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=============================================== Technical Committee on Antennas and Propagation (AP) Chair: Kunio Sakakibara (Nagoya Inst. of Tech.) Vice Chair: YUAN Qiaowei (Tohoku Inst. of Tech.) Secretary: Kazunari Kihira (Mitsubishi Electric), Naoki Honma (Iwate Univ.) Assistant: Tomoki Murakami (NTT) =============================================== Technical Committee on Space, Aeronautical and Navigational Electronics (SANE) Chair: Toshio Wakayama (Mitsubishi Electric) Vice Chair: Takeshi Amishima (Meiji Univ.), Atsushi Kezuka (ENRI) Secretary: Takayuki Kitamura (Mitsubishi Electric), Shang Fang (Univ. of Electro-Comm) Assistant: Junichi Naganawa (ENRI), Yoshihiko Akamine (TRDI) =============================================== Technical Committee on Satellite Telecommunications (SAT) Chair: Takana Kaho (Shonan Inst. of Tech.) Vice Chair: Masashi Kamei (NHK), Yoji Kishi (KDDI Research) Secretary: Junichi Abe (NTT), Yuuki Koizumi (NHK) Assistant: Riichiro Nagareda (KDDI Research), Hideaki Kotake (NICT) DATE: Wed, Jul 12, 2023 09:50 - 18:40 Thu, Jul 13, 2023 09:30 - 18:10 Fri, Jul 14, 2023 09:30 - 17:10 PLACE: The Citizen Activity Center (Kaderu 2・7) Main conference room, 4th floor(Nishi 7 Kitanijo, Chuo-ku, Sapporo-shi, 060-0002, Japan. https://homepage.kaderu27.or.jp/intoro/access/index.html. Hokkaido University, Prof. Takashi Hikage. +81-11-706-6526) TOPICS: Remote sensing, Sattelite Communication, Radio propagation, Antennas and Propagation ---------------------------------------- Wed, Jul 12 AM SANE (09:50 - 10:50) ---------------------------------------- (1)/SANE 09:50 - 10:10 A Universal Method of Dataset Building for SAR Image Land-use Land-cover Classification and the Evaluation Jing-Yuan Wang, Josaphat Tetuko Sri Sumantyo (Chiba Univ.) (2)/SANE 10:10 - 10:30 Adaptive DP Algorithm Using Transition Probability Control for Dim Moving Infrared Target Shiho Tsujimoto, Hiroshi Kameda, Marie Kawai, Toshihiro Ito (Mitsubishi Electric) (3)/SANE 10:30 - 10:50 A Study on Bearing Only Target Motion Analysis and Anomalous DOA Detection Using Multi-Sensors Yuki Kobayashi, Nobutaka Funaki, Toshihiro Ito (Mitsubishi Electric Co.) ----- Break ( 10 min. ) ----- ---------------------------------------- Wed, Jul 12 AM AP (11:00 - 12:20) ---------------------------------------- (4)/AP 11:00 - 11:20 [Invited Lecture] Development of an Antenna Switching MIMO Channel Sounder with Software Defined Radio Togo Ikegami, Minseok Kim (Niigata Univ.) (5)/AP 11:20 - 11:40 [Invited Lecture] System Configuration of Sub-Terahertz MassiveMIMO Channel Sounder for 6G Minoru Inomata, Wataru Yamada, Nobuaki Kuno (NTT), Jiro Hirokawa, Takashi Tomura (Tokyo Institute of Technology) (6)/AP 11:40 - 12:00 [Invited Lecture] Experimental Study on Angular Scattering Characteristics of Nearby Targets Using Millimeter-wave 2D-MIMO Radar Kosaku Shigeta, Hiroyoshi Yamada, Ryoichi Sato (Niigata Univ.) (7)/AP 12:00 - 12:20 [Invited Lecture] Basic study on human body moving imageing by two-dimensional MIMO radar Kaneko Taiki, Hiroyoshi Yamada, Ryouichi Sato (Niigata Univ.) ----- Break ( 60 min. ) ----- ---------------------------------------- Wed, Jul 12 PM SAT Special Talk (13:20 - 14:10) ---------------------------------------- (8)/SAT 13:20 - 14:10 [Special Talk] Efforts toward future satellite constellations. Kenji Wakafuji, Kohei Yoshida, Kazuyuki Hayashi, Junichi