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| Chair |
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Kenji Itoh (Kanazawa Inst. of Tech.) |
| Vice Chair |
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Akio Wakejima (Kumamoto Univ.) |
| Secretary |
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Osamu Kagaya (AGC), Tomohiko Mitani (Kyoto Univ.) |
| Assistant |
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Naoki Hasegawa (SoftBank), Takaki Ishikawa (Orient Microwave), Katsuhiro Hata (Shibaura Inst. of Tech.) |
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| Conference Date |
Mon, Mar 10, 2025 09:15 - 17:30
Tue, Mar 11, 2025 09:15 - 18:00 |
| Topics |
SSPS Technology, General WPT |
| Conference Place |
3F Wood Composite Hall, Uji Campus, Kyoto University |
| Address |
Kyoto University Gokasho, Uji, Kyoto, 611-0011 Japan |
| Transportation Guide |
10 minutes walk from JR Obaku Sta. or Keihan Obaku Sta. Building No.4 on accessmap
https://www.kyoto-u.ac.jp/ja/access/campus/map6r-uji |
| 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 WPT. |
| Due for Registration |
Please proceed the payment of registration fee by 3 days before the workshop date. The meeting URL will be announced from one of the secretaries of the committee via e-mail, just before the workshop date. |
| Registration for Online |
If you will join the workshop/conference held in online/hybrid style, please make your registration here, for getting the meeting ID and pass code. (Japanese page) |
Mon, Mar 10 AM
09:15 - 10:45 |
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09:15-09:20 |
Opening Address ( 5 min. ) |
| (1) |
09:20-09:45 |
Study on Isolation Improvement in Dual-band Electromagnetic Coupling-type Microwave Heating Systems |
Shimpei Katsuta, Tomohiko Mitani, Naoki Shinohara (Kyoto Univ.) |
| (2) |
09:45-10:10 |
Fundamental Study on uniform microwave heating by forming flat-topped beams |
Yuki Sawada, Tomohiko Mitani, Naoki Shinohara (Kyoto Univ.) |
| (3) |
10:10-10:35 |
Outdoor Demonstration Experiment of Microwave Snow Melting Using a Snow-Melting Iron Device |
Koyo Hatazawa (NIT, Hakodate College), Rihito Kawakami, Suzuno Ishigooka (NIT, Akita College), Tamami Maruyama (NIT, Hakodate College), Keiichi Ito (NIT, Akita College), Tsunayuki Yamamoto (NIT, Tsuyama College), Takahiko Nakamura, Masashi Nakatsugawa (NIT, Hakodate College) |
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10:35-10:45 |
Break ( 10 min. ) |
Mon, Mar 10 AM
10:45 - 13:00 |
| (4) |
10:45-11:10 |
A Fundamental Study of Class-Phi2 Inverter Using Drain Voltage Generated by AC-DC Conversion |
Shoya Toya, Masaya Tamura (TUT) |
| (5) |
11:10-11:35 |
Proposal for an EV in-motion power supply system using a coil-loaded road transmission line and multiple vehicle control |
Nadaya Tomonori, Tsunekawa Koichi (Chubu Univ.) |
| (6) |
11:35-12:00 |
Circuit Configuration of Power Receiver for Dynamic Wireless Power Transfer to Heavy-Duty Vehicles Using Double-LCC Circuits |
Naoya Sakata, Takehiro Imura, Yoichi Hori (TUS) |
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12:00-13:00 |
Lunch Break ( 60 min. ) |
Mon, Mar 10 PM
13:00 - 14:25 |
| (7) |
13:00-13:25 |
Wireless Power Transfer Experiment in Near Field |
Teruo Fujiwara (Sho_Eng), Hiroki Yanagawa, Shinichi Shimazaki (JSS), Takashi Tomura (Science Tokyo), Atsushi Kishimoto (Sho_Eng), Kenji Nagano (STC) |
| (8) |
13:25-13:50 |
Cause investigation study for broken RFDC rectifier |
Teruo Fujiwara (Sho_Eng), Hiroki Yanagawa, Shinichi Shimazaki (JSS), Atsushi Kishimoto (Sho_Eng), Kenji Nagano (STC) |
| (9) |
13:50-14:15 |
