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Ibuchi Takaaki
井渕 貴章
Ibuchi Takaaki
井渕 貴章
Graduate School of Engineering Division of Electrical, Electronic and Information Engineering, Associate Professor (Lecturer)

Research History 2

  1. 2021/04 - Present
    Osaka University Graduate School of Engineering Division of Electrical, Electronic and Info-communication Engineering

  2. 2015/04 - 2021/03
    Osaka University Graduate School of Engineering Division of Electrical, Electronic and Information Engineering Assistant Professor

Education 3

  1. Osaka University Graduate School of Engineering Division of Electrical, Electronic and Information Engineering

    2012/04 - 2015/03

  2. Osaka University Graduate School of Engineering Division of Electrical, Electronic and Information Engineering

    2011/04 - 2012/03

  3. Osaka University School of Engineering

    2007/04 - 2011/03

Awards 9

  1. 2023年環境電磁工学研究会 若手優秀賞

    井渕 貴章 電子情報通信学会 2024/03

  2. 令和4年電気学会 優秀論文発表賞(基礎・材料・共通部門表彰)

    井渕 貴章 電気学会 2023/03

  3. 2018年環境電磁工学研究会 若手優秀賞

    井渕 貴章 電子情報通信学会 2019/03

  4. 電磁特性技術委員会賞

    井渕 貴章 エレクトロニクス実装学会 2018/07

  5. 2017年環境電磁工学研究会 若手優秀賞

    井渕 貴章 電子情報通信学会 2018/03

  6. 優秀論文発表賞

    井渕 貴章 電気学会 2018/02

  7. EMC'14/Tokyo IEEE EMC Society Japan and Sendai Chapters Student Award

    IEEE EMC Society Japan and Sendai Chapters 2014/05

  8. 優秀論文発表A賞

    井渕 貴章 電気学会 2012/03

  9. 優秀論文発表賞(基礎・材料・共通部門表彰)

    井渕 貴章 電気学会 2011/03

Papers 37

  1. ワイドバンドギャップパワーデバイスで構成したハーフブリッジ回路におけるコモンモードノイズ源モデリング

    井渕 貴章, 舟木 剛

    電子情報通信学会論文誌 B Vol. j108-B No. 2 p. 31-40 2025/02 Research paper (scientific journal)

  2. Parasitic Inductance Characterization of Full-Bridge Power Module Based on S-Parameter Measurements

    Deepankar, Ibuchi Takaaki, Funaki Tsuyoshi

    IEEJ Journal of Industry Applications Vol. advpub 2025

    Publisher: The Institute of Electrical Engineers of Japan
  3. Effect of DC-link Capacitor on EMI Characteristics of Large-Current SiC Power Module

    Ibuchi Takaaki, Funaki Tsuyoshi

    IEEJ Transactions on Industry Applications Vol. 144 No. 12 p. 835-845 2024/12/01 Research paper (scientific journal)

    Publisher: The Institute of Electrical Engineers of Japan
  4. Evaluation of EMI Noise Mitigation Design for Large-current SiC Power Modules based on Near Magnetic Field Scanning

    Takaaki Ibuchi, Tsuyoshi Funaki

    IEEJ Transactions on Industry Applications Vol. 144 No. 6 p. 511-512 2024/06/01 Research paper (scientific journal)

    Publisher: Institute of Electrical Engineers of Japan (IEE Japan)
  5. An Experimental Study on Conducted EMI Characteristics of AC Home Appliances in DC Power Feed

    Takaaki Ibuchi, Tsuyoshi Funaki

    5th IEEE International Conference on DC Microgrids, ICDCM 2023 2023/11 Research paper (international conference proceedings)

  6. Transformerless Power Supply for AC Rail Vehicles

    Tsuyoshi Funaki, Shuhei Fukunaga, Takaaki Ibuchi, Tenko Fukuda, Takashi Nakamura, Yuta Yanagisawa

    IEEJ Transactions on Industry Applications Vol. 143 No. 9 p. 636-643 2023/09/01 Research paper (scientific journal)

    Publisher: Institute of Electrical Engineers of Japan (IEE Japan)
  7. Investigation of the Temperature Characteristics Effect of SiC MOSFET and its Gate Driving Circuit on its Dead Time

    Kazuki Nishatani, Takaaki Ibuchi, Tsuyoshi Funaki

    IEEJ Transactions on Industry Applications Vol. 142 No. 7 p. 559-560 2022 Research paper (scientific journal)

  8. Noise-Source Model for Frequency-Domain EMI Simulation of a Single-Phased Power Circuit

    Keita Takahashi, Takaaki Ibuchi, Tsuyoshi Funaki

    IEEE Transactions on Electromagnetic Compatibility Vol. 63 No. 3 p. 772-782 2021/06 Research paper (scientific journal)

