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=============================================== Technical Committee on Satellite Telecommunications (SAT) Chair: Hisashi Sujikai (NHK) Vice Chair: Hiroyasu Ishikawa (Nihon Univ.), Tetsushi Ikegami (Meiji Univ.) Secretary: Masaaki Kojima (NHK), Shinobu Nanba (KDDI Research) Assistant: Takuya Okura (NICT), Daisuke Goto (NTT) =============================================== Technical Committee on Radio Communication Systems (RCS) Chair: Eiji Okamoto (Nagoya Inst. of Tech.) Vice Chair: Fumiaki Maehara (Waseda Univ.), Toshihiko Nishimura (Hokkaido Univ.), Tomoya Tandai (Toshiba) Secretary: Osamu Muta (Kyushu Univ.), Kazushi Muraoka (NEC) Assistant: Koichi Adachi (Univ. of Electro-Comm.), Osamu Nakamura (Sharp), Manabu Sakai (Mitsubishi Electric), Masashi Iwabuchi (NTT), Tatsuki Okuyama (NTT DOCOMO) DATE: Thu, Aug 20, 2020 09:00 - 16:25 Fri, Aug 21, 2020 09:25 - 16:50 PLACE: Online TOPICS: ---------------------------------------- Thu, Aug 20 AM SAT (09:00 - 10:40) Chair: Shinobu Nanba (KDDI Research) ---------------------------------------- (1)/SAT 09:00 - 09:25 Improvement of Frequency Utilization Efficiency by ACM for Beam Resource Control on High Throughput Satellite Communications System Mitsugu Ohkawa, Hiromitsu Wakana, Amane Miura (NICT) (2)/SAT 09:25 - 09:50 A Study of IF Leakage on Reception of New 4K/8K Satellite Broadcasting -- Measurement of Leakage from Indoor Antenna Terminals -- Kazushi Sakuma, Kazunobu Serizawa, Satoru Shimizu, Kazuto Yano, yoshinori Suzuki (ATR) (3)/SAT 09:50 - 10:15 Measurement of C/I at picture disruption in BS, CS receivers caused by pulse modulated wave interference Kazuyoshi Shogen (B-SAT), Keiichi Tajima (SJC), Junya Matsushita, Masaaki Kojima (NHK), Shoji Tanaka (B-SAT), Yoshikazu Yamada, Taro Hamanaka, Akinori Hashimoto (NHK) (4)/SAT 10:15 - 10:40 Performance improvements of polar-code transmission using channel estimation and equalization in terrestrial free-space optical experiments Shingo Fujita, Eiji Okamoto (NITech), Hideki Takenaka, Hiroo Kunimori, Hiroyuki Endo, Mikio Fujiwara, Mitsuo Kitamura (NICT), Ryosuke Shimizu (UEC), Masahide Sasaki, Morio Toyoshima (NICT) ----- Break ( 15 min. ) ----- ---------------------------------------- Thu, Aug 20 AM RCS (10:55 - 12:10) Chair: Shinsuke Ibi (Doshisha Univ.) ---------------------------------------- (5) 10:55 - 11:20 Forcible Search Scheme for Mixed Gibbs Sampling Massive MIMO Detection Kenji Yamazaki, Sanada Yukitoshi (Keio Univ.) This is a trasfered presentation from June. (Index is RCS2020-55). (6) 11:20 - 11:45 Block Parallel Gibbs Sampling MIMO Detection with Maximum Ratio Combining Kosuke Tomura, Yukitoshi Sanada, Yutaro Kobayashi (Keio Univ.) This is a trasfered presentation from June. (Index is RCS2020-56). (7) 11:45 - 12:10 Low Complexity Signal Detection based on Belief Propagation with MMSE Pre-cancellation for Overloaded MIMO systems Takashi Imamura, Yukitoshi Sanada (Keio Univ.) This is a trasfered presentation from June. (Index is RCS2020-57). ----- Break ( 75 min. ) ----- ---------------------------------------- Thu, Aug 20 PM Special session (13:25 - 14:15) Chair: Fumiaki Maehara (Waseda Univ.) ---------------------------------------- (1) 13:25 - 13:50 [Invited Lecture] UAV-based Wireless Surveillance System enabled by High Resolution Video Transmission Tao Yu, Shunya Imada, Kiyomichi Araki, Kei Sakaguchi (Tokyo Tech) (2) 13:50 - 14:15 [Invited Lecture] Effectiveness of mill-meter wave based LoS-MIMO using UAVs Kentaro Nishimori (Niigata Univ.) ----- Break ( 15 min. ) ----- ---------------------------------------- Thu, Aug 20 PM Special session (14:30 - 15:20) Chair: Hisashi Sujikai (NHK) ---------------------------------------- (3) 14:30 - 14:55 [Invited Lecture] Standardization trend on 5G Non-Terrestrial Networks in 3GPP Akihiko Nishio, Mikihiro Ouchi (Panasonic) (4) 14:55 - 15:20 [Invited Lecture] Extreme Coverage Extension for 6G -- Sky, Sea, and Space -- Yoshihisa Kishiyama (NTT DOCOMO) ----- Break ( 15 min. ) ----- ---------------------------------------- Thu, Aug 20 PM RCS Invited Talk (15:35 - 16:25) Chair: Eiji Okamoto (Nagoya Inst. of Tech.) ---------------------------------------- (5) 15:35 - 16:25 [Invited Talk] R&D of HAPS Mobile Broadband Communications towards 6G Atsushi Nagate, Kenji Hoshino, Yoshichika Ohta (SoftBank) ---------------------------------------- Fri, Aug 21 AM