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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 27  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
EMCJ, IEE-EMC, IEE-MAG 2018-11-22
09:10
Overseas KAIST EMI Reduction Method for Wireless Charging Mobile Devices Application using Planar Resonance Reactive Shield
Jaehyoung Park, Seungyoung Ahn (KAIST) EMCJ2018-56
Nowadays, WPT (Wireless Power Transfer) technologies have been spotlighted due to the battery problems of mobile devices... [more] EMCJ2018-56
p.1
MW 2018-11-16
09:40
Nagasaki Fukue Cultural Hall A Study on Measurement of Microwave Absorber by Free Space Method
Masaya Suzuki, Masahiro Hanazawa (UL Japan), Hiromi Shima, Toshihisa Kamei (NDA) MW2018-105
A Free Space Method is one of measurement method for analyzing properties of reflection, transmission and absorption.
T... [more]
MW2018-105
pp.67-70
EMCJ 2017-01-20
09:25
Fukuoka Kyushu Institute of Technology An analytical study on the advanced EM shielding for mobile devices to provide sufficient transparency in frequency bands used for wireless communications and attenuation in other frequencies
Go Itami, Yohei Toriumi, Kazuhiro Takaya (NTT) EMCJ2016-117
There is a concern about a risk of information leakage, such as eavesdropping on display screens and typing characters o... [more] EMCJ2016-117
pp.45-50
WPT 2016-06-03
13:30
Tokyo Tokyo University Relation between Magnetic Flux and Magnetic Resonant Coupling
Takehiro Imura (The Univ. of Tokyo) WPT2016-9
Nowadays, the expectations for wireless power transfer via magnetic resonant coupling are increasing. Recently, the cond... [more] WPT2016-9
pp.1-4
ED 2016-01-20
15:30
Tokyo Kikai-Shinko-Kaikan Bldg. Analysis of Millimeter Wave Oscillation in GaN HEMT Unit Cell
Shinsuke Watanabe, Shouhei Imai, Eigo Kuwata, Hidetoshi Koyama, Yoshitaka Kamo, Yoshitsugu Yamamoto (Mitsubishi Electric) ED2015-119
A millimeter wave oscillation was observed in GaN HEMT unit cell. To prevent this oscillation, we performed electromagne... [more] ED2015-119
pp.43-48
EMCJ 2015-07-09
15:15
Tokyo Kikai-Shinko-Kaikan Bldg. Analysis of IC chip level electromagnetic noise suppression mechanism of magnetic film
Jingyan Ma, Hanae Aoki, Masahiro Yamaguchi (Tohoku Uni.) EMCJ2015-40
Multilayered uniaxial anisotropy amorphous Co-Zr-Nb thin film was put 10 μm high on a microstrip line with measurement a... [more] EMCJ2015-40
pp.55-59
EE, WPT
(Joint)
2014-11-19
10:25
Kyoto Doshisha University A Novel 6.78MHz Experimental Results of a ZVS Push-pull Class-E Direct-Current-Resonance Wireless Power Transfer
Toru Yoshikawa (Doshisha Univ.), Tatsuya Hosotani (Murata Manufacturing), Koji Fujiwara (Doshisha Univ.) WPT2014-58
The direct current resonance is a new technology that makes it possible to convert DC electric energy into electromagnet... [more] WPT2014-58
pp.43-48
WPT 2014-06-06
16:45
Tokyo Univ. of Tokyo Electromagnetic Field Suppression in Polyphase Wireless Power Transfer via Magnetic Resonance Coupling
Hiroki Narita, Takehiro Imura, Hiroshi Fujimoto, Yoichi Hori (Univ. of Tokyo) WPT2014-31
It is expected that Wireless Power Transfer (WPT) can be a power feeding method where wiring is difficult.