  9. 2-port characterization and modeling of magnetic components for 10 mhz class-e inverters design

    Shota Seki, Shuhei Fukunaga, Takaaki Ibuchi, Tsuyoshi Funaki

    IEEJ Transactions on Fundamentals and Materials Vol. 141 No. 5 p. 317-326 2021 Research paper (scientific journal)

  10. EMI noise source characterization for SiC and GaN power transistors in synchronous rectification DC-DC converter

    Takaaki Ibuchi, Tsuyoshi Funaki

    IEEJ Transactions on Fundamentals and Materials Vol. 140 No. 12 p. 565-572 2020/12/01 Research paper (scientific journal)

  11. EMI characterization for power conversion circuit with SiC power devices

    Takaaki Ibuchi, Tsuyoshi Funaki

    Proceedings of the Asian Test Symposium Vol. 2020-November 2020/11/23 Research paper (international conference proceedings)

  12. Visualization of dynamic noise current distribution from Si and SiC power devices based on time-synchronized near magnetic field scanning

    Takaaki Ibuchi, Tsuyoshi Funaki

    Proceedings of the 2020 International Symposium on Electromagnetic Compatibility - EMC EUROPE, EMC EUROPE 2020 2020/09/23 Research paper (international conference proceedings)

  13. Frequency-Domain EMI Simulation of Power Electronic Converter with Voltage-Source and Current-Source Noise Models

    Keita Takahashi, Takaaki Ibuchi, Tsuyoshi Funaki

    IEICE TRANSACTIONS ON COMMUNICATIONS Vol. E102B No. 9 p. 1853-1861 2019/09 Research paper (scientific journal)

  14. Influence of gate drive circuit for power device on EMI noise characteristics in a phase-leg topology

    Takaaki Ibuchi, Tsuyoshi Funaki

    EMC Europe 2019 - 2019 International Symposium on Electromagnetic Compatibility p. 321-326 2019/09 Research paper (international conference proceedings)

  15. Common Mode Voltage Compensation Method in Transient Floating Voltage Measurement for High Side Arm of Half Bridge Circuit

    Kei Hayashi, Tsuyoshi Funaki, Takaaki Ibuchi

    IEICE TRANSACTIONS on Communications (Japanese Edition) Vol. 102 No. 3 p. 176-183 2019/03 Research paper (scientific journal)

  16. Mode decomposition of conducted noise voltage with synchronized vector signal measurement

    Kei Hayashi, Shunji Mori, Takaaki Ibuchi, Tsuyoshi Funaki

    IEICE COMMUNICATIONS EXPRESS Vol. 8 No. 3 p. 67-72 2019 Research paper (scientific journal)

  17. Experimental Evaluation on Noise Characteristics in SiC-Based Synchronous Boost Converter

    Takaaki Ibuchi, Tsuyoshi Funaki

    IEEE International Symposium on Electromagnetic Compatibility Vol. 2018-August p. 613-618 2018/10/05 Research paper (international conference proceedings)

  18. Visualization of noise current propagation in a power module with scanning time-synchronized near magnetic field measurement

    Takaaki Ibuchi, Eisuke Masuda, Tsuyoshi Funaki

    IEICE ELECTRONICS EXPRESS Vol. 15 No. 18 2018/09 Research paper (scientific journal)

  19. Experimental evaluation of mutual coupling influence on the isolation characteristics of a dual-port v-type line impedance stabilization network

    Takaaki Ibuchi, Shunji Mori, Tsuyoshi Funaki

    IEEE Electromagnetic Compatibility Magazine Vol. 7 No. 1 p. 39-45 2018 Research paper (scientific journal)

  20. A study on parasitic inductance reduction design in GaN-based power converter for high-frequency switching operation

    Takaaki Ibuchi, Tsuyoshi Funaki

    2017 International Symposium on Electromagnetic Compatibility - EMC EUROPE 2017, EMC Europe 2017 2017/11/02 Research paper (international conference proceedings)

  21. A study on packaging design of SiC power module using near-field magnetic scanning techniques

    Takaaki Ibuchi, Eisuke Masuda, Tsuyoshi Funaki, Hirotaka Otake, Tatsuya Miyazaki, Yasuo Kanetake, Takashi Nakamura

    2017 IEEE International Workshop on Integrated Power Packaging, IWIPP 2017 2017/05/31 Research paper (international conference proceedings)

  22. Influence Evaluation of ESR Characteristics for Off-state SiC Schottky Barrier Diode on Conducted EMI Noise in a DC-DC Converter

    Takaaki Ibuchi, Tsuyoshi Funaki

    IEICE TRANSACTIONS on Communications (Japanese Edition) Vol. 100 No. 3 p. 149-157 2017/03 Research paper (scientific journal)

