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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SDM | 2022-11-11 15:15 |
Online | Online | [Invited Talk]
Reliable design of SiC Power Modules
-- An Experimental Characterization for Aging Prediction -- Shuhei Fukunaga (Osaka Univ.), Alberto Castellazzi (KUAS), Tsuyoshi Funaki (Osaka Univ.)  SDM2022-76 |
This research aims to develop the reliable design of multi-chip power modules with SiC MOSFETs for high-voltage power co... [more] | SDM2022-76 pp.55-60 |
| EMCJ | 2019-04-11 13:30 |
Okinawa | Okinawa Industry Support Center | A study on noise source modeling with voltage source for synchronous rectification DC-DC buck converter Takaaki Ibuchi, Yuya Saito, Tsuyoshi Funaki (Osaka Univ.), Kazuma Kawai, Takahiro Tsuda (Denso) EMCJ2019-2 |
Small and high efficiency switching power supplies are widely demanded for many applications. However, fast switching op... [more] | EMCJ2019-2 pp.7-12 |
| EMCJ | 2018-07-27 15:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A study on visualizing dynamic noise current distribution in a power module based on synchronized near magnetic field measurement Takaaki Ibuchi, Tsuyoshi Funaki (Osaka Univ.) EMCJ2018-31 |
[more] | EMCJ2018-31 pp.55-59 |
| EMCJ | 2017-11-22 14:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A study on dynamic characteristic measurement method for power electronics circuit applying wide band gap semiconductor device Kei Hayashi, Tsuyoshi Funaki, Takaaki Ibuchi (Osaka Univ.) EMCJ2017-72 |
[more] | EMCJ2017-72 pp.45-50 |
| EMCJ | 2016-09-16 11:05 |
Hyogo | University of Hyogo | A current distribution measurement with magnetic near field intensity for designing wiring pattern in a SiC power module Eisuke Masuda, Takaaki Ibuchi, Tsuyoshi Funaki (Osaka Univ.), Hirotaka Otake, Tatsuya Miyazaki, Yasuo Kanetake, Takashi Nakamura (ROHM) EMCJ2016-50 |
Fast switching operation of wide-bandgap power semiconductor devices is expected to reduce the switching losses in a pow... [more] | EMCJ2016-50 pp.1-6 |
| EMCJ | 2016-05-13 14:50 |
Hokkaido | Hokkaido University | A study on influence of interconnect inductance of a SiC power module on transient characteristic Eisuke Masuda, Takaaki Ibuchi, Tsuyoshi Funaki (Osaka Univ.), Hirotaka Otake, Tatsuya Miyazaki, Yasuo Kanetake, Takashi Nakamura (ROHM) EMCJ2016-15 |
Fast switching operation using wide-bandgap power semiconductor devices is expected to reduce the switching loss in a co... [more] | EMCJ2016-15 pp.35-40 |
| EMCJ | 2015-03-06 16:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A study on ringing simulation by modeling high-frequency transformer characteristic for fly-back converter Takaaki Ibuchi, Katsuya Sugiki, Tsuyoshi Funaki (Osaka Univ.) EMCJ2014-109 |
[more] | EMCJ2014-109 pp.41-46 |
| EE, CPM | 2014-02-27 11:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | An experimental study on the effect of temperature on effective series resistance and open circuit voltage for Mn-type Li-Ion battery Natthawuth Somakettarin, Tsuyoshi Funaki (Osaka Univ.) EE2013-51 CPM2013-152 |
This paper presents experimental results of the dynamic behaviors for Mn-type Li-Ion battery in charging and discharging... [more] | EE2013-51 CPM2013-152 pp.15-20 |
| EE, CPM | 2014-02-27 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Study on large signal characterization and modeling of Mn type Li ion battery Tsuyoshi Funaki (Osaka Univ), Shiro Kato, Shinji Katsura (KRI) EE2013-52 CPM2013-153 |
The small signal frequency characterization of ac impedance is standard method in evaluating and modeling battery. The a... [more] | EE2013-52 CPM2013-153 pp.21-26 |
| EMCJ | 2013-07-11 15:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Reducing Common-Mode Noise of Power Converter Using Impedance Balance Method. Atsuhiro Takahashi, Hiroshi Tsukada, Takashi Kojima, Yoshiyuki Hattori (TOYOTA Central Labs.), Tsuyoshi Funaki (Osaka Univ.), Osami Wada (Kyoto Univ.) EMCJ2013-35 |
