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=============================================== Technical Committee on Wireless Power Transfer (WPT) Chair: Masaharu Takahashi (Chiba Univ.) Secretary: Tsunayuki Yamamoto (Yamaguchi Univ.), Takafumi Fujimoto (Nagasaki Univ.) Assistant: Nozomi Haga (Gunma Univ.), Osamu Kagaya (AGC) =============================================== Technical Committee on Antennas and Propagation (AP) Chair: Qiang Chen (Tohoku Univ.) Vice Chair: Satoru Kurokawa (AIST) Secretary: Toru Fukasawa (Mitsubishi Electric), Takuji Arima (Tokyo Univ. of Agric. & Tech.) Assistant: Michitaka Ameya (AIST) DATE: Thu, Jan 23, 2020 09:00 - 18:15 Fri, Jan 24, 2020 09:00 - 17:25 PLACE: Sunport Hall Takamatsu Hall bld. 6th floor meeting room 61(Sunport 2-1, Takamatsu-shi, 〒760-0019. 3 min on foot, from JR Takamatsu Station. https://www.sunport-hall.jp/access/. Toru Fukasawa (Mitsubishi Elec.). +81-087-839-2636) TOPICS: Wireless transmission technology, Radio propagation, Antennas and Propagation ---------------------------------------- Thu, Jan 23 AM Small Antenna Competition (09:00 - 10:15) ---------------------------------------- (1)/AP 09:00 - 09:15 Symmetrical Folded Monopole Antenna with parasitic elements Takuya Miyasaka, Hiroaki Sakamoto, Shingo Yamaura, Shu Nishioka (Mitsubishi Electric Corp.) (2)/AP 09:15 - 09:30 Design and Fabrication of Folded Inverted-L Antenna Katsumi Kawai, Ryosuke Momiki, Hiroyuki Matsubara, Jie Chu, Seishiro Kojima, Naoki Shinohara, Tomohiko Mitani (Kyoto Univ.) (3)/AP 09:30 - 09:45 Circular plane-loaded antenna with short circuit structure Kyohei Yoshida, Hina Watanabe, Daisuke Yamanaka, Rintaro Sasaki, Masaharu Takahashi (Chiba Univ.) (4)/AP 09:45 - 10:00 A compact log-periodic antenna Tomoya Kinameri, Keisuke Noguchi (KIT) (5)/AP 10:00 - 10:15 Desigin of a low profile antenna for 1.4GHz (WMTS) bands Akihiro Kawata (Fukuda Denshi Co., Ltd.) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Jan 23 AM (10:25 - 11:40) ---------------------------------------- (6)/AP 10:25 - 10:40 Design and miniaturization of Ψ-Shaped Patch Antenna on spherical surface Soichi Sakurai, Kohei Jitosho, Wataru Kuramoto, Shihao Chen, Takashi Tomura, Jiro Hirokawa (Tokyo Tech.) (7)/AP 10:40 - 10:55 A consideration on miniaturization of a wideband ring microstrip antenna fed by an L-probe Diegoshinji Kawaguchi, Yuki Kimura, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) (8)/AP 10:55 - 11:10 Development of Small and High Gain Antenna on Metal Plate Takuma Ikeda, Hiroshi Satoh, Yuki Tanaka, Kazuki Kanai, Ryosuke Hasaba, Shoichi Kajiwara, Hiroyuki Tani (Panasonic) (9)/AP 11:10 - 11:25 Triple Resonances Small Spherical Antenna with Parasitic Elements Hikaru Takizawa, Takahiro Hashimoto, Takumi Nishime, Nguyen Cong Oai, Naobumi Michishita, Hisashi Morishita (National Defense Academy) (10)/AP 11:25 - 11:40 A Hemi Spherical Self-Complementary Spiral Antenna with Ground Plane Kazuki Kamiyama, Atsushi Katsuta, Hiroyuki Arai (YNU) ----- Lunch ( 40 min. ) ----- ---------------------------------------- Thu, Jan 23 PM (12:20 - 14:00) ---------------------------------------- (11)/WPT 12:20 - 12:45 High Efficiency Evaluation of MW-Band Coaxial Dielectric Resonator Rectenna Using an Equivalent Circuit Yuki Futagi, Kazuhiro Honda, Koichi Ogawa (Toyama Univ.) (12)/WPT 12:45 - 13:10 Experimental investigations on in-room power reception of 920 MHz band rectennas Nobuhiko Yasumaru, Shinichiro Tsujita, Toshiki Tamura, Naoki Sakai, Kenji Itoh, Shigeru Makino (KIT) (13)/WPT 13:10 - 13:35 A study on Series Resonance Circuit for 2x2 MIMO-IPT Yugo Sakamaki, Quang-Thang Duong, Minoru Okada (NAIST) (14)/WPT 13:35 - 14:00 Position estimation of capsule endoscope in high-definition numerical human body model Rintaro Sasaki, Masaharu Takahashi (Chiba Univ.) