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Committee Date Time Place Paper Title / Authors Abstract Paper #
MW 2023-11-16
Okinawa Nago City Industrial Support Center (Okinawa)
(Primary: On-site, Secondary: Online)
Demonstration of Enhanced Nonreciprocity in Curved Metamaterial Transmission Lines by Corrugation Structure
Mikiya Oshima, Tetsuya Ueda (KIT) MW2023-131
In this study, we propose an enhancement technique of nonreciprocal phase shift in curved metamaterial lines loaded with... [more] MW2023-131
EST 2023-01-26
(Primary: On-site, Secondary: Online)
Study on Uniform Magnetic Field in Ferrite Sheet Affixed on Grill Plate in Microwave Oven by Using Quarter-Wavelength Resonator
Ryuichi Miyazaki, Suga Ryosuke (Aoyama Gakuin Univ.) EST2022-76
A grill function is equipped for recent microwave ovens. The both surfaces of a food placed on a grill plate is heated b... [more] EST2022-76
MWPTHz, PN, EMT, IEE-EMT [detail] 2023-01-23
(Primary: On-site, Secondary: Online)
Enhancement of Nonreciprocity in Curved Composite Right/Left-handed Metamaterial Lines with Corrugation Structures
Mikiya Oshima, Takumi Kondo, Takumu Ideguchi, Hiroyuki Kurosawa, Tetsuya Ueda (KIT) PN2022-33 EMT2022-71 MWPTHz2022-59
In this study, we propose an enhancement technique of nonreciprocal phase shift in curved composite right/left-handed me... [more] PN2022-33 EMT2022-71 MWPTHz2022-59
- 2022-12-06
Kyoto Uji Obaku Plaza Kihada Hall, Uji Campus, Kyoto University
(Primary: On-site, Secondary: Online)
Theory Development of Far-field Leakage Magnetic Field in Dynamic Wireless Power Transfer for Electric Vehicles Charging and Influence of Ferrite
Soma Hasegawa, Takehiro Imura, Yoichi Hori (Tokyo Univ. of Science)
One of the issues of dynamic wireless power transfer for electric vehicle charging is the effect of leakage magnetic fie... [more]
EMT, IEE-EMT 2022-11-18
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
Equivalent Circuit Model of Nonreciprocal Metamaterial Coupled Lines Using Distributed Lines
Takumu Ideguchi, Tetsuya Ueda (KIT) EMT2022-61
In this work, we propose an equivalent circuit model of nonreciprocal metamaterial coupled lines using distributed lines... [more] EMT2022-61
Ehime The Museum of Art, EHIME
(Primary: On-site, Secondary: Online)
[Invited Talk] Nonreciprocal composite right/left-handed metamaterial transmission lines with ferrite loaded waveguide
Kensuke Okubo (Okayama Pref. Univ.) MW2022-80
Nonreciprocal composite right/left-handed metamaterial transmission lines with ferrite loaded waveguide are reviewed. A ... [more] MW2022-80
MW 2022-03-04
Online Online On variable phase shifting characteristics of ferrite loaded folded rectangular waveguide
Kensuke Okubo, Ryuji Mori, Mitsuyoshi Kishihara, Koichiro Sakaguchi (Okayama Pref. Univ.) MW2021-128
A bias magnetic field dependence of the phase shifting characteristics in the prototype circuit is experimentally clarif... [more] MW2021-128
EMCJ 2022-01-21
Online Online EMC measures for automatic sensor-based alcohol dispenser
Masayuki Kobayashi, Shinichiro Eguchi, Tomoki Eguchi, Tatsuya Terumoto, Toshiyuki Tanaka, Yoichi Ishizuka (Nagasaki Univ) EMCJ2021-65
In the midst of technological progress in 5G, automatic driving, and wireless power supply, CAD (Computer Aided Design) ... [more] EMCJ2021-65
MRIS, ITE-MMS 2021-06-11
Miyagi RIEC, Tohoku U.
(Primary: On-site, Secondary: Online)
Magnetic properties of cobalt ferrite thin films deposited on NiO and Cu2O seed layers
Daiki Isurugi (Tohoku Univ.), Kenji Kamishima, Koichi Kakizaki (Saitama Univ.) MRIS2021-4
In order to make Cobalt ferrite(CFO) exhibit perpendicular magnetic anisotropy, CFO thin films were deposited on a few o... [more] MRIS2021-4
EMT, IEE-EMT 2020-11-06
Online Online 4-port circulators using nonreciprocal metamaterial coupled lines
Kenta Yamada, Kohei Yamagami, Tetsuya Ueda, Hiroyuki Kurosawa (KIT), Tatsuo Itoh (UCLA) EMT2020-42
This paper studies on 4-port circulators comprising of coupled nonreciprocal composite right/left handed (CRLH) metamate... [more] EMT2020-42
Tokyo Kikai-Shinko-Kaikan Bldg.
