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Technical Committee on Radio Communication Systems (RCS)

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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)

Technical Committee on Satellite Telecommunications (SAT)

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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)

Conference Date	Thu, Aug 25, 2022 09:50 - 18:55 Fri, Aug 26, 2022 09:50 - 16:35
Topics
Conference Place
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 25 AM RCS 1 Chair: Tatsumi Konishi (Aichi Inst. of Tech.) 09:50 - 11:05
(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.)
	11:05-11:15	Break ( 10 min. )
Thu, Aug 25 AM RCS 2 Chair: Yoshihiro Matsumura (JR Central) 11:15 - 12:30
(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 Chair: Jun-ichi Abe 09:50 - 11:05
(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.)
	11:05-11:15	Break ( 10 min. )
Thu, Aug 25 AM RCS 3 Chair: Yukitoshi Sanada (Keio Univ.) 11:15 - 12:30
(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)
	12:30-13:20	Lunch Break ( 50 min. )
Thu, Aug 25 PM Invited Talk Chair: Kenichi Higuchi (Tokyo Univ. of Science) 13:20 - 14:10
(13)	13:20-14:10	[Invited Talk] Research on Wireless Communication Systems for Small Unmanned Aerial Vehicles	Shoichi Kiazawa (Muroran IT)
	14:10-14:20	Break ( 10 min. )
Thu, Aug 25 PM Chair: Masashi Kamei 14:20 - 15:35
(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)
	15:35-15:45	Break ( 10 min. )
Thu, Aug 25 PM Chair: Tetsushi Ikegami 15:45 - 17:05
(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)
	17:05-17:15	Break ( 10 min. )
Thu, Aug 25 PM RCS 4 Chair: Yuichi Miyaji (Aichi Inst. of Tech.) 17:15 - 18:55
(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 Chair: Fumiaki Maehara (Waseda Univ.) 09:50 - 11:05
(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.)
	11:05-11:15	Break ( 10 min. )
Fri, Aug 26 AM RCS 6 Chair: Osamu Muta (Kyushu Univ.) 11:15 - 12:30
(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 Chair: Tomoya Tandai (Toshiba) 09:50 - 11:05
(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)
	11:05-11:15	Break ( 10 min. )
Fri, Aug 26 AM RCS 8 Chair: Koichi Adachi (Univ. of Electro-Comm) 11:15 - 12:05
(34) RCS	11:15-11:40
(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.)
	12:05-13:20	Lunch Break ( 75 min. )
Fri, Aug 26 PM Chair: Takana Kaho 13:20 - 14:10
(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)
	14:10-14:20	Break ( 10 min. )
Fri, Aug 26 PM Special Session Chair: Osamu Nakamura (Sharp) 14:20 - 15:10
(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)
	15:10-15:20	Break ( 10 min. )
Fri, Aug 26 PM Chair: Yuki Koizumi 15:20 - 16:35
(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)

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.
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.
Invited Talk	Each speech will have 45 minutes for presentation and 5 minutes for discussion.
Special Talk	Each speech will have 45 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	E-:r_-
SAT	Technical Committee on Satellite Telecommunications (SAT) [Latest Schedule]
	Contact Address	Secretary：t_-c Takuya Okura (NICT) Junichi Abe (NTT) Yuki Koizumi (NHK) Riichiro Nagareda (KDDI Research)