This study discusses the generating mechanism of the common-mode voltage in FM-radio band at the input terminal of a ste... [more] | EMCJ2013-35 pp.45-50 |
| EE, CPM | 2013-01-24 16:10 |
Kumamoto | A study on an equivalent circuit model of Mn-system lithium-ion battery module for cyclic charge and discharge energy efficiency evaluation Takaaki Oishi, Hideharu Sugihara, Tsuyoshi Funaki (Osaka Univ) EE2012-39 CPM2012-161 |
An accurate model in electrical behaviors of lithium-ion battery is necessary to design the optimal installation capacit... [more] | EE2012-39 CPM2012-161 pp.65-70 |
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| EMCJ | 2013-01-10 14:55 |
Nagasaki | Nagasaki Univ. | A study on Optimal Copper Loss and Dimension Design of Air Core Reactor for Power Conversion Circuit Takaaki Ibuchi, Tsuyoshi Funaki (Osaka Univ.) EMCJ2012-110 |
It is important to design passive components e.g. inductors and capacitors for the operation of power conversion circuit... [more] | EMCJ2012-110 pp.47-52 |
| EMCJ, ITE-BCT | 2012-03-16 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A study on reduction of common mode noise in non-isolated DCDC converter
-- Effect of common mode noise reduction by balanced circuit -- Hiroyuki Okumura, Hidenori Sekiguchi, Tsuyoshi Funaki (Osaka Univ.) EMCJ2011-137 |
[more] | EMCJ2011-137 pp.43-48 |
| EMCJ, ITE-BCT | 2012-03-16 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A study on ripple factor in DCDC converter output voltage influenced by non-ideal characteristic of passive component Keiwa Tsukano, Tsuyoshi Funaki (Osaka Univ) EMCJ2011-138 |
[more] | EMCJ2011-138 pp.49-54 |
| EE | 2012-01-25 14:15 |
Nagasaki | A study on charge and discharge control system of EDLC for compensation of output fluctuation in renewable energy source Kazuya Ushigome, Tsuyoshi Funaki (Osaka Univ) EE2011-39 |
An output fluctuation compensation system for renewable power generation is indispensable to balance power supply-demand... [more] | EE2011-39 pp.47-52 |
|
| NLP, CAS | 2010-08-03 09:00 |
Tokushima | Naruto University of Education | An Experimental Study on Mechanical Model for Understanding Power System Stability Yuko Omagari, Tsuyoshi Funaki (Osaka Univ.) CAS2010-47 NLP2010-63 |
It is difficult to understand the power system behavior intuitively due to its invisibility. The equivalent mechanical m... [more] | CAS2010-47 NLP2010-63 pp.73-78 |
| EMCJ, IEE-EMC | 2010-06-18 16:15 |
Osaka | Osaka Univ. | [Special Talk]
Phase coordinate conversion and balanced condition of power circuit Tsuyoshi Funaki (Osaka Univ.) EMCJ2010-20 |
The advent of inverter circuit brought the problem of common mode conduction noise from the power supply circuit to the ... [more] | EMCJ2010-20 pp.73-78 |
| SIP, CAS, CS | 2007-03-06 09:30 |
Tottori | Blancart Misasa (Tottori) | [Poster Presentation]
A Study on Thermal Conduction and Distribution in Package for SiC-SBD Tsuyoshi Funaki, Akira Nishio, Takashi Hikihara (Kyoto Univ.) CAS2006-98 SIP2006-199 CS2006-115 |
Electrical characeristics of semiconductor devices vary with temperature. Thermal influence becomes more important for S... [more] | CAS2006-98 SIP2006-199 CS2006-115 pp.29-34 |
| NLP | 2006-11-14 13:30 |
Okayama | A Study on Generation Mechanism of Subharmonic Oscillation in TCR-SVC Koto Nakagawa, Tsuyoshi Funaki, Takashi Hikihara (Kyoto Univ) |
[more] | NLP2006-85 pp.45-50 |
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| NLP, CAS | 2006-10-04 13:05 |
Osaka | A Study of the Power-Diode Model in Consideration of Reverse Recovery and Depletion Layer Charge Tsuyoshi Funaki, Takashi Sawada, Takashi Hikihara (Kyoto Univ.) |
In the switching circuits using power semiconductor devices, the reverse recovery of diodes produces an increase in the ... [more] | CAS2006-23 NLP2006-46 pp.13-18 |
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