The power tr... [more]
WPT2014-31
pp.39-44
MW, SCE, WPT 2014-04-18
14:50
Tokyo Kikai-Shinko-Kaikan Bldg. A Novel Mirror Symmetry Constructible Class-E Direct-Current-Resonance Bi-directional Wireless Power Transfer System
Tatsuya Hosotani (Murata Mfg.) WPT2014-20 SCE2014-20 MW2014-20
A novel mirror symmetry constructible class-E direct-current-resonance bi-directional wireless power transfer system is ... [more] WPT2014-20 SCE2014-20 MW2014-20
pp.103-108
EE, WPT, IEE-SPC
(Joint) [detail]
2013-07-25
13:35
Tokyo Kikai-Shinko-Kaikan Bldg. A Novel Analysis of Direct Current Resonance Class-E Multi-Resonant ZVS Wireless Power Transfer System Operated in 10MHz Range
Toru Yoshikawa (Doshisha Univ.), Tatsuya Hosotani (Murata Manufacturing), Koji Fujiwara (Doshisha Univ.) EE2013-9
We present a novel analysis of Direct Current Resonance class -E multi-resonant ZVS wireless power transfer system ope... [more] EE2013-9
pp.7-12
EMCJ, IEE-EMC 2013-06-21
14:25
Kyoto Kyoto Univ. Influence of Sheet Resistance on Electric Field Attenuation using Metal Coated Non-woven Fabric
Masahiro Yamaguchi, Sho Muroga, Yuki Asazuma (Tohoku Univ.) EMCJ2013-21
This paper describes that the ferromagnetic resonance (FMR) frequency shift can be calculated by an electromagnetic fiel... [more] EMCJ2013-21
pp.51-56
EMCJ
(2nd)
2012-11-29
14:00
Tokyo NICT Analysis of Center Frequency of Noise Suppression for Ferromagnetic Thin-Film Noise Suppressor
Sho Muroga, Yuki Asazuma, Masahiro Yamaguchi (Tohoku Univ.)
This paper discussed that the FMR shift can be calculated by an electromagnetic field simulator based on the Maxwell’s e... [more]
EE, WPT
(Joint)
2012-11-08
14:30
Tokyo   [Special Talk] A Novel Design Theory Using Coefficient of coupling for the ZVS Resonant Wireless Power Transfer with High-Frequency Power Electronics
Tatsuya Hosotani (Murata)
We advocate high-frequency power electronics as a new interdisciplinary technical field. We expect wireless power transf... [more]
AP, WPT
(Joint)
2012-08-28
13:00
Niigata Niigata Univ. A Grounded Helical Antenna for Wireless Power Transfer
Tomohiro Amano, Hiroshi Hirayama, Nobuyoshi Kikuma, Kunio Sakakibara (Nagoya Inst. of Tech.)
Basic characteristics of grounded helical antenna for coupled-resonant wireless power transfer are discussed. In compari... [more]
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
MW, WPT
(Joint)
2012-05-25
13:00
Kyoto Kyoto Univ. A Novel Analysis of A Multi-Resonant ZVS Wireless Power Transfer System Using Electromagnetic Field Resonant Coupling Resonators
Tatsuya Hosotani (Murata Mfg. Co.)
A novel multi-resonant ZVS wireless power transfer system using electromagnetic field resonant coupling resonators is pr... [more]
EMCJ 2012-04-20
14:45
Ishikawa Kanazawa Univ. Performance of Inter Decoupling by Magnetic Thin Film Noise Suppressor Integrated to LSI Chip
Sho Muroga, Wataru Kodate, Yasushi Endo, Masahiro Yamaguchi (Tohoku Univ.) EMCJ2012-6
New measurement method for L-coupling on the basis of the IEC standard to evaluate the sheet type ferromagnetic noise su... [more] EMCJ2012-6
pp.31-36
WPT
(2nd)
2011-12-20
15:05
Tokyo National Institute of Information and Communications Technology [Invited Talk] A Novel Design Theory for Wireless Power Transfer System with Electromagnetic Field Resonant Coupling Using Soft-Switching Technique
Tatsuya Hosotani (Murata Mfg.Co.)
A novel design theory for wireless power transfer system using soft-switching technique is presented. A new multi-resona... [more]
AP, WPT
(Joint)
2011-10-14
14:30
Kanagawa Kanagawa Womens Center An Experimental Study of Contactless Power Transfer using Magnetic Resonant(for RFID Architecture)
Masayuki Arai, Tsutomu Tsuruoka (TOKYO KEIKI) AP2011-84
The research and development are already advanced, and the electromagnetic induction type's noncontact electric power tr... [more] AP2011-84
pp.43-48
AP, RCS
(Joint)
2010-11-11
14:10
Fukui Fukui Univ. Characteristics of Helical Monopole Antennas for Wireless Connection via Reactive Electromagnetic Field Coupling
Tomohiro Maruchi (Nanzan Univ.), Naoki Inagaki (NIT), Yasuyuki Okumura, Katsuyuki Fujii (Nanzan Univ.) AP2010-104
The authors has previously reported the optimal design of small antennas for wireless connection with reactive electroma... [more] AP2010-104
pp.69-74
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