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Jan 23 PM (14:10 - 15:25) ---------------------------------------- (15)/AP 14:10 - 14:35 [Invited Lecture] Study on Path Loss Model for Macrocell Environment using the Percentage of Area Occupied by Buildings for 5G Koshiro Kitao, Minoru Inomata, Tetsuro Imai, Satoshi Suyama, Takahiro Asai (NTT DOCOMO) (16)/AP 14:35 - 15:00 [Invited Lecture] Effect of antenna pattern on Doppler spectrum of V2V direct communications for platooning Ryo Yamaguchi, Koichi Serizawa, Kazuma Tomimoto, Masayuki Miyashita (SoftBank) (17)/AP 15:00 - 15:25 [Invited Lecture] Analysis of Estimation Error by Position Mismatch on Machine-Learning Path Loss Prediction in Urban Environment Nobuaki Kuno, Wataru Yamada, Motoharu Sasaki, Yusuke Asai, Yasushi Takatori (NTT) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Jan 23 PM (15:35 - 17:15) ---------------------------------------- (18)/AP 15:35 - 16:00 Experiments on Radial Line Helical Phased Array with Antenna Elements Rotated by Motors Narihiro Nakamoto, Yuusuke Suzuki, Satoshi Yamaguchi, Toru Fukasawa, Naofumi Yoneda, Hiroaki Miyashita (Mitsubishi Electric) (19)/AP 16:00 - 16:25 Circular Folded Dipole Antenna for RFID Tag on Metallic Cylinder Takahiro Hashimoto, Naobumi Michishita, Hisashi Morishita (National Defense Academy), Takayuki Koshi (Komatsu Ltd.) (20)/AP 16:25 - 16:50 A Dual-polarized Stacked Reflectarray Antenna with changing beam-direction Mei Fukaya, Ryota Obata, Shigeru Makino (KIT), Michio Takikawa, Hiromasa Nakajima (MELCO) (21)/AP 16:50 - 17:15 Study of MACKEY with improved operation on metal Toshiki Tamura, Shigeru Makino, Kenji Itoh (KIT) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Jan 23 PM (17:25 - 18:15) ---------------------------------------- (22)/AP 17:25 - 18:15 [Special Talk] Heritage of Large Antenna Development for Radio Telescopes Soichi Matsumoto (SPC) ---------------------------------------- Fri, Jan 24 AM (09:00 - 10:40) ---------------------------------------- (23)/AP 09:00 - 09:25 [Invited Lecture] DoA estimation by ISTA based compressed sensing for wideband signals Kentaro Nishimori, Saki Uemura, Ryotaro Taniguchi (Niigata Univ.) (24)/AP 09:25 - 09:50 [Invited Lecture] Measurement and Analysis of Clutter Loss at High Elevation Angles for HAPS Communications in urban environment Akihiro Sato, Sho Kimura, Hideki Omote (Softbank) (25)/AP 09:50 - 10:15 [Invited Lecture] A study on propagation modeling of urban low altitude environment Wataru Yamada, Nobuaki Kuno, Mitsuki Nakamura, Motoharu Sasaki (NTT), Kentaro Nishimori (Niigata Univ.) (26)/AP 10:15 - 10:40 [Invited Lecture] Vehicle Penetration Loss Characteristics for the shinkansen from 2GHz to 28GHz Bands Minoru Inomata, Tetsuro Imai, Kazushi Muraoka, Nobuhide Nonaka, Satoshi Suyama, Koshiro Kitao, Yukihiko Okumura, Takahiro Asai (NTT DOCOMO, INC), Yoshihiro Matsumura (Central Japan Railway Company) ----- Break ( 10 min. ) ----- ---------------------------------------- Fri, Jan 24 AM (10:50 - 11:40) ---------------------------------------- (27)/AP 10:50 - 11:40 [Tutorial Lecture] Research on optimal small antennas using the spherical wave expansion Keisuke Fujita (Maebashi Tech.) ----- Lunch ( 50 min. ) ----- ---------------------------------------- Fri, Jan 24 PM (12:30 - 14:10) ---------------------------------------- (28) 12:30 - 12:55 [Invited Lecture] Capacitive Coupling Wireless Power