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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EST, MW, EMCJ, IEE-EMC [detail] | 2021-10-08 13:50 |
Online | Online | Design of a three-section-type Quadrature Hybrid Coupler using broad-side and offset coupled lines in stripline structure Tsuyoshi Narita, Satoshi Ono, Koji Wada (UEC)  EMCJ2021-49 MW2021-61 EST2021-51 |
In this study, a three-section-type quadrature hybrid coupler for an IF(Intermediate frequency)-band image rejection mix... [more] | EMCJ2021-49 MW2021-61 EST2021-51 pp.106-111 |
| SRW | 2021-06-21 09:25 |
Online | Online | 2-D waveguide power transfer with a meander surface sheet Yuichi Masuda (UT), Yoshiaki Hirano, Tsuyoto Negishi (TEIJIN), Hiroyuki Shinoda (UT) SRW2021-2 |
In the previous work of the wireless power transfer with a sheet-like waveguide, a simulated results showed the practica... [more] | SRW2021-2 pp.7-12 |
| MW | 2021-05-20 13:30 |
Online | Online | Trial Fabrication and Evaluation of PTFE Substrate Integrated Waveguide Butler Matrix for Short Millimeter-Wave Mitsuyoshi Kishihara (Okayama Pref. Univ.), Kaito Fujitani, Akinobu Yamaguchi, Yuichi Utsumi, Isao Ohta (Univ. of Hyogo) MW2021-6 |
This paper attempts to fabricate and evaluate a 4×4 Butler matrix for short millimeter-wave, based on the fabrication pr... [more] | MW2021-6 pp.5-10 |
| MW | 2021-05-20 13:55 |
Online | Online | Waveguide Rat-Race Coupler with Phase Inverter Circuits Comprised of Twists Hidenori Yukawa, Takeshi Oshima, Toru Takahashi, Yoshio Inasawa (Mitsubishi Ele. Corp.) MW2021-7 |
A rat race coupler is useful as a 180-degree coupler. But in principle, a phase difference of 180 degrees can be obtaine... [more] | MW2021-7 pp.11-16 |
| OFT | 2021-05-13 15:10 |
Online | Online | Proposal of TAP Monitor Device for Multi-core Fiber Asumi Kaya, Taketoshi Takahata, Yosuke Minagawa, Tetsuya Kobayashi (COPTOQUEST) OFT2021-5 |
In order to solve the communication capacity shortage expected in the future in optical fiber communication, multi-core ... [more] | OFT2021-5 pp.17-22 |
| MW | 2021-03-05 15:20 |
Online | Online | RF circuit combined inkjet-printed silver wire and copper foil wire Yuta Sugiyama, Hidenori Ishibashi, Takeshi Oshima, Toru Takahashi, Yoshio Inasawa (Mitsubishi Electric), Hikaru Harada (Kishu Giken Kogyo) MW2020-99 |
In this paper we present RF circuit combined inkjet-printed silver wiring and copper foil wiring. Since the inkjet print... [more] | MW2020-99 pp.43-48 |
| WPT | 2021-03-05 13:30 |
Online | Online | [Invited Lecture]
Dynamic Wireless Power Transfer via Electric and Magnetic Hybrid Fields Achieving Reception of Reflected Waves Aoi Oyane, Daiki Kuramoto, Hiromichi Ohno, Masayoshi Yamamoto (Nagoya Univ.) WPT2020-47 |
We demonstrated a 27.12MHz dynamic wireless power transfer using a model car in the Movie Contest of Dynamic Wireless Po... [more] | WPT2020-47 pp.67-72 |
| WPT, EE (Joint) |
2020-10-07 15:05 |
Online | Online | Measurement Method of High-Frequency-Voltage/Current Waveforms using Directional Coupler and its Calibration Takuma Nakae, Hiroshi Hirayama (NIT) WPT2020-22 |
This report proposes a measurement method of voltage/current waveform assuming applications of wireless power transfer(W... [more] | WPT2020-22 pp.18-23 |
| MW, AP (Joint) |
2020-09-24 12:50 |
Online | Online | [Poster Presentation]
Bandwidth Enhancement of Waveguide Coupler by Changing the Cross-Section of the Coupling Region in the Axial Direction Shota Yamakawa, Takashi Tomura, Jiro Hirokawa (Tokyo tech) AP2020-43 |
We have a problem of narrow bandwidth in the waveguide two-plane coupler. The two-plane coupler integrates the functions... [more] | AP2020-43 pp.57-61 |
| OCS, OFT, LSJ (Joint) [detail] |
2020-08-27 14:50 |
Online | Online | A Study on Simple Optical Coupling Method for Silicon Photonics Circuits Using Grating Couplers Hongli Yu, Hiroshi Fukudai (CIST), Souichi Kobayashi (PIST), Naoto Yoshimoto (CIST) OFT2020-5 |
A coupling method using a grating coupler is often used as a surface-optical coupling to a silicon photonics integrated ... [more] | OFT2020-5 pp.15-18 |
| MW | 2020-03-05 10:55 |
