Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
WPT, MW |
2019-04-22 13:55 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Study of energy harvesting applying the principle of array antenna Tamami Maruyama (NIT, Hakodate College) WPT2019-3 MW2019-3 |
bstract For one of simple energy harvesting using microwave, it is well known that LED that soldered rectifier diode li... [more] |
WPT2019-3 MW2019-3 pp.13-15 |
WPT |
2019-03-07 10:50 |
Kyoto |
Kyoto Univ. Uji Campus |
Application of "Field Guide" to Wireless Power Traansfer
-- An Approach through kQ Product -- Ikuo Awai (Ryutech), Kohei Ohguro, Wataru Uemura (Ryukoku Univ.) WPT2018-68 |
Insertion of proper materials between two spiral coil resonators makes a new efficient wireless power transfer guide, wh... [more] |
WPT2018-68 pp.23-28 |
WPT |
2019-03-08 09:00 |
Kyoto |
Kyoto Univ. Uji Campus |
Coupler Design Criterion Considering Maximum Transmission Efficiency by kQ Product and Element Power Loss of Matching Circuit Hikaru Kitaoka, Daiki Yaginuma, Ryoichi Baba, Takashi Ohira (TUT) WPT2018-81 |
In the wireless power transmission system, efficiency improvement of the coupler is being studied for improving entire t... [more] |
WPT2018-81 pp.89-93 |
WPT, PEM (Joint) |
2018-11-19 13:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Numerical Electromagnetic Field Analysis of Wireless Power Transfer using 3D Spherical Transmitter and Spiral Receiver Coils Ryohei Muramatsu, Masashi Ohchi (CIT) WPT2018-52 |
In the wireless power transmission system, when the position of the receiver coil is hanged with respect to the transmit... [more] |
WPT2018-52 pp.7-12 |
EE, WPT, IEE-SPC |
2018-07-02 16:10 |
Hokkaido |
Hokkaido University |
[Tutorial Lecture]
Near Field kQ Product and Poincare Distance between Dipole Antennas Takashi Ohira, Naoki Sakai (Toyohashi Univ Tech) WPT2018-18 |
This paper lectures on twin dipole antennas from the wireless power transfer aspect. Since Friis formula is no longer ap... [more] |
WPT2018-18 pp.49-52 |
AP, WPT (Joint) |
2018-01-18 15:10 |
Nara |
ATR |
Revisit to Design Theory of Electrically Coupled Resonator WPT System Ikuo Awai (Ryutech) WPT2017-60 |
A new finding in an electrically coupled resonator WPT system is introduced contributing to its design. It is on the def... [more] |
WPT2017-60 pp.27-30 |
AP, WPT (Joint) |
2018-01-18 16:00 |
Nara |
ATR |
[Tutorial Lecture]
Key Points for Wireless Power Transfer System Design Satoshi Tsukamoto (TUT) AP2017-159 WPT2017-62 |
Wireless power transfer is highlighted as non-contact charging for electric vehicles. In the high-power circuit, not onl... [more] |
AP2017-159 WPT2017-62 pp.47-52(AP), pp.35-40(WPT) |
WPT (2nd) |
2017-12-09 - 2017-12-11 |
Overseas |
National University of Singapore(AWPT2017) |
Design of Capacitive Coupler for High Efficiency Wireless Power Transfer Under Fresh Water Yasumasa Naka, Kosuke Murai, Masaya Tamura (Toyohashi Tech.) |
This paper describes a design method of the capacitive coupler achieving the improvement in efficiency underwater wirele... [more] |
|
WPT (2nd) |
2017-12-09 - 2017-12-11 |
Overseas |
National University of Singapore(AWPT2017) |
Identification of kQ Product for Wireless Power Transfer System with Open End Coils Based on Input Impedance Measurement Katsuhiro Hata, Takehiro Imura, Yoichi Hori (The Univ. of Tokyo) |
Efficiency characteristics of wireless power transfer (WPT) via magnetic resonance coupling are determined by kQ product... [more] |
|
WPT, EMCJ (Joint) |
2017-11-21 13:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Design of coupler for high efficiency wireless power transfer under fresh water with electric coupling Yasumasa Naka, Kosuke Murai, Masaya Tamura (Toyohashi Univ. ot Tech.) WPT2017-49 |
This report describes a design method of the capacitive coupler achieving the high efficiency underwater wireless power ... [more] |