(Cancelled but technical report was issued)
An Attempt of Error Term Reduction for Cross-Coupled-Transistor-Type Negative Impedance Converter for the Performance Improvement of Common-Mode Current Suppressor
Soichiro Kudo, Nishikata Atsuhiro, Soichiro Kudo (Tokyo Tech) EMCJ2019-96
Previously, a device for actively suppressing the common mode current was proposed, and a configuration using a cross-co... [more] EMCJ2019-96
PN, EMT, OPE, EST, MWP, LQE, IEE-EMT [detail] 2019-01-17
Osaka Osaka University Nakanoshima Center Enhancement of Nonreciprocity in Metamaterial Transmission Lines by Insertion of Capacitive Stubs on the Ferrite Substrate
Koji Okamoto, Tetsuya Ueda (KIT), Tatsuo Itoh (UCLA) PN2018-49 EMT2018-83 OPE2018-158 LQE2018-168 EST2018-96 MWP2018-67
In this work, enhancement of phase-shifting nonreciprocity is proposed by using metamaterial lines with capacitive stubs... [more] PN2018-49 EMT2018-83 OPE2018-158 LQE2018-168 EST2018-96 MWP2018-67
PN, EMT, OPE, EST, MWP, LQE, IEE-EMT [detail] 2019-01-18
Osaka Osaka University Nakanoshima Center Beam Squint Reduction in Pseudo-Traveling Wave Resonant Antenna Based on Nonreciprocal Metamaterials
Takumi Kaneda, Tetsuya Ueda, Yuki Kubo (KIT), Hara Makoto, Takahashi Yasuo (KHI), Tatsuo Ito (UCLA) PN2018-62 EMT2018-96 OPE2018-171 LQE2018-181 EST2018-109 MWP2018-80
In this work, beam scanning leaky-wave antennas based on pseudo-traveling wave resonance using a composite right/left ha... [more] PN2018-62 EMT2018-96 OPE2018-171 LQE2018-181 EST2018-109 MWP2018-80
MRIS, ITE-MMS 2018-10-18
Osaka Osaka University [Invited Talk] Epsilon iron oxide: from synthesis to magnetic recording applications -- Novel functional metal oxide material from abundant elements --
Shin-ichi Ohkoshi, Asuka Namai, Marie Yoshikiyo (Univ. Tokyo) MRIS2018-14
Epsilon iron oxide (ε-Fe2O3) is one of the polymorphs of Fe2O3, which exhibits a coercive field of 25 kOe, the largest v... [more] MRIS2018-14
MRIS, ITE-MMS 2018-10-19
Osaka Osaka University A study on high-density recording with particulate tape media for storage system
Shinji Tsujimoto, Atsushi Musha, Masahito Oyanagi, Hiroyuki Suzuki, Masashi Shirata, Hiroaki Doshita, Hitoshi Noguchi (FUJIFILM) MRIS2018-19
In 2015, we succeeded to demonstrate an areal density of 123 Gb/in2 which corresponds to 220 TB cartridge capacity by th... [more] MRIS2018-19
EMCJ 2017-11-22
Tokyo Kikai-Shinko-Kaikan Bldg. A Study on Broadband Operation of Feedback-Type Common-Mode Noise Suppressor Using Two Ferrite Cores
Soichiro Yoshikawa, Atsuhiro Nishikata (Tokyo Tech), Farhan Mahmood (NTT) EMCJ2017-65
In order to suppress conductive noise, a common mode suppression device which constitutes negative feedback with two fer... [more] EMCJ2017-65
MBE 2016-07-30
Okayama Okayama University Null-coupling flat coil pair for cross-coupling semi-remote sensing of resonant frequency of tuning circuit and its application for intra-corporeal sensing
Seiji Matsumoto (Asahikawa Med. Univ.), Manabu Koda (akibagaoka Lab.), kazuhiro Hara (kagawa Univ.), Yasuhito Takeuchi (Asahikawa Med. Univ.) MBE2016-15
Abstract: When two flat ring coils are laid on a plane in free space, overlapping about 10%, there can be found a null-c... [more] MBE2016-15
MW 2016-05-19
Kyoto Kyoto Univ. A Novel 4-Port Lumped Element Circulator for High-isolation Front-end system
Kei Matsutani, Takaya Wada, Yusuke Kusumoto, Masayoshi Koshino, Makoto Kawashima (Murata) MW2016-11
A novel 4-port circulator for multi-standard and multi-band cellular handsets has been successfully developed by
using ... [more]
Kumamoto Kumamoto National Colle. Technology Consideration on Core for Wireless Charging Coil Using Magnetic Field Analysis Mixed with Circuit Synthesis Theory
Kenji Shodai (Hiroshima Univ.), Masako Kita (CYBERNET SYSTEMS), Hitoshi Kawaguchi, Kouich Yamanoue (IMASEN ELECTRIC INDUSTRIAL), Futoshi Kuroki (Kure College) WPT2015-63
The power transmission efficiency of the spiral coil used in wireless charging for electric vehicle, if back of the coil... [more] WPT2015-63
- 2015-08-08
Overseas Chulalongkorn Univ., Bangkok, Thailand A study on LH ferrite waveguide using half mode waveguide
Sho Yasugi, Kensuke Okubo, Mitsuyoshi Kishihara, Hironori Takimoto (Okayama Prefectural Univ.)
A left-handed ferrite waveguide using half mode waveguide is proposed. Numerical calculations are performed and nonrecip... [more]
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