  23. Visualization of noise current distribution in an SiC power module using near-field magnetic scanning

    Takaaki Ibuchi, Eisuke Masuda, Tsuyoshi Funaki, Hirotaka Otake, Tatsuya Miyazaki, Yasuo Kanetake, Yutaka Sawa, Takashi Nakamura

    IEICE COMMUNICATIONS EXPRESS Vol. 6 No. 10 p. 584-589 2017 Research paper (scientific journal)

  24. A comparative study on conducted noise characteristics of SiC and GaN power transistor

    Takaaki Ibuchi, Tsuyoshi Funaki

    IEEE International Symposium on Electromagnetic Compatibility Vol. 2016-November p. 193-198 2016 Research paper (international conference proceedings)

  25. Conducted noise of GaN Schottky barrier diode in a DC-DC converter

    Takaaki Ibuchi, Tsuyoshi Funaki, Shinji Ujita, Masahiro Ishida, Tetsuzo Ueda

    IEICE ELECTRONICS EXPRESS Vol. 12 No. 24 2015/12 Research paper (scientific journal)

  26. Conducted emission characteristics of CCM boost converter with SiC schottky barrier diode

    Takaaki Ibuchi, Tsuyoshi Funaki

    IEEE International Symposium on Electromagnetic Compatibility Vol. 2015-Septmber p. 1012-1017 2015/09/10 Research paper (international conference proceedings)

  27. State of the Art Facilities of The Japanese Tallest Building “Abeno Harukas” in Osaka

    FUNAKI Tsuyoshi, IBUCHI Takaaki, NAKANO Yoshihiro, YOSHITAKE Tetsuma, KAMIKOMAKI Ryuma, HAYASHI Kei, SUGIKI Katsuya

    The Journal of The Institute of Electrical Engineers of Japan Vol. 135 No. 3 p. 131-134 2015

    Publisher: The Institute of Electrical Engineers of Japan
  28. Time and frequency mixed-domain analysis o conducted emissions for types of diode

    Takaaki Ibuchi, Tsuyoshi Funaki

    IEICE COMMUNICATIONS EXPRESS Vol. 4 No. 5 p. 136-142 2015 Research paper (scientific journal)

  29. Experimental evaluation on time variation of conducted noise spectrum for a PFC converter

    Takaaki Ibuchi, Ryuma Kamikomaki, Tsuyoshi Funaki

    IEEE International Symposium on Electromagnetic Compatibility Vol. 2014-December p. 69-72 2014/12/23 Research paper (international conference proceedings)

  30. Effect of diode characteristics on conducted noise spectrum in CCM boost converter

    Takaaki Ibuchi, Tsuyoshi Funaki

    IEEE International Symposium on Electromagnetic Compatibility p. 59-64 2014/10/20 Research paper (international conference proceedings)

  31. Experimental Evaluation on Time Variation of Conducted Noise Spectrum for a PFC Converter

    Takaaki Ibuchi, Ryuma Kamikomaki, Tsuyoshi Funaki

    2014 INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY, TOKYO (EMC'14/TOKYO) p. 69-72 2014 Research paper (international conference proceedings)

  32. Effect of diode operating temperature on conducted-noise spectrum for CCM DC–DC boost converter

    Ibuchi Takaaki, Funaki Tsuyoshi

    IEICE Communications Express Vol. 3 No. 9 p. 269-274 2014

    Publisher: The Institute of Electronics, Information and Communication Engineers
  33. Loss and conducted noise characteristics for CCM PFC circuit with SiC-Schottky barrier diode

    Ibuchi Takaaki, Funaki Tsuyoshi

    IEICE Electronics Express Vol. 11 No. 6 p. 20140142-20140142 2014 Research paper (scientific journal)

  34. A study on copper loss minimization of air-core reactor for high frequency switching power converter

    Takaaki Ibuchi, Tsuyoshi Funaki

    2013 4th IEEE International Symposium on Power Electronics for Distributed Generation Systems, PEDG 2013 - Conference Proceedings 2013 Research paper (international conference proceedings)

  35. Validation of the air-core inductor copper loss model for high-frequency power conversion applications

    Takaaki Ibuchi, Tsuyoshi Funaki

    IEEE International Symposium on Electromagnetic Compatibility p. 561-566 2013 Research paper (international conference proceedings)

  36. A study on EMI noise source modeling with current source for power conversion circuit

    Takaaki Ibuchi, Tsuyoshi Funaki

    International Symposium on Electromagnetic Compatibility, EMC EUROPE 2012 2012/09 Research paper (international conference proceedings)