Transfer for a Running Mini 4WD -- RF Theory and Techniques to Run Through 4 meters in a Single Second Range -- Hikaru Kitaoka, Ryota Gibo, Satoshi Koyama, Chiathong Korya, Shoichi Isogai, Shinji Abe, Takashi Ohira (Toyohashi Univ. Tech.) (29) 12:55 - 13:20 Basic Study of Patch Antenna with Class-F Load Impedance for 2.45 GHz Microwave Power Transfer Takase Oshima, Hiroshi Hirayama (NITech) (30) 13:20 - 13:45 Cavity Slot Antenna for Wireless Power Transmission to Small Sensors on the Human Arm Hina Watanabe, Masaharu Takahashi (Chiba Univ.) (31) 13:45 - 14:10 Study on rectenna array for wireless power transfer efficiency Tamami Maruyama, Yuji Koita (NIT, Hakodate College) ----- Break ( 10 min. ) ----- ---------------------------------------- Fri, Jan 24 PM (14:20 - 15:35) ---------------------------------------- (32)/AP 14:20 - 14:45 [Invited Lecture] Effect of Spatial Expansion on Radio Wave Propagation Characteristics in Large-scale Indoor Space Yuto Nishitsuji (Doshisha Univ.), Shigeo Gotoh (Panasonic Corp.), Hisato Iwai, Shinsuke Ibi (Doshisha Univ.) (33)/AP 14:45 - 15:10 [Invited Lecture] Examination of the Mechanism of Building Penetration Loss of UHF band by Scale Model Koki Oshikawa, Takuya Kadowaki, Shinichi Ichitsubo (Kyutech), Hideki Omote (SoftBank), Teruya Fujii (Tokyo tech) (34)/AP 15:10 - 15:35 [Invited Lecture] A comparison of outdoor to indoor penetration path loss characteristics considering horizontal incident angle at 0.9/2.4/5.1GHz band Yuta Mizuno, Kentaro Nishimori, Ryotaro Taniguchi (Niigata Univ.) ----- Break ( 10 min. ) ----- ---------------------------------------- Fri, Jan 24 PM (15:45 - 17:25) ---------------------------------------- (35)/AP 15:45 - 16:10 Analyses of a meander dipole on a human phantom Sota Tsuboi, Keisuke Noguchi (KIT) (36)/AP 16:10 - 16:35 Homogeneous spherical lens for marine retro-reflector application Derek Gray (XJTLU) (37)/AP 16:35 - 17:00 A study on Element Arrangement Optimization of Spatial Polarized Massive MIMO and the Effectiveness Takahiro Matsumoto, Kiyoaki Itoi, Hiroaki Nakabayashi (CIT) (38)/AP 17:00 - 17:25 A Study on Mean Antenna Gain of Massive MIMO in Line-of-Sight Street Canyon Environment Yuya Tashiro, Eita Utsuki, Kazuki Machida, Hiroaki Nakabayashi (Chiba Inst. of Tech.) # Information for speakers General 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. Tutorial Lecture will have 45 minutes for presentation and 5 minutes for discussion. Special Talk will have 45 minutes for presentation and 5 minutes for discussion. General Talk (小形アンテナコンペ) will have 10 minutes for presentation and 5 minutes for discussion. # CONFERENCE SPONSORS: - IEEE AP-S Kansai Joint Chapter, URSI-F # CONFERENCE ANNOUNCEMENT: - We will have reception on the fist day of technical meeting. === Technical Committee on Wireless Power Transfer (WPT) === # FUTURE SCHEDULE: Fri, Mar 6, 2020 - Sat, Mar 7, 2020: [Thu, Jan 16] Thu, Apr 23, 2020: Online [Mon, Feb 17], Topics: Wireless Power Transfer/Microwave # SECRETARY: Nozomi Haga (Gunma Univ.) wpt    === Technical Committee on Antennas and Propagation (AP) === # FUTURE SCHEDULE: Thu, Feb 20, 2020 - Fri, Feb 21, 2020: Shizuoka Univ. Hamamatsu Campus [Tue, Dec 10], Topics: Industrial Session, Antennas and Propagation Thu, Mar 26, 2020 - Fri, Mar 27, 2020: Fukui College [Fri, Jan 10], Topics: Antennas and Propagation Thu, Apr 23, 2020 - Fri, Apr 24, 2020: Jingu-kaikan (Ise) [Mon, Feb 10], Topics: Antennas and Propagation # SECRETARY: Takuji Arima (Tokyo Univ. Agri. Tech.) E-mail:  _ - c  ryLast modified: 2020-01-23 08:47:41 |
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