RCS (09:25 - 10:15) Chair: Hiroshi Kubo (Ritsumeikan Univ.) ---------------------------------------- (6)/RCS 09:25 - 09:50 A study on encrypted hybrid modulation scheme using chaos modulation and QAM Tomoki Kaga, Mamoru Okumura, Eiji Okamoto (NIT), Tetsuya Yamamoto (Panasonic) (7)/RCS 09:50 - 10:15 A Study on Robust Beamforming Design for Millimeter-Wave Communications with Stochastic Blockages Ryo Okabe (The Univ. of Electro-Communications), Hiroki Iimori (JUB), Koji Ishibashi (The Univ. of Electro-Communications) ----- Break ( 15 min. ) ----- ---------------------------------------- Fri, Aug 21 AM SAT (10:30 - 11:45) Chair: Hiroyasu Ishikawa (Nihon Univ.) ---------------------------------------- (8)/SAT 10:30 - 10:55 [Encouragement Talk] Doppler frequency estimation of Superimposed Control Signal of multiple satellites by Deep Learning in LEO-MIMO Ryo Okema (Nagoya Univ.), Daisuke Goto (NTT), Takaya Yamazato (Nagoya Univ.), Fumihiro Yamashita, Kiyohiko Itokawa (NTT) (9)/SAT 10:55 - 11:20 [Encouragement Talk] A Fundamental Study Toward the Software Defined Satellite Shigenori Tani, Yasutaka Yamashita, Michiya Hayama, Masatake Hangai, Hiroshi Aruga (Mitsubishi Electric) (10)/SAT 11:20 - 11:45 [Encouragement Talk] A Study on Dual Control of Transmit Power and Beam Directivity for Flexible Resource Allocation in HTS Communication System Masaki Takahashi, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) ----- Break ( 100 min. ) ----- ---------------------------------------- Fri, Aug 21 PM SAT Special Talk (13:25 - 13:50) Chair: Tetsushi Ikegami (Meiji Univ.) ---------------------------------------- (11) 13:25 - 13:50 [Special Talk] Introduction of satellite IoT services by Skylo Osamu Yoshida, Makoto Ura, Hiroaki Matsui, Yu Ito (SoftBank) ----- Break ( 15 min. ) ----- ---------------------------------------- Fri, Aug 21 PM RCS (14:05 - 15:20) Chair: Osamu Muta (Kyushu Univ.) ---------------------------------------- (12)/RCS 14:05 - 14:30 Evaluation of Window Functions and Low Complexity ICI and ISI Cancellation for w-OFDM Systems Ziang Liu, Yuyuan Chang, Kazuhiko Fukawa (Titech) (13)/RCS 14:30 - 14:55 A Study on Self-Interference Canceller Based on Differential Coding in In-Band Full-Duplex Communication in Pilot Contamination Environments Kensuke Tomita, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) (14)/RCS 14:55 - 15:20 Differential Multi-Carrier Modulation Schemes for Severe Doubly-Selective Channels Hiroshi Kubo, Kouta Iwamoto, Tetsuro Kubo, Yuuka Tanaka, Yui Nakai (Ritsumeikan Univ.) ----- Break ( 15 min. ) ----- ---------------------------------------- Fri, Aug 21 PM RCS (15:35 - 16:50) Chair: Tatsumi Konishi (Aichi Inst. of Tech.) ---------------------------------------- (15)/RCS 15:35 - 16:00 Differential trellis-coded OFDM employing multiple differential detection with channel prediction for severe doubly-selective environment Kota Iwamoto, Tetsuro Kubo, Hiroshi Kubo (Ritsumeikan Univ.) (16)/RCS 16:00 - 16:25 Basic characteristics of Differential OFDM Employing Decision-Feedback Multiple Differential Detection with Channel Prediction Hiroaki Osafune, Hiroshi Kubo (Ritsumeikan Univ.) (17)/RCS 16:25 - 16:50 Multi-level QAM Single Carrier Block Transmission Scheme for Acoustic Communications and Consideration of the Frame Structure Katsuyoshi Yamamoto, Hiroshi Kubo (Ritsumeikan Univ.) # 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. 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 20 minutes for presentation and 5 minutes for discussion. # CONFERENCE ANNOUNCEMENT: - An online banquet is briefly planned just after the last session on 20(Thu) Aug.. Please feel free to join it. === Technical Committee on Satellite Telecommunications (SAT) === # SECRETARY: Secretary：  t_ - c   Masaaki Kojima(NHK) Shinobu Nanba(KDDI Research) Takuya Okura(NICT) Daisuke Goto (NTT) === Technical Committee on Radio Communication Systems (RCS) === # FUTURE SCHEDULE: Thu, Oct 22, 2020 - Fri, Oct 23, 2020: Online [Tue, Aug 18], Topics: Wireless Communication Schemes, Wireless Communication Systems, Wireless Standards, Future Wireless Systems, etc. Wed, Nov 25, 2020 - Fri, Nov 27, 2020: Online [Tue, Sep 15], Topics: Adaptive Antenna, Equalization, Interference Canceler, MIMO, Wireless Communications, etc. # SECRETARY: Osamu Nakamura (Sharp) E-mail:r  _- Last modified: 2020-08-19 15:46:11 |
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