  37. A study on modeling of dynamic characteristics of circuit component in TDR measurement based on Prony analysis

    Ibuchi Takaaki, Funaki Tsuyoshi

    IEICE Electronics Express Vol. 8 No. 18 p. 1534-1540 2011 Research paper (scientific journal)

Misc. 79

  1. A study on loss evaluation challenges of magnetic powder core under circuit operation of high frequency switching converters

    井渕貴章, 舟木剛

    電気学会研究会資料(Web) No. MAG-24-073-083 2024/10

  2. A Study on the Influence of High Voltage Differential Probe Characteristics on Power Electronics Measurement

    舟木剛, 井渕貴章, 福永崇平

    電気学会研究会資料(Web) No. EMC-24-005-020.022-025/SPC-24-124-139.141-144 2024/05

  3. A study on common-mode noise source modeling for half-bridge circuit with n-channel power devices

    Takaaki Ibuchi, Tsuyoshi Funaki

    No. EMC-24-002 2024/03

  4. 部分キャンセル法に基づく圧粉材料の鉄損測定に関する検討

    井渕貴章, 舟木剛

    日本金属学会講演大会(Web) Vol. 174th 2024/03

  5. A Study on Conductor Loss of Inductors in DC-DC Converter-Comparison of 3 Different in Diameter of Magnetic Wire Used as Inductor’s Windings-

    杵村弘志, 福永崇平, 井渕貴章, 舟木剛

    電気学会全国大会講演論文集(CD-ROM) Vol. 2024 2024/03

  6. 交流入力家電機器の直流駆動における伝導ノイズおよび消費電力の評価—Evaluation on conducted noise and power consumption characteristics of AC home appliances in DC power feed—電磁環境研究会 マイクロ波,電磁界シミュレーション,EMC一般

    井渕 貴章, 舟木 剛

    電気学会研究会資料. EMC = The papers of technical meeting on electromagnetic compatibility, IEE Japan Vol. 2023 No. 33-59 p. 97-102 2023/10/20

    Publisher: 東京 : 電気学会
  7. A study on performance evaluation of voltage and current probe for power electronics measurement

    舟木剛, 井渕貴章

    電気学会研究会資料(Web) No. EMC-23-001-004 2023

  8. Trends and Activities of Researches in the Field of Electromagnetic Compatibility

    Tomoo Ushio, Takaaki Ibuchi

    IEEJ Transactions on Fundamentals and Materials Vol. 143 No. 1 p. 8-9 2023 Book review, literature introduction, etc.

  9. Difficulty and solution in transient thermal resistance measurement for wide band gap power semiconductor device

    Tsuyoshi Funaki, Shuhei Fukunaga, Tomoaki Hara, Takaaki Ibuchi

    2022 International Power Electronics Conference (IPEC-Himeji 2022- ECCE Asia) p. 1959-1963 2022/05/15

    Publisher: IEEE
  10. All quiet on the COVID-19 front-Real experience must be bought for power electronics beginners-Real e

    Takaaki Ibuchi, Tsuyoshi Funaki

    Proceedings - 2022 9th IEEE International Conference on e-Learning in Industrial Electronics, ICELIE 2022 2022

  11. A study on the evaluation of voltage / current probe performance based on the gain-phase characteristics and transient response measurement

    井渕貴章, 舟木剛

    電気学会研究会資料(Web) No. EMC-22-001-004 2022

  12. A study on conducted noise evaluation in motor drive with multiport S parameter measurement

    舟木剛, 井渕貴章

    電気学会研究会資料(Web) No. EMC-22-001-004 2022

  13. A study on the high-frequency iron-loss measurement of magnetic component for power conversion circuit

    井渕貴章, 舟木剛

    電気学会研究会資料(Web) No. MAG-22-064-078 2022

  14. A study on the influence of parasitic elements in an iron loss measurement system of magnetic component for power conversion circuit

    井渕貴章, 舟木剛

    電気学会研究会資料(Web) No. MAG-22-046-052.054-063/LD-22-029-035.037-046 2022

  15. A study on conducted EMI noise modeling of a synchronous DC-DC buck converter with considering its grounding connections

    前田晃佑, 井渕貴章, 舟木剛, 日野高宏, 直井孝, 十河健司, 津田剛宏

    電気学会研究会資料(Web) No. SPC-22-143-171/MD-22-078-106 2022

  16. The Probing Influences on Measured Voltage in 50 MHz Driven Power Conversion Circuit

    關翔太, 井渕貴章, 舟木剛

    電気学会研究会資料(Web) No. SPC-22-143-171/MD-22-078-106 2022

  17. Practical EMC Techniques for Power Converters

    綾野秀樹, 井渕貴章, 梅谷和弘, 山口浩二, 和田圭二

    電気学会全国大会講演論文集(CD-ROM) Vol. 2021 2021

  18. A Study for an Influence of Temperature Dependency in Gate-Source Threshold Voltage of SiC MOSFET on its Switching Deadtime