Funada (NEC) ----- Break ( 10 min. ) ----- ---------------------------------------- Wed, Jul 12 PM SAT (14:20 - 15:40) ---------------------------------------- (9)/SAT 14:20 - 14:40 Construction of high-efficient information reconciliation method using fixed bit polar codes for continuous-variable quantum key distribution Kensuke Yamaura (Nitech), Hiroyuki Endo (NICT), Eiji Okamoto (Nitech), Morio Toyoshima, Mikio Fujiwara, Masahide Sasaki (NICT) (10)/SAT 14:40 - 15:00 Improvement of key generation efficiency of free-space optical physical layer cryptography using polar code Ryuto Terada (Nitech), Hiroyuki Endo (NICT), Kensuke Yamaura, Eiji Okamoto (Nitech), Mitsuo Kitamura (NICT), Ryosuke Shimizu (UEC), Morio Toyoshima, Mikio Hujiwara, Masahide Sasaki (NICT) (11)/SAT 15:00 - 15:20 Quantum Signal Transmission Experiment for Line-of-sight Quantum Key Distribution Hiroyuki Endo, Mitsuo Kitamura, Shunsuke Ozawa (NICT), Ryosuke Shimizu (UEC), Mikio Fujiwara, Masahide Sasaki (NICT) (12)/SAT 15:20 - 15:40 Reception tendency of Common Alert Message on QZSS L1S signal keiko shimazu (aiit), Michi Hamashita, Taku Yamamoto, Soma Nishimura, Tomoyo Shimaba, Sora Masaki (TMU), Yuno Sudo (YNU) ----- Break ( 10 min. ) ----- ---------------------------------------- Wed, Jul 12 PM AP/SANE/SAT (15:50 - 16:30) ---------------------------------------- (13) 15:50 - 16:10 A Study on On-board Array-fed Shaped Reflector Antenna for 21-GHz band Broadcasting Satellite towards Use of Dual Circular Polarization Masashi Kamei, Masafumi Nagasaka (NHK) (14) 16:10 - 16:30 Consideration of feeding element structure for circularly polarized MACKEY Q-type Koki Iijima, Shigeru Makino, Tetsuo Hirota (KIT) ----- Break ( 10 min. ) ----- ---------------------------------------- Wed, Jul 12 PM AP (16:40 - 17:30) ---------------------------------------- Propagation Modeling Competition: Issue Description, Shinichi Ichitsubo (15)/AP 16:50 - 17:10 [Invited Lecture] A Method to Reduce the Computational Complexity of Knife-Edge Diffraction Model by Reducing the Number of Objects to be Calculated Mitsuki Nakamura, Koshiro Kitao, Takahiro Tomie, Satoshi Suyama (NTT DOCOMO), Minoru Inomata, Wataru Yamada, Nobuaki Kuno, Motoharu Sasaki (NTT) (16)/AP 17:10 - 17:30 [Invited Lecture] An Abridged Multiple-Screen Diffraction Model Considering the Urban Structure Gai Tsuchimochi, Miyuki Hirose (Kyutech), Tetsuro Imai (TDU) ----- Break ( 10 min. ) ----- ---------------------------------------- Wed, Jul 12 PM AP (17:40 - 18:40) ---------------------------------------- (17)/AP 17:40 - 18:00 [Invited Lecture] Analysis of radio wave propagation characteristics of multiple screen diffraction using finite element method analysis Takuichi Hirano (Tokyo City Univ.) (18)/AP 18:00 - 18:20 [Invited Lecture] Simplified Multiple Screen Diffraction Calculation Method Using Direct Wave Components in Physical Optics Satoshi Ito, Takahiro Hayashi (KDDI Research, Inc.) (19)/AP 18:20 - 18:40 [Invited Lecture] A calculation of multiple diffraction loss using a sphere interception Shinichi Ichitsubo ---------------------------------------- Thu, Jul 13 AM AP (09:30 - 10:50) ---------------------------------------- (20)/AP 09:30 - 09:50 Design of Linear Array Antenna with Loss Less Beam Forming Network for Designed Excitation Coefficient Toru Fukasawa, Yoshio Inasawa (Mitsubishi Electric Co.) (21)/AP 09:50 - 10:10 OTA Experiments on the Angular