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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| WPT, EE (Joint) |
2019-10-10 14:00 |
Shiga | Ryukoku Extension Center, Ryukoku University | Adaptive Matching Circuit Using FET Switch for Resonator-Coupled WPT System Nagata Satoshi, Ishizaki Toshio (Ryukoku Univ.)  WPT2019-39 |
When switching the capacitance with an FET switch in an adaptive matching circuit, the off-capacitance between the drain... [more] | WPT2019-39 pp.67-71 |
| EMCJ, WPT (Joint) |
2018-06-15 11:25 |
Nagasaki | Auto Matching Circuit for Wireless Power Transfer System Masayoshi Kanno (Bifrestec), Hisashi Shigetani, Kentaro Morito (TAIYO YUDEN) WPT2018-16 |
In the 6.78MHz wireless power transfer system using magnetic resonance, we propose an auto matching circuit by using vol... [more] | WPT2018-16 pp.31-36 |
|
| EMCJ, WPT (Joint) |
2018-06-15 11:50 |
Nagasaki | Voltage Controlled Tunable Device for Wireless Power Transfer System Hisashi Shigetani, Kentaro Morito (Taiyo Yuden), Masayoshi Kanno (Bifrestec) WPT2018-17 |
In the auto matching circuit of 6.78MHz wireless power transfer system using magnetic resonance, we propose a voltage co... [more] | WPT2018-17 pp.37-42 |
|
| EE, WPT (Joint) |
2017-10-17 12:40 |
Miyagi | Tohoku Univ. | Noise Reduction in High Frequency Band of Conducted Noise Spectrum by Switching Waveform Control
-- Proposal of Noise Suppression Mechanism and Simulation Analysis -- Yushi Shimada, Jun Imaoka, Masahito Shoyama (Kyushu Univ.), Kazuaki Mino, Yuki Ishikura (MMC) EE2017-33 |
In recent years, the application of high-performance devices such as SiC and GaN has attracted attention. For their feat... [more] | EE2017-33 pp.13-18 |
| EE, WPT, IEE-SPC [detail] | 2017-07-27 16:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Special Talk]
Variable Capacitance Devices and their Application to Power Supplies Akihiko Katsuki (Nagasaki Univ.) EE2017-20 WPT2017-25 |
Quantity of ac leakage current and value of distortion factor in capacitor current are discussed on new power component ... [more] | EE2017-20 WPT2017-25 pp.65-70 |
| ICD, MW | 2016-03-02 15:45 |
Hiroshima | Hiroshima University | [Special Talk]
Distance Adaptation Method for Magnetic Resonance Coupling
-- Active tuning in Variable Capacitor Loaded Parallel Wire Coils -- Kengo Sasaki (TCRDL), Shinya Sugiura (TUAT), Hideo Iizuka (TCRDL) MW2015-183 ICD2015-106 |
A range adaptive wireless transmission system via magnetic resonance coupling is proposed. The proposed system consists ... [more] | MW2015-183 ICD2015-106 pp.55-59 |
| AP | 2014-12-11 13:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Basic evaluation of a varactor loaded tunable circularly polarized microstrip antenna Toshihiro Yamada, Eisuke Nishiyama, Ichihiko Toyoda (Saga Univ.) AP2014-155 |
In this paper, a tunable circularly polarized microstrip antenna is proposed and characteristics of the antenna are inve... [more] | AP2014-155 pp.25-30 |
| ED | 2014-07-10 17:00 |
Aichi | Toyohashi Univ. of Tech. VBL | Analysis of Optimal Load Resistance Using SPICE Model for Electrostatic Energy Harvester Keidai Minami, Takayuki Fujita, Toshikazu Onishi, Koji Sonoda, Naoki Miwatani, Kensuke Kanda, Kazusuke Maenaka (Univ. of Hyogo) ED2014-49 |
In this paper, we report an equivalent circuit model of electrostatic energy harvester for the SPICE circuit simulator. ... [more] | ED2014-49 pp.23-27 |
| ED | 2013-12-16 16:35 |
Miyagi | Research Institute of Electrical Communication Tohoku University | Wide-range Varactor-tuned Terahertz Oscillator Using Resonant Tunneling Diode Seiichirou Kitagawa, Safumi Suzuki, Masahiro Asada (Tokyo Inst. of Tech.) ED2013-97 |
We propose a wide-range varactor-tuned terahertz oscillator using resonant tunneling diode (RTD) and estimate the tuning... [more] | ED2013-97 pp.41-45 |
| US | 2012-10-22 15:30 |
Ishikawa | Kanazawa Inst. Tech. | Widely Tunable Surface Acoustic Wave Filters Masahiro Inaba, Tatsuya Omori, Ken-ya Hashimoto (Chiba Univ.) US2012-66 |
Tunable RF filters are strongly demanded for developing a reconfigurable RF front-end supporting multi-band and multi-st... [more] | US2012-66 pp.13-16 |