    二社谷一樹, 井渕貴章, 舟木剛

    電気学会全国大会講演論文集(CD-ROM) Vol. 2021 2021

  19. A study on installation method and measurement accuracy of coaxial shunt resistor for switching current measurement

    井渕貴章, 舟木剛

    電気学会研究会資料(Web) No. SPC-21-107-128.130/MD-21-094-115.117 2021

  20. A study on evaluation of the effect of parasitic components in the power lines on conducted emission in synchronous DC-DC buck converter

    Vol. 2020 No. 57 p. 67-72 2020/12/11

    Publisher: 電気学会
  21. A study on reduction of common-mode conducted EMI in MHz range for synchronous DC-DC buck converter

    Vol. 2020 No. 57 p. 73-78 2020/12/11

    Publisher: 電気学会
  22. A Study on Equivalent Circuit Modeling of Wiring Inductance in SiC Power Module for Predicting Conducted EMI of Power Converter

    Chiharu Kyotani, Ibuchi Takaaki, Tsuyoshi Funaki, Tatsuya Miyazaki, Yuta Okawauchi, Ken Nakahara

    2020 IEEE 11th International Symposium on Power Electronics for Distributed Generation Systems, PEDG 2020 p. 435-440 2020/09/28

  23. A study on EMI noise source modeling with voltage source in synchronous DC-DC buck converter

    Yuya Saito, Takaaki Ibuchi, Tsuyoshi Funaki, Kazuma Kawai, Takahiro Tsuda

    2020 IEEE 11th International Symposium on Power Electronics for Distributed Generation Systems, PEDG 2020 p. 470-475 2020/09/28

  24. An experimental study on the effects of gate drive condition of SiC MOSFET on switching behavior

    Vol. 2020 No. 4 p. 43-48 2020/05/14

    Publisher: 電気学会
  25. A Study on Magnetization and Loss Characterization of Coupled Inductor in MHz Switching Operation of Double Current Rectifier

    Vol. 2020 No. 47 p. 25-30 2020/03/26

    Publisher: 電気学会
  26. Visualization of noise current distribution in power module

    Tsuyoshi Funaki, Takaaki Ibuchi

    PCIM Asia 2020 - International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, Proceedings p. 15-20 2020

  27. A study on modeling of parasitic inductance in SiC power module based on 3D electromagnetic analysis

    Vol. 2019 No. 142 p. 7-12 2019/11/15

    Publisher: 電気学会
  28. A study on equivalent circuit modeling of parasitic inductance in synchronous rectification DC-DC buck converter based on wiring impedance measurement

    Vol. 2019 No. 124 p. 7-12 2019/09/13

    Publisher: 電気学会
  29. 同期整流型DC-DC降圧コンバータにおける電圧源によるノイズ源のモデル化に関する一検討

    齊藤 裕也, 井渕 貴章, 舟木 剛, 川井 一馬, 津田 剛宏

    電子情報通信学会・環境電磁工学研究会 2019/04 Meeting report

  30. A study on common and differential mode separation for conducted disturbance measured with DP-LISN (電磁環境 マグネティックス合同研究会 EMC一般(EMC Joint Workshop, 2018, Daejon))

    Mori Shunji, Ibuchi Takaaki, Funaki Tsuyoshi

    電気学会研究会資料. MAG = The papers of technical meeting on magnetics, IEE Japan Vol. 2018 No. 151 p. 9-14 2018/11/23

    Publisher: 電気学会
  31. Evaluation and compensation of common mode voltage induced on the differential voltage probe in floating measurement of high voltage power electronics circuit (電磁環境 マグネティックス合同研究会 EMC一般(EMC Joint Workshop, 2018, Daejon))

    Funaki Tsuyoshi, Hayashi Kei, Ibuchi Takaaki

    電気学会研究会資料. MAG = The papers of technical meeting on magnetics, IEE Japan Vol. 2018 No. 120 p. 81-84 2018/11/22

    Publisher: 電気学会
  32. Design and Evaluation of Current Distribution in Power Module

    Takaaki Ibuchi, Eisuke Masuda, Tsuyoshi Funaki

    2018 International Power Electronics Conference, IPEC-Niigata - ECCE Asia 2018 p. 309-312 2018/10/22

  33. A Study on mode decomposition of conducted noise voltage with vector signal analyzer

    Vol. 2018 No. 23 p. 53-57 2018/10/18

    Publisher: 電気学会
  34. An Analysis on the Transient Thermal Characteristics of Power Module Substrate with Finite Difference Method