Accuracy of a Circular DLMP Array Using the Mean Unit Vector Method Yuto Sekino, Kazuhiro Honda (Univ. of Toyama) (22)/AP 10:10 - 10:30 Proposal for Broadband Reflectarray Antenna by Controlling Phase Center of Primary Radiator Ryusei Yamada, Masayoshi Takao, Shigeru Makino (KIT), Shin-ichi Yamamoto, Yasuhiro Nishioka (Mitsubishi Electric Corp) (23)/AP 10:30 - 10:50 mmWave/Terahertz waves waveguide model using photonic crystals and analysis of slotted antennas using mmWave waveguides Kota Shinozaki (Takushoku Univ./I-PEX), Toshiyuki Maeyama, Yasuhiro Tsunemitsu (Takushoku Univ.), Hiroki Nakamura (I-PEX) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Jul 13 AM SAT (11:00 - 12:20) ---------------------------------------- (24)/SAT 11:00 - 11:20 38GHz-band radio propagation measurement from lower stratosphere actualizing HAPS communication system Yuki Hokazono, Hinata Kohara, Yuto Muroki, Kenzi Fukasawa (NTT DOCOMO), Jun Suzuki, Hiromu Kitanozono (SKY Perfect JSAT) (25)/SAT 11:20 - 11:40 Evaluation of 38GHz-Band interference avoidance and rain attenuation compensation technology actualizing HAPS communication system Hinata Kohara, Yuki Hokazono, Yuto Muroki, Kenji Fukasawa (NTT DOCOMO), Jun Suzuki, Hiromu Kitanozono (SKY Perfect JSAT) (26)/SAT 11:40 - 12:00 Development of Extreme Coverage Communication System Extended by Non-Terrestrial Network (NTN) -- Evaluation of 2GHz-Band Interference Avoidance and Rain Attenuation Compensation Technology Actualizing HAPS Communication System -- Yuto Muroki, Yuki Hokazono, Hinata Kohara, Kenji Fukasawa (NTT DOCOMO), Hisayoshi Kano, Munehiro Matsui, Junichi Abe, Fumihiro Yamashita (NTT) (27)/SAT 12:00 - 12:20 Development of extreme coverage communication system extended by Non-Terrestrial Network (NTN) -- Evaluation of routing method in transparent relay -- Hisayoshi Kano, Munehiro Matsui, Jun-ichi Abe, Fumihiro Yamashita (NTT), Yuki Hokazono, Hinata Kohara, Kenji Fukasawa (NTT DOCOMO) ----- Break ( 60 min. ) ----- ---------------------------------------- Thu, Jul 13 AM AP/SANE/SAT (13:20 - 14:40) ---------------------------------------- (28) 13:20 - 13:40 A Study on Thinner Lens Antenna with High Dielectric Constant and Antireflection Coatings Considering Application to Non-Terrestrial Network Genma Hattori, Issei Watanabe, Yuta Horie (MWF) (29) 13:40 - 14:00 Experiment to evaluate the effect of aircraft on the antenna radiation pattern Takuya Okura, Hiroyuki Tsuji, Makio Tsuchiya (NICT), Hiroki Ichihashi, Hiroyuki Nagayama, Takashi Ohki (MRI) (30) 14:00 - 14:20 Measurement Method of Tropospheric Propagation Delay utilizing Distance Measuring Equipment Atsushi Kezuka, Takayuki Yoshihara, Naoki Fujii (ENRI) (31) 14:20 - 14:40 Experimental Study for Improving Angle of Arrival Estimation Accuracy using Aeronautical Surveillance Signal Junichi Naganawa, Jun Kitaori, Hirohsia Tajima, Tadashi Koga, Hiromi Miyazaki (ENRI) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Jul 13 PM AP (14:50 - 16:10) ---------------------------------------- (32)/AP 14:50 - 15:10 [Invited Lecture] Experimental Study on Polarization Characterizations of Millimeter Wave (30-300GHz) Ryo Yamaguchi, Toshiki Hozen, Kazuma Tomimoto (SB) (33)/AP 15:10 - 15:30 [Invited Lecture] Double-Directional Channel Measurement and Path Loss Characteristics in an Indoor Corridor Scenario at 300 GHz Riku Takahashi, Anirban Ghosh, Minseok Kim (Niigata Univ.) (34)/AP 15:30 - 15:50 [Invited Lecture] Millimeter-Wave Urban Cellular Multipath Cluster Channel Analysis And Spatial Consistency Evaluation Naoya Suzuki, Hibiki Tsukada, Riku Takahashi, Minseok Kim (Niigata Univ) (35)/AP 15:50 - 16:10 [Invited Lecture] Historical visit to three Nakagami distributions: Part 2: q distribution Yoshio Karasawa ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Jul 13 PM Tutorial Lecture (16:20 - 17:10) ---------------------------------------- (36)/AP 16:20 - 17:10 [Tutorial Lecture] Millimeter Wave Channel Sounding and Site-Specific Channel Model Development -- Towards Precision Channel Emulation In Specific Environments -- Minseok Kim, Hibiki Tsukada, Naoya Suzuki, Riku Takahashi (Niigata Univ.) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Jul 13 PM IEEE AP-S Tokyo Chapter Special Talk (17:20 - 18:10) ---------------------------------------- (37) 17:20 - 18:10 [Special talk] Future Vision of Non-Terrestrial Networks in Beyond 5G Era, Hiroyuki Tsuji ---------------------------------------- Fri, Jul 14 AM AP (09:30 - 10:50) ---------------------------------------- (38)/AP 09:30 - 09:50 A Modified Conical Antenna with Parasitic Helical Elements Ryuji Hirohara, Keisuke Noguchi (KIT) (39)/AP 09:50 - 10:10 Unidirectional Antenna Composed of Wire and Loop Toshiya Hiramoto, Keisuke Noguchi (KIT) (40)/AP 10:10 - 10:30 Characteristics Evaluation of Wideband Slot Array Antenna with Slitted Reflector by Prototype Measurement Yoshiki Ono, Takashi Hikage, Manabu Yamamoto (Hokkaido Univ.), Shuki Wai, Naoki Kita (NTT) (41)/AP 10:30 - 10:50 Qualification of ripple in medium Gain horns Derek Gray, Julien Le Kernec (Glasgow Uni) ----- Break ( 10 min. ) ----- ---------------------------------------- Fri, Jul 14 PM SAT (11:00 - 12:20) ---------------------------------------- (42)/SAT 11:00 - 11:20 A Study on Buffer Data Splitting Method for Reducing Handover Time between Base Station and Satellite Wataru Kato, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) (43)/SAT 11:20 - 11:40 A Study on Improving Throughput with Handover Scheduling for Ground-Satellite Networks with High-Speed eVTOL Device Support Daisuke Matsuura, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) (44)/SAT 11:40 - 12:00 A Study on Energy-Efficient Transmission Power Control in Hybrid FSO/RF Space-Air-Ground Integrated Networks Kazuma Mashiko, Yuichi Kawamoto, Nei Kato (Tohoku Univ.) (45)/SAT 12:00 - 12:20 First Experimental Results on On-orbit demonstration of Laser module for coherent optical communications using CubeSat Yuta Takemoto, Junya Nishioka, Akihiro Fujie, Eisuke Haraguchi, Toshiyuki Ando (MELCO) ----- Break ( 60 min. ) ----- ---------------------------------------- Fri, Jul 14 PM AP/SANE/SAT (13:20 - 14:40) ---------------------------------------- (46) 13:20 - 13:40 Effects of DSS(Dust and sandstorm) Particles on GNSS Positioning and Tropospheric Delay Yutaka Nakagawa, Takeshi Higashino, Minoru Okada (NAIST) (47) 13:40 - 14:00 Subarray Configuration Decision Method Based on Transmission Weights for Variable Subarray Beamforming in LEO-MIMO Koyo Tategami, Daisuke Goto, Kiyohiko Itokawa, Fumihiro Yamashita (NTT) (48) 14:00 - 14:20 High Impedance Antennas Using Folded Structure for Millimeter Wave Band WPT Systems Koki Yamashiro, Keisuke Noguchi (KIT) (49) 14:20 - 14:40 Experimental Study on Height Estimation and the Effect of Vehicle Velocity Error Using Automobile Radar Keita