk will have 20 minutes for presentation and 5 minutes for discussion. Invited Lecture will have 20 minutes for presentation and 5 minutes for discussion. Invited Talk will have 45 minutes for presentation and 5 minutes for discussion. Special Talk will have 45 minutes for presentation and 5 minutes for discussion. === Technical Committee on Satellite Telecommunications (SAT) === # FUTURE SCHEDULE: Thu, Oct 6, 2022 - Fri, Oct 7, 2022: [Tue, Aug 16] # SECRETARY: Secretary：  t_ - c   Takuya Okura (NICT) Junichi Abe (NTT) Yuki Koizumi (NHK) Riichiro Nagareda (KDDI Research) === Technical Committee on Radio Communication Systems (RCS) === # FUTURE SCHEDULE: Thu, Oct 27, 2022 - Fri, Oct 28, 2022: Ehime University, and online [Wed, Aug 17], Topics: Wireless Communication Schemes, Wireless Communication Systems, Wireless Standards, Future Wireless Systems, etc. Tue, Nov 15, 2022 - Thu, Nov 17, 2022: Kyushu University, and Online [Tue, Sep 13], Topics: Adaptive Antenna, Equalization, Interference Canceler, MIMO, Wireless Communications, etc. # SECRETARY: E-mail:r  _- Last modified: 2022-08-22 00:22:32 |
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