    Vol. 2018 No. 137 p. 19-24 2018/09/07

    Publisher: 電気学会
  35. An experimental study on the influence of electronic load connected to an AC adapter in measurement results of conducted disturbance

    Vol. 2018 No. 90 p. 29-34 2018/07/02

    Publisher: 電気学会
  36. A study on EMC design of a SiC power module : Validation of embedded DC-link capacitor and miller clamp for switching surge reduction

    Vol. 2018 No. 1 p. 65-70 2018/03/08

    Publisher: 電気学会
  37. A study on electromagnetic noise mapping in a power module based on time-frequency mixed domain analysis of magnetic near field

    Vol. 2018 No. 52 p. 1-6 2018/03/05

    Publisher: 電気学会
  38. B-4-21 DP-LISNを用いたACアダプタの伝導妨害波評価

    森 峻治, 井渕 貴章, 舟木 剛

    電子情報通信学会・総合大会 2018/03 Meeting report

  39. Development of educational power electronics circuit kit

    Vol. 2017 No. 26 p. 43-48 2017/12/01

    Publisher: 電気学会
  40. A study on dynamic characteristic measurement method for power electronics circuit applying wide band gap semiconductor device

    Vol. 117 No. 319 p. 45-50 2017/11/22

    Publisher: 電子情報通信学会
  41. Frequency domain simulation of conducted EMI in power electronic converters considering internal near field couplings by fem

    Keita Takahashi, Takaaki Ibuchi, Tsuyoshi Funaki

    2017 International Symposium on Electromagnetic Compatibility - EMC EUROPE 2017, EMC Europe 2017 2017/11/02

  42. An experimental study on conducted noise emission for PMSM drive with SiC inverter: Conducted noise reduction by snubber circuit

    Tomohiro Ozaki, Tsuyoshi Funaki, Takaaki Ibuchi

    2017 4th International Electromagnetic Compatibility Conference, EMC Turkiye 2017 2017/10/30

  43. Evaluation on parasitic inductance of SiC power module wiring based on electromagnetic analysis and measurement

    Vol. 2017 No. 31 p. 23-28 2017/10/19

    Publisher: 電気学会
  44. An experimental study on electromagnetic coupling modeling of passive components in a dual port LISN

    Vol. 2017 No. 131 p. 11-16 2017/09/07

    Publisher: 電気学会
  45. A study on wiring pattern design for intelligent SiC power module with PEEC method

    Eisuke Masuda, Takaaki Ibuchi, Tsuyoshi Funaki, Hirotaka Otake, Tatsuya Miyazaki, Yasuo Kanetake, Takashi Nakamura

    2017 Asia-Pacific International Symposium on Electromagnetic Compatibility, APEMC 2017 p. 213-215 2017/07/11

  46. A study on oscillation phenomenon in gate driving of parallel connected MOSFETs : stability analysis based on mode decomposition and eigenvalue

    Vol. 2017 No. 100 p. 1-6 2017/06/05

    Publisher: 電気学会
  47. A study on the equivalent circuit modeling of dual LISN for evaluating wide-band conducted emission (環境電磁工学)

    Ibuchi Takaaki, Mori Shunji, Funaki Tsuyoshi

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 Vol. 117 No. 32 p. 19-24 2017/05/18

    Publisher: 電子情報通信学会
  48. 5 MHz switching operation of a GaN-based DC-DC converter with a metal composite bulk magnetic core inductor (環境電磁工学)

    Ibuchi Takaaki, Funaki Tsuyoshi

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 Vol. 117 No. 32 p. 45-50 2017/05/18

    Publisher: 電子情報通信学会
  49. 5 MHz switching operation of a GaN-based DC-DC converter with a metal composite bulk magnetic core inductor (電磁環境 マグネティックス合同研究会 EMC一般(EMC Joint Workshop, 2017, Singapore))

    Ibuchi Takaaki, Funaki Tsuyoshi

    電気学会研究会資料. MAG = The papers of technical meeting on magnetics, IEE Japan Vol. 2017 No. 42 p. 45-50 2017/05/18

    Publisher: 電気学会
  50. A study on the equivalent circuit modeling of dual LISN for evaluating wide-band conducted emission (電磁環境 マグネティックス合同研究会 EMC一般(EMC Joint Workshop, 2017, Singapore))

    Ibuchi Takaaki, Mori Shunji, Funaki Tsuyoshi

    電気学会研究会資料. MAG = The papers of technical meeting on magnetics, IEE Japan Vol. 2017 No. 42 p. 19-24 2017/05/18

    Publisher: 電気学会
  51. A study on modeling of switching noise source in SiC power device-based DC-DC converter

