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Technical Committee on Radio Communication Systems (RCS)

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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)

Technical Committee on Satellite Telecommunications (SAT)

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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)

Conference Date	Thu, Aug 20, 2020 09:00 - 16:25 Fri, Aug 21, 2020 09:25 - 16:50
Topics
Conference Place	Online
Announcement	An online banquet is briefly planned just after the last session on 20(Thu) Aug.. Please feel free to join it.
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.

Thu, Aug 20 AM SAT Chair: Shinobu Nanba (KDDI Research) 09:00 - 10:40
(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)
	10:40-10:55	Break ( 15 min. )
Thu, Aug 20 AM RCS Chair: Shinsuke Ibi (Doshisha Univ.) 10:55 - 12:10
(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).
	12:10-13:25	Break ( 75 min. )
Thu, Aug 20 PM Special session Chair: Fumiaki Maehara (Waseda Univ.) 13:25 - 14:15
(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.)
	14:15-14:30	Break ( 15 min. )
Thu, Aug 20 PM Special session Chair: Hisashi Sujikai (NHK) 14:30 - 15:20
(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)
	15:20-15:35	Break ( 15 min. )
Thu, Aug 20 PM RCS Invited Talk Chair: Eiji Okamoto (Nagoya Inst. of Tech.) 15:35 - 16:25
(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 Chair: Hiroshi Kubo (Ritsumeikan Univ.) 09:25 - 10:15
(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)
	10:15-10:30	Break ( 15 min. )
Fri, Aug 21 AM SAT Chair: Hiroyasu Ishikawa (Nihon Univ.) 10:30 - 11:45
(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.)
	11:45-13:25	Break ( 100 min. )
Fri, Aug 21 PM SAT Special Talk Chair: Tetsushi Ikegami (Meiji Univ.) 13:25 - 13:50
(11)	13:25-13:50	[Special Talk] Introduction of satellite IoT services by Skylo	Osamu Yoshida, Makoto Ura, Hiroaki Matsui, Yu Ito (SoftBank)
	13:50-14:05	Break ( 15 min. )
Fri, Aug 21 PM RCS Chair: Osamu Muta (Kyushu Univ.) 14:05 - 15:20
(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.)
	15:20-15:35	Break ( 15 min. )
Fri, Aug 21 PM RCS Chair: Tatsumi Konishi (Aichi Inst. of Tech.) 15:35 - 16:50
(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.)

Announcement for Speakers
General Talk (SAT)	Each speech will have 20 minutes for presentation and 5 minutes for discussion.
General Talk (RCS)	Each speech will have 18 minutes for presentation and 7 minutes for discussion.
Invited Lecture	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.
Special Talk	Each speech will have 20 minutes for presentation and 5 minutes for discussion.

Contact Address and Latest Schedule Information
RCS	Technical Committee on Radio Communication Systems (RCS) [Latest Schedule]
	Contact Address	Osamu Nakamura (Sharp) E-:r_-
SAT	Technical Committee on Satellite Telecommunications (SAT) [Latest Schedule]
	Contact Address	Secretary：t_-c Masaaki Kojima(NHK) Shinobu Nanba(KDDI Research) Takuya Okura(NICT) Daisuke Goto (NTT)