Suzuki, Hiroyoshi Yamada (Niigata Univ.) ----- Break ( 10 min. ) ----- ---------------------------------------- Fri, Jul 14 PM URSI-F Special Talk (14:50 - 15:40) Chair: Motoyuki Sato (ALISys) ---------------------------------------- (50) 14:50 - 15:40 [Special Talk] Wireless security based on radio propagation, Hisato Iwai (Doshisha Univ.) ----- Break ( 10 min. ) ----- ---------------------------------------- Fri, Jul 14 PM AP (15:50 - 17:10) ---------------------------------------- (51)/AP 15:50 - 16:10 [Invited Lecture] Evaluation of Radio Propagation between Launch Vehicle and Ground Station at Low Elevation Koji Sunami, Aya Asamura, Kohtaroh Sugizono, Naohiro Tsuchiya, Yuudai Yamagami, Takashi Hamasaki (JAXA), Yukio Kamata (Anttech) (52)/AP 16:10 - 16:30 [Invited Lecture] Parameter Optimization in Radio Propagation Analysis Method with Quantum Annealing Keita Fujita, Tetsuro Imai (TDU), Wataru Yamada, Minoru Inomata, Nobuaki Kuno (NTT) (53)/AP 16:30 - 16:50 [Invited Lecture] Propagation Loss Estimation in Bridge Environment using 3D Structural Information as Deep Learning Features Satoshi Iwasaki, Yuta Taki, Kazuhide Kiuchi, Yukiko Kishiki (KKE), Miyuki Hirose, Tetsuro Imai (TDU) (54)/AP 16:50 - 17:10 [Invited Lecture] 6G Simulator using Real Environment Model based on Point Cloud Data Koshiro Kitao, Satoshi Suyama, Mitsuki Nakamura, Takahiro Tomie, Kiichi Tateishi, Takayuki Yamada (NTT DOCOMO) # Information for speakers General Talk will have 15 minutes for presentation and 5 minutes for discussion. Invited Lecture (Organized) will have 15 minutes for presentation and 5 minutes for discussion. Invited Lecture (PMC) will have 13 minutes for presentation and 7 minutes for discussion. Tutorial Lecture will have 50 minutes for presentation. Special Talk will have 50 minutes for presentation. # CONFERENCE SPONSORS: - This conference is co-sponsored by IEEE AP-S Tokyo Chapter. and URSI-F === Technical Committee on Antennas and Propagation (AP) === # FUTURE SCHEDULE: Thu, Aug 31, 2023 - Fri, Sep 1, 2023: KOZO KEIKAKU ENGINEERING Inc. [Thu, Jun 15], Topics: Antennas and Propagation Thu, Sep 28, 2023 - Fri, Sep 29, 2023: Kochi Castle Museum of History [Mon, Jul 10], Topics: Microwave, Millimeter wave Thu, Oct 19, 2023 - Fri, Oct 20, 2023: Iwate University [Thu, Aug 10], Topics: Student Session, Antennas and Propagation # SECRETARY: Naoki Honma (Iwate University) E-mail:  _ - c  ry   === Technical Committee on Space, Aeronautical and Navigational Electronics (SANE) === # FUTURE SCHEDULE: Fri, Aug 18, 2023: [Thu, Jun 15] # SECRETARY: Takayuki Kitamura（Mitsubishi Electric Corp.） TEL: 0467-41-2155 E-mail: Ki    Ta   dcMi bi Elect c Fang Shang（Univ. of Electro-Comm） TEL: 042-443-5185 E-mail: s  ngfang c # ANNOUNCEMENT: # The workshop may be held on-line due to the outbreak of COVID-19. Please also refer our website. === Technical Committee on Satellite Telecommunications (SAT) === # FUTURE SCHEDULE: Thu, Aug 31, 2023 - Fri, Sep 1, 2023: Naganoken Nokyo Building, and online [Mon, Jun 12], Topics: Satellite Communications, Broadcasting, Forward Error Correction, Wireless Communications, etc. Tue, Oct 10, 2023 - Wed, Oct 11, 2023: Central Hotel Marianne（Korea, Busan） [Fri, Aug 11] # SECRETARY: Secretary：  t_-cJun-ichi Abe (NTT) Yuki Koizumi (NHK) Riichiro Nagareda (KDDI Research) Hideaki Kotake (NICT) Last modified: 2023-07-11 14:33:30 |
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