    Vol. 2017 No. 1 p. 1-6 2017/02/27

    Publisher: 電気学会
  52. A study on wiring pattern design in a SiC power module : Parasitic inductance modeling and current distribution estimation with electromagnetic analysis

    Vol. 2016 No. 72 p. 49-54 2016/12/16

    Publisher: 電気学会
  53. Evaluation on active power of common-mode conducted disturbance

    Farhan Mahmood, Ken Okamoto, Yuichiro Okugawa, Kazuhiro Takaya, Takaaki Ibuchi, Tsuyoshi Funaki

    2016 URSI Asia-Pacific Radio Science Conference, URSI AP-RASC 2016 p. 123-125 2016/10/19

  54. A current distribution measurement with magnetic near field intensity for designing wiring pattern in a SiC power module

    Vol. 116 No. 223 p. 1-6 2016/09/16

    Publisher: 電子情報通信学会
  55. An experimental investigation on conducted emission characteristics of SiC MOSFET in a DC-DC boost converter (Electromagnetic Compatibility)

    Vol. 116 No. 72 p. 63-67 2016/06/02

    Publisher: 電子情報通信学会
  56. An experimental investigation on conducted emission characteristics of SiC MOSFET in a DC-DC boost converter (The Papers of Joint Technical Meeting on Electromagnetic Compatibility and Magnetics, IEE Japan : EMC Joint Workshop, 2016, Taipei)

    Vol. 2016 No. 18 p. 63-67 2016/06/02

    Publisher: 電気学会
  57. A study on influence of interconnect inductance of a SiC power module on transient characteristic

    Vol. 116 No. 26 p. 35-40 2016/05/13

    Publisher: 電子情報通信学会
  58. A study on the influence of power transistor characteristics on conducted emission in a DC-DC converter

    Vol. 2016 No. 9 p. 31-36 2016/03/22

    Publisher: 電気学会
  59. B-4-50 A Study on Common-mode Power Measurement of Conducted Emission

    Ibuchi Takaaki, Funaki Tsuyoshi, Farhan Mahmood, Okamoto Ken, Takaya Kazuhiro

    Proceedings of the IEICE General Conference Vol. 2016 No. 1 p. 370-370 2016/03/01

    Publisher: The Institute of Electronics, Information and Communication Engineers
  60. B-9-17 A study on parasitic inductance modeling in a SiC power module utilizing partial element equivalent circuit method : A comparison with parasitic inductance modeling based on dynamic characteristic

    Ibuchi Takaaki, Masuda Eisuke, Funaki Tsuyoshi, Otake Hirotaka, Miyazaki Tatsuya, Kanetake Yasuo, Nakamura Takashi

    Proceedings of the IEICE General Conference Vol. 2016 No. 2 p. 293-293 2016/03/01

    Publisher: The Institute of Electronics, Information and Communication Engineers
  61. A study on characterization of conducted emission in DC-DC converter based on spectrogram analysis (Electromagnetic Compatibility)

    Vol. 115 No. 114 p. 17-22 2015/06/25

    Publisher: 電子情報通信学会
  62. A study on equivalent circuit modeling of transformer to simulate ringing phenomena associated with switching operation in fly-back converter (Electromagnetic Compatibility)

    Vol. 115 No. 114 p. 23-28 2015/06/25

    Publisher: 電子情報通信学会
  63. A study on ringing simulation by modeling high-frequency transformer characteristic for fly-back converter

    IBUCHI Takaaki, SUGIKI Katsuya, FUNAKI Tsuyoshi

    IEICE technical report. Electromagnetic compatibility Vol. 114 No. 503 p. 41-46 2015/03/06

    Publisher: The Institute of Electronics, Information and Communication Engineers
  64. A study on the influence of the placement pattern of smoothing multilayer ceramic capacitors in a high voltage converter circuit for the output voltage ripple

    Vol. 114 No. 381 p. 57-62 2014/12/19

    Publisher: 電子情報通信学会
  65. An experimental study on the effect of diode temperature for conducted noise emission in boost converter

    Vol. 2014 No. 112 p. 65-70 2014/10/30

    Publisher: 電気学会
  66. An experimental study on the effect of diode characteristics for conducted noise emission in DC-DC converter

    Vol. 114 No. 266 p. 23-28 2014/10/23

    Publisher: 電子情報通信学会
  67. A study on the effect of smoothing capacitors and wiring inductance on the output voltage distortion in a converter circuit

    Vol. 114 No. 93 p. 49-54 2014/06/20

    Publisher: 電子情報通信学会
  68. A study on reverse recovery behavior of diode and time variation of noise spectrum for a PFC circuit

    Vol. 113 No. 368 p. 49-54 2013/12/20

    Publisher: 電子情報通信学会
  69. An experimental study on time variation of noise spectrum for a PFC circuit