| EMCJ | 2012-06-01 10:25 |
Tokyo | TMU Akihabara Satellite Campus | Proposal of Near-field Noise Suppression Device for Aiming at Autonomous Contorol
-- Examination of physical structure and basic characteristics -- Kimitoshi Murano, Youji Kotsuka (Tokai Univ.) EMCJ2012-19 |
A device for suppressing near-magnetic fields generated around a transmission line on a printed-circuit board is examine... [more] | EMCJ2012-19 pp.59-64 |
| EMCJ | 2011-01-28 14:55 |
Kumamoto | Kumamoto National College of Technology | Equivalent Circuit Analysis of a Tunable EBG Absorber Keigo Katsuda, Satoshi Yagitani, Ryo Tanaka, Masayuki Nojima (Kanazawa Univ.), Yoshiyuki Yoshimura, Hirokazu Sugiura (Industrial Research Inst. of Ishikawa) EMCJ2010-114 |
A novel "2d radio wave distribution imager" was developed by using a tunable electromagnetic band-gap (EBG) absorber, wh... [more] | EMCJ2010-114 pp.85-90 |
| MW, EMCJ | 2010-10-22 11:25 |
Akita | Akita Univ. | Proposal of Near-field Noise Suppression Device for Aiming at Autonomous Control Kimitoshi Murano (Tokai Univ.), Youji Kotsuka (Professor Emeritus, Tokai Univ.) EMCJ2010-66 MW2010-101 |
A near-field noise suppression device, which is composed by not a natural material but electronic elements such as a coi... [more] | EMCJ2010-66 MW2010-101 pp.81-86 |
| EMCJ | 2008-04-25 13:10 |
Tokyo | NTT Information Sharing Lab. | Manufacturing and Measurement of Variably Matchable EM-wave Absorber Ryo Miyazaki, Atsuhiro Nishikata, Takahiro Aoyagi (Tokyo Tech), Youji Kotsuka (MMRII) EMCJ2008-2 |
Artificial material or metamaterial based on circuit network has electrically-controllable feature of its characteristi... [more] |
EMCJ2008-2 pp.7-12 |
| AP | 2007-12-13 14:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A method to expand variable phase range for phase shifter by 3dB hybrid Hiroyuki Arai (Yokohama Natl. Univ.) AP2007-119 |
Analog phase shifters play important roles in phased array antenna systems and adaptive radiation pattern control for ad... [more] | AP2007-119 pp.25-28 |
| ED, CPM, LQE | 2006-10-06 14:55 |
Kyoto | GaN/InAlN/GaN Hetero Barrier Varactor Diodes Nobuhisa Tanuma, Minoru Kubota, Munecazu Tacano (Meisei Univ.) |
The capacitance-voltage (C-V) characteristics of In0.17Al0.83N/GaN heterostructure barrier varactors (HBV) grown by meta... [more] | ED2006-171 CPM2006-108 LQE2006-75 pp.103-106 |
|
| MW | 2006-09-05 10:20 |
Tokyo | Fundamental Performance of BPFs Using λ/4 CPW Resonators Loaded with Inductor and Application to Tunable Filter
-- - -- Kouji Omata, Takanobu Ohno (Aoyama Gakuin Univ.), Koji Wada (Univ. of Electro-Comm.), Osamu Hashimoto (Aoyama Gakuin Univ.) |
In this study, a resonator and a bandpass filter using tapped $\lambda$/4 resonators loaded with an inductor are exami... [more] |
MW2006-86 pp.63-68 |
|
| EE, IEE-IEA | 2006-05-19 13:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Low-Ripple-Voltage and High-Speed Control System With MEMS Technology for Regulating Load of Switching Regulators Masashi Kono, Zhang Ting, Liu Aiyan, Keigo Kimura, Haruo Kobayashi, Yasunori Kobori (Gunma Univ.) EE2006-6 |
This paper presents new approarches to creating high-performance control systems for DC-DC converters (switching regulat... [more] | EE2006-6 pp.31-36 |
| AP, SAT (Joint) |
2006-05-19 14:40 |
Kagoshima | Kagoshima Univ. | Miniaturization of a Sleeve Antenna with Variable Capacitors Kengo Nishimoto, Ryosuke Umeno, Toru Fukasawa, Masataka Ohtsuka (Mitsubishi Electric) AP2006-28 |
In a sleeve antenna, CRB(Current Rejection Band: the band within which the leakage current on the feeder is suppressed) ... [more] | AP2006-28 pp.105-110 |
| ED, MW | 2006-01-20 11:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Frequency-Tunable Amplifier with a T-Shaped Tunable Adimittance-Inverter Hiromitsu Uchida, Kentaro Ogura, Naofumi Yoneda, Yoshihiko Konishi, Shigeru Makino (Mitsubishi Electric Corp.) |
An admittance inverter is a basic component of filters and active circuits. By making it frequency-tunable, various kind... [more] | ED2005-215 MW2005-169 pp.37-42 |
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