Kochi | Kochi City Culture-Plaza CUL=PORT (Cancelled but technical report was issued) |
Inductor-less Active Directional Coupler Takanobu Fujiwara, Tatsuya Hagiwara, Masaomi Tsuru (MELCO) MW2019-141 |
In order to miniturize the directional coupler, one of the best option is to use inductors and capacitors instead of cou... [more] | MW2019-141 pp.5-9 |
| AP, WPT (Joint) |
2020-01-24 12:30 |
Kagawa | Sunport Hall Takamatsu | [Invited Lecture]
Capacitive Coupling Wireless Power Transfer for a Running Mini 4WD
-- RF Theory and Techniques to Run Through 4 meters in a Single Second Range -- Hikaru Kitaoka, Ryota Gibo, Satoshi Koyama, Chiathong Korya, Shoichi Isogai, Shinji Abe, Takashi Ohira (Toyohashi Univ. Tech.) AP2019-170 WPT2019-53 |
We prototyped “Large is justice! Ultra high coupling capacity wireless power transfer” for the contest entitled “Mini 4W... [more] | AP2019-170 WPT2019-53 pp.111-116(AP), pp.23-28(WPT) |
| OFT | 2020-01-16 17:30 |
Aichi | NINS Okazaki Conference Center | Development of Optical Transmission Line for Aircraft Flight Control Takeshiro Nagai, Kengo Tanabe, Tomotaka Murase, Kouzou Kiyotake, Tohru Takahashi (SWCC), Koichi Yamamoto, Satoru Kato, Hiroyuki Ohta (KHI) OFT2019-51 |
As flight control technology progresses, a significant focus is on the development of optical data bus systems resistant... [more] | OFT2019-51 pp.25-28 |
| AP, RCS (Joint) |
2019-11-20 13:35 |
Saga | Saga Univ. | Reflection Suppression of a Waveguide 2-plane Coupler considering the Two-Dimensional Structural Symmetry Yuki Sunaguchi, Takashi Tomura, Jiro Hirokawa (Tokyo Tech) AP2019-111 |
A waveguide 2-plane coupler combining waveguide H-plane and E-plane couplers functionally into one body has been propose... [more] | AP2019-111 pp.31-34 |
| WPT (2nd) |
2019-10-31 - 2019-11-02 |
Overseas | Xidian University | Minimum Size Design of Capacitive Coupler for Wireless Power Transfer to Achieve Specified Power Efficiency Hikaru Kitaoka, Shinji Abe, Satoshi Tsukamoto, Takashi Ohira (Toyohashi Univ. Tech.) |
We are interested in minimum size design of capacitive coupler for wireless power transfer. There is a trade-off between... [more] | |
| AP | 2019-10-17 12:30 |
Osaka | Osaka Univ. | [Poster Presentation]
Measurement of Rectify Impedance by Using Directional Coupler Yukina Ono, Takumi Aoki, Yuan Qiaowei (NIT Sendai) AP2019-93 |
In this paper, the rectifier impedance estimation method using a directional coupler is proposed. The method can measure... [more] | AP2019-93 pp.69-71 |
| OFT | 2019-10-11 11:30 |
Niigata | Ekimae-Office-Kashikaigishitsu (Niigata) | Study on optical fiber coupler using side-polishing method Takui Uematsu, Hidenobu Hirota, Hiroyuki Iida, Takashi Ebine, Tetsuya Manabe (NTT) OFT2019-36 |
In this report, the optical fiber coupler using the side polishing method is examined for the realization of the optical... [more] | OFT2019-36 pp.23-26 |
| WPT, EE (Joint) |
2019-10-09 14:10 |
Shiga | Ryukoku Extension Center, Ryukoku University | Maximum Power Efficiency of Matching Circuits Formulated from TX-RX Symmetric Shape Electric and Magnetic Coupler Size for Wireless Power Transfer Hikaru Kitaoka, Shinji Abe, Satoshi Tsukamoto, Takashi Ohira (Toyohashi Univ. Tech.) WPT2019-33 |
We are interested in minimum size design of capacitive coupler for wireless power transfer. When we reduce the size of t... [more] | WPT2019-33 pp.37-42 |
| WPT, EE (Joint) |
2019-10-10 09:20 |
Shiga | Ryukoku Extension Center, Ryukoku University | Small Signal Characteristics of LLC Converter Using Photocoupler Yoshimaru Kosuke, Terukazu Sato (Oita Univ.) EE2019-30 |
In the feedback circuit, the frequency characteristics of the controller affect the stability and transient response cha... [more] | EE2019-30 pp.23-27 |
| WPT, EE (Joint) |
2019-10-10 15:20 |
Shiga | Ryukoku Extension Center, Ryukoku University | High-power high-frequency impedance measurement for non-linear DUT Takase Ohshima, Hiroshi Hirayama (NIT) WPT2019-43 |
It is necessary to measure impedance of a rectifying circuit to design a matching circuit for wireless power transfer sy... [more] | WPT2019-43 pp.89-94 |
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