WPT2017-49 pp.27-31 |
AP, SAT, SANE (Joint) |
2017-07-27 14:00 |
Aichi |
Nagoya Institute of Technology |
kQ Product Simulation for Parallel Dipole Antenna Pair Masataka Mizuno, Naoki Sakai, Takashi Ohira (Toyohashi Univ. of Tech.) AP2017-56 |
The kQ product dominating the maximum value of the power transmission efficiency is an important performance evaluation ... [more] |
AP2017-56 pp.59-62 |
MW |
2017-06-22 15:25 |
Aichi |
A-101, Wing-A, Toyohashi University of Technology |
Mechanical Fan-to-Windmill Power Transfer Boils Down to the Steady-State kQ Theory Takashi Ohira (Toyohashi Univ. of Tech.) MW2017-24 |
This paper considers the power transfer phenomenon of a fan-to-windmill system. We assume that the system consists of on... [more] |
MW2017-24 pp.15-18 |
MW |
2017-05-19 13:00 |
Osaka |
Osaka Univ. (Seminar Room1, Osaka Univ. Kaikan) |
What Science-Minded Teenagers Learn from the Static kQ Theory Takashi Ohira (TUT) MW2017-18 |
This paper tries to stimulate teenagers with an enigma on dc power transfer. Power efficiency is derived in terms of loa... [more] |
MW2017-18 pp.61-64 |
WPT |
2017-03-06 14:50 |
Kyoto |
Kyoto Univ. Uji Campus |
A study on efficiency of 2x2 MIMO inductive power transfer system Tatsuki Ujihara, Duong Quang Thamg, Minoru Okada (naist) WPT2016-70 |
In this study, we investigate the transfer efficiency (RF-to-RF efficiency) for 2x2 MIMO IPT system with Cross-coupling.... [more] |
WPT2016-70 pp.25-29 |
AP, WPT (Joint) |
2017-01-19 09:00 |
Hiroshima |
Hiroshima Institute of Technology |
Corner Reflector Antenna Optimization in Regard to kQ Product Maximization Wataru Takahashi, Tatsuya Komukai, Tamami Maruyama (National Institute of Technology, Hakodate College), Naoki Sakai (TUT) WPT2016-42 |
To maximize kQ product, this paper designs and prototypes a corner reflector antenna which is used by a microwave power ... [more] |
WPT2016-42 pp.1-4 |
AP, WPT (Joint) |
2017-01-19 09:20 |
Hiroshima |
Hiroshima Institute of Technology |
Simplified Measuring Method of kQ Product for Wireless Power Transfer via Magnetic Resonance Coupling Katsuhiro Hata, Takehiro Imura, Yoichi Hori (The Univ. of Tokyo) WPT2016-43 |
An efficiency characteristics of wireless power transfer via magnetic resonance coupling is expressed by $kQ$ product, w... [more] |
WPT2016-43 pp.5-10 |
AP, WPT (Joint) |
2017-01-19 09:40 |
Hiroshima |
Hiroshima Institute of Technology |
Revisiting kQ-product Theory for Wireless Power Transfer
-- Derivation from ratio of dissipation to incident power -- Ikuo Awai (Ryutech) WPT2016-44 |
The maximum condition of power transfer efficiency for a linear reciprocal 4-terminal circuit is obtained directly from ... [more] |
WPT2016-44 pp.11-16 |
AP, WPT (Joint) |
2017-01-20 14:10 |
Hiroshima |
Hiroshima Institute of Technology |
[Invited Lecture]
kQ Product of 920 MHz Band Yagi Uda Antennas Pair Using 3D Printing Shotaro Ishino, Soichiro Etani (Furuno) AP2016-149 WPT2016-54 |
In this study, we fabricated and evaluated 920 MHz band Yagi Uda antennas. When the distance between the antennas is 360... [more] |
AP2016-149 WPT2016-54 pp.115-119(AP), pp.69-73(WPT) |
WPT |
2016-06-03 15:45 |
Tokyo |
Tokyo University |
Trigonometric Phasor View on Magnetically Coupled Resonators for Wireless Power Transfer Takashi Ohira (TUT) WPT2016-14 |
This paper explores how best to exploit a magnetic-resonance wireless power transfer system once given. We theoretically... [more] |
WPT2016-14 pp.25-28 |
MW, AP (Joint) |
2015-09-17 14:55 |
Tochigi |
Oyama National College of Tech. |
[Fellow Memorial Lecture]
Linear Passive Reciprocal Two-Port Systems as Viewed from kQ Product Perspective Takashi Ohira (Toyohashi Univ Tech) MW2015-92 |
Two-port systems are often evaluated in terms of S parameters. They well express the system's transfer function, but dep... [more] |
MW2015-92 pp.29-30 |