Study on Improvement of Microwave Penetration through Wall by Applying Resonant-Type Wireless Power Transfer |
Yuki Yano, Naoki Shinohara, Tomohiko Mitani, Bo Yang (Kyoto Univ.) |
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14:15-14:25 |
Break ( 10 min. ) |
Mon, Mar 10 PM
14:25 - 16:15 |
| (10) |
14:25-14:50 |
Design and Characterization of a CMOS Cross-Coupled Rectifier for Voltage Doubling |
Yoshimori Ryangsu Kaneshiro, Masahiro Hamada (OIT) |
| (11) |
14:50-15:15 |
5.8GHz band rectenna for receiving circular polarization |
Ryohei Takaya, Naoki Furutani, Naoki Sakai, Masaomi Tsuru, Kenji Itoh (KIT) |
| (12) |
15:15-15:40 |
Prototyping and testing of accessories with dielectric embedded looped rectenna arrays for multiple simultaneous wireless power feeds. |
Noa Ebita, Tamami Maruyama, Masashi Nakatasugawa (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology), Noriharu Suematsu (Tohoku University) |
| (13) |
15:40-16:05 |
Power Transfer Efficiency of Receiving Elements from the Vicinity to the Far Field of Array Antennas |
Jintai Wu, Qiaowei Yuan (tohtech) |
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16:05-16:15 |
Break ( 10 min. ) |
Mon, Mar 10 PM
16:15 - 17:30 |
| (14) |
16:15-16:40 |
Filter Theoretical Analysis of Dielectric Medium Effects on Magnetically Coupled Wireless Power Transfer |
Akari Kamada, Tamami Maruyama, Masashi Nakatsugawa (NIT, Hakodate College), Ikuo Awai (Fuji Wave), Masayuki Okamoto (NIT, Ube College), Katsuya Nakahira (NIT, Okinawa College) |
| (15) |
16:40-17:05 |
Derivation of Extended ηmax kQ Theoretical Formula for Wireless Power Transfer using Multiple Cascaded Magnetic Coupling Relay Coils and Consideration of Efficiency and Power Characteristics for Placement and Number of Coils |
Hideaki Abe |
| (16) |
17:05-17:30 |
Importance of Electrode Shielding for Application of Electrically Coupled WPT System to Sailing Ships |
Ikuo Awai, Takashi Ohira (Fujiwaves), Masayuki Okamoto, Shunsuke Hino (NIT, Ube College) |
Tue, Mar 11 AM
09:15 - 10:40 |
| (17) |
09:15-09:40 |
Computational Study of Wireless Power Transfer using Flight-Formation Small-Satellite |
Taichi Onishi, Yang Bo, Tomohiko Mitani, Naoki Shinohara (Kyoto Univ.) |
| (18) |
09:40-10:05 |
A Study of Retrodirective Systems Using Half Frequency as a Pilot Signal |
Ryuki Hoshikawa, Bo Yang, Naoki Shinohara, Tomohiko Mitani (Kyoto Univ.) |
| (19) |
10:05-10:30 |
Direction-Finding Accuracy Verification Experiment in Phase Monopulse Method |
Tomu Matsutomo, Kosei Matsuki, Naoki Warigai (SUS), Akihiro Masukura, Masahiro Kondo, Eriko Soma (JAXA), Masahide Oshima (SUS), Koji Tanaka (JAXA) |
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10:30-10:40 |
Break ( 10 min. ) |
Tue, Mar 11 AM
10:40 - 13:00 |
| (20) |
10:40-11:00 |
[Invited Lecture]
Wireless power transfer technologies to support lifestyles of future
-- Measurement results and application proposals of the 920 MHz band wireless power transfer with the specified low power radio station -- |
Yudai Tondokoro, Akinobu Kobayashi, Taiki Hirase, Shotaro Machida, Naoki Sakai, Kenji Itoh (KIT) |
| (21) |
11:00-11:20 |
[Invited Lecture]
The Future Created by a Simple and Small Size Dynamic Wireless Power Transfer System
-- Making Dynamic Wireless Power Transfer Systems Easier and Closer to You! -- |
Jun Tanaka, Sigeo Miya (Miraxia Edge Technology) |
| (22) |
11:20-11:45 |
Radio Wave Type Estimation Method for Coexistence of Communication and Wireless Power Transfer |
Toru Osuga, Taketoshi Nakajima, Fumiko Ohori, Satoko Itaya (NICT) |
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11:45-13:00 |
Lunch Break ( 75 min. ) |
Tue, Mar 11 PM