    Vol. 113 No. 259 p. 93-98 2013/10/24

    Publisher: 電子情報通信学会
  70. A study on large signal copper loss model of inductor for power converter

    IBUCHI Takaaki, FUNAKI Tsuyoshi

    Vol. 2013 No. 19 p. 23-28 2013/06/21

    Publisher: 電子情報通信学会
  71. 平成23年度『大阪大学工業会賞』受賞研究 電力変換回路におけるスイッチングノイズ源のモデル化に向けた考察

    井渕 貴章

    Techno net No. 560 p. 15-23 2013/04

    Publisher: 大阪大学工業会
  72. The copper loss model validation for air-core inductor with proximity effect

    IBUCHI Takaaki, FUNAKI Tsuyoshi

    Vol. 2013 No. 12 p. 25-30 2013/03/12

  73. A study on Optimal Copper Loss and Dimension Design of Air Core Reactor for Power Conversion Circuit

    IBUCHI Takaaki, FUNAKI Tsuyoshi

    IEICE technical report. Electromagnetic compatibility Vol. 112 No. 372 p. 47-52 2013/01/10

    Publisher: The Institute of Electronics, Information and Communication Engineers
  74. A study on EMI noise source modeling with current source for power conversion circuit

    Takaaki Ibuchi, Tsuyoshi Funaki

    IEEE International Symposium on Electromagnetic Compatibility Vol. 2012 No. 1 p. 7-12 2012

  75. An experimental study on impedance frequency characterization of power conversion circuit for EMI noise source modeling

    IBUCHI Takaaki, FUNAKI Tsuyoshi

    Vol. 2011 No. 28 p. 29-34 2011/12/09

  76. Experimental study on impedance characterization of half bridge circuit and circuit components

    IBUCHI Takaaki, FUNAKI Tsuyoshi

    Vol. 2011 No. 142 p. 35-40 2011/10/27

  77. A Study on Modeling of Dynamic Characteristics of DUT based on TDR Measurement with Prony Analysis

    IBUCHI Takaaki, FUNAKI Tsuyoshi

    Vol. 2011 No. 1 p. 17-22 2011/03/24

  78. A Study on Circuit Parameter Identification based on Prony Analysis in TDR Measurement

    IBUCHI Takaaki, FUNAKI Tsuyoshi

    Vol. 2010 No. 29 p. 43-48 2010/11/01

  79. Measuring Terminal Capacitance of Power Devices Using TDR Method

    FUNAKI Tsuyoshi, IBUCHI Takaaki

    Vol. 2010 No. 1 p. 1-6 2010/06/18

Publications 3

  1. Introduction to Research and Development Activities of Advanced Speech Translation in NICT

    IBUCHI Takaaki, FUKUNAGA Shuhei, SEKI Shota, MAEDA Kosuke, MATSUMURA Shoki

    The Institute of Electrical Engineers of Japan 2023/03/01

  2. Electromagnetic Compatibility for Power Electronics Equipment

    AYANO Hideki, IBUCHI Takaaki

    The Institute of Electrical Engineers of Japan 2022/08/01

  3. State of the Art Facilities of The Japanese Tallest Building “Abeno Harukas” in Osaka

    FUNAKI Tsuyoshi, IBUCHI Takaaki, NAKANO Yoshihiro, YOSHITAKE Tetsuma, KAMIKOMAKI Ryuma, HAYASHI Kei, SUGIKI Katsuya

    The Institute of Electrical Engineers of Japan 2015

Industrial Property Rights 1

  1. 伝導ノイズ可視化装置および伝導ノイズ可視化方法

    マハムド ファーハン, 岡本 健, 奥川 雄一郎, 秋山 佳春, 井渕 貴章, 舟木 剛

    特許第6915780号

    出願日:2017/08/09

    登録日:2021/07/19

Institutional Repository 3

Content Published in the University of Osaka Institutional Repository (OUKA)
  1. A study on EMI noise source modeling with voltage source in synchronous DC-DC buck converter

    Saito Yuya, Ibuchi Takaaki, Funaki Tsuyoshi, Kawai Kazuma, Tsuda Takahiro

    2020 IEEE 11th International Symposium on Power Electronics for Distributed Generation Systems, PEDG 2020 p. 470-475 2020/09/28

  2. Visualization of dynamic noise current distribution from Si and SiC power devices based on time-synchronized near magnetic field scanning

    Ibuchi Takaaki, Funaki Tsuyoshi

    Proceedings of the 2020 International Symposium on Electromagnetic Compatibility - EMC EUROPE, EMC EUROPE 2020 2020/09/23

  3. Studies on EMI noise generation mechanism for switching converter based on time and frequency mixed domain analysis

    井渕 貴章