13:00 - 14:25 |
| (23) |
13:00-13:25 |
Design of a 28GHz beam-steerable slot array antenna |
Bo Yang, Naoki Shinohara, Tomohiko Mitani, Shunta Kameo (Kyoto Univ.), Hengming Hsu (Chunghsing Univ.) |
| (24) |
13:25-13:50 |
Simulation and Experimental Verifications of a Beam Synthesis Method on a 28-GHz Phased Array System |
Yuki Kagata, Bo Yang, Naoki Shinohara, Tomohiko Mitani (Kyoto Univ.) |
| (25) |
13:50-14:15 |
Investigation of Propagation Characteristics of 24 GHz Band Wireless Power Transfer System |
Minoru Furukawa, Taketoshi Nakajima, Fumiko Ohori, Satoko Itaya (NICT) |
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14:15-14:25 |
Break ( 10 min. ) |
Tue, Mar 11 PM
14:25 - 16:15 |
| (26) |
14:25-14:50 |
Development of Wideband Antennas(V) |
Hideki Ujihara, Hideyuki Nosaka (Ritsumeikan Univ.), Yozi Kuwayama, Hiroaki Misawa, Fuminori Tsuchiya (Tohoku Univ.), Tomohiko Mitani (Kyoto Univ.) |
| (27) |
14:50-15:15 |
Design of Antennas Focusing on Radiation Impedance |
Mayumi Matsunaga (Shizuoka Univ.) |
| (28) |
15:15-15:40 |
Development of centimeter-wave wideband Quadruple-Ridged Antenna
-- Effects of beam pattern on characteristic degradation of coaxial-to-waveguide transition -- |
Akira Kameyama, Shuto Dakie, HIdeo Ogawa, Toshikazu Onishi (OMU), Shogo Nohara, Kotaro Ninuma (YU), Yasumasa Yamazaki (NAOJ), Yutaka Hasegawa (NICT), Hideki Uzihara (Rits) |
| (29) |
15:40-16:05 |
Development of centimeter-wave wideband Quadruple-Ridged Antenna
-- Examination of efficient manufacturing method -- |
Shogo Nohara, Kotaro Niinuma, Sougo Dan (Yamaguchi Univ.), Akira Kameyama, Shuto Dakie, Ogawa Hideo (Osaka Metropolitan Univ.), Yasumasa Yamasaki, Keiko Kaneko, Tomio Kanzaki, Kenji Mitsui (National Astronomical Observatory of Japan), Yutaka Hasegawa (NICT), Hideki Ujihara (Ritsumeikan Univ.) |
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16:05-16:15 |
Break ( 10 min. ) |
Tue, Mar 11 PM
16:15 - 18:00 |
| (30) |
16:15-16:40 |
Beamforming Verification Experiment of Wireless Power Transmission System for Aircraft Testing |
Yumi Kawai (Hosei Univ.), Tomohiko Mitani, Kotaro Mathsmoto (Kyoto Univ.), Seiji Kida (OMC), Yuki Yanagawa (JSS), Kazuyoshi Arai (Hosei Univ.), Koji Tanaka (JAXA) |
| (31) |
16:40-17:05 |
A Study on Array Configuration Methods and Error Evaluation for Phased Array Antennas in Long-Distance Power Transmission Demonstrations |
Koutarou Matsumoto, Tomohiko Mitani, Naoki shinohara (Kyoto Univ) |
| (32) |
17:05-17:30 |
Characterization experiment of ground reception front-end for SPS demonstration |
Naoto Takahashi, Kota Matsunaga, Hidetoshi Kataoka, Yoshiyuki Fujino (Toyo Univ.), Koji Tanaka (JAXA) |
| (33) |
17:30-17:55 |
Performance verification of rectenna devices for wireless power transmission experiments in the OHISAMA project |
Naoki Warigai, Yuta Hirai (Suwa University of Science), Ryohei Orii, Takeru Nakamura (SOKENDAI), Yasuaki Hasegawa, Kazuhiro Ishihara, Motoki Oshima (NIPPON ANTENNA Co., Ltd.), Naoki Sakai, Kenji Ito (KIT), Hitomi Inada (JSS), Masahide Oshima (Suwa University of Science), Koji Tanaka (JAXA) |
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17:55-18:00 |
Closing Address ( 5 min. ) |
| Announcement for Speakers |
| General Talk | Each speech will have 20 minutes for presentation and 5 minutes for discussion. |
| Contact Address and Latest Schedule Information |
| WPT |
Technical Committee on Wireless Power Transfer (WPT) [Latest Schedule]
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| Contact Address |
Osamu Kagaya (AGC)
wpt   |
Last modified: 2025-02-03 17:08:52
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