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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 26  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
EE 2024-03-11
11:05
Tokyo
(Primary: On-site, Secondary: Online)
Steering of the economy for a country to prosper with power electronics as a key infrastructure
Daisuke Arai, Yu Yonezawa, Jun Imaoka, Masayoshi Yamamoto (Nagoya Univ.)
(To be available after the conference date) [more]
EE 2024-03-11
11:30
Tokyo
(Primary: On-site, Secondary: Online)
Proposal of matrix transformer for LLC DCX capable of integrated output-terminations and equal-length wiring for secondary SR gate driving
Atsushi Hasenuma, Yusuke Sawada, Jun Imaoka, Masayoshi Yamamoto (Nagoya Univ.)
 [more]
EE, CPM, OME 2023-12-09
09:30
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
Interleaved Flyback PFC Rectifier with Integrated Transformer
Haruki Hirasawa, Sihoon Choi, Roque Karl Raymond Dela Cruz, Yu Yonezawa, Jun Imaoka, Masayoshi Yamamoto (Nagoya Univ.) EE2023-35 CPM2023-91 OME2023-62
 [more] EE2023-35 CPM2023-91 OME2023-62
pp.58-61
EE, IEE-SPC 2023-07-20
13:00
Hyogo
(Primary: On-site, Secondary: Online)
[Invited Talk] Latest Trends in Automotive Power Electronics and Application of Magnetic Components
Jun Imaoka (NU) EE2023-9
Recently, achieving carbon neutrality which means balancing CO2 emissions and absorption is a global concern. Especially... [more] EE2023-9
pp.1-50
EE 2023-01-20
16:05
Fukuoka Kyushu Institute of Technology
(Primary: On-site, Secondary: Online)
Behavior of power MOSFETs driving 13.56MHz series LC resonant inverters
Daisuke Arai, Aoi Oyane, Yu Yonezawa, Jun Imaoka, Masayoshi Yamamoto (Nagoya Univ.) EE2022-54
The behavior of SiC-MOSFETs was analyzed using semiconductor device simulation (TCAD) in a series LC resonant inverter o... [more] EE2022-54
pp.157-162
EE, OME, CPM 2022-12-09
15:30
Tokyo
(Primary: On-site, Secondary: Online)
The Role of Governments and Central Banks in the Era of Providing Public Subsidies to Semiconductor Factories
Daisuke Arai, Yu Yonezawa, Jun Imaoka, Masayoshi Yamamoto (Nagoya Univ.) EE2022-28 CPM2022-83 OME2022-41
This paper is a continuation of the contents presented in the past EE meetings (held on November 18, 2021, January 28, 2... [more] EE2022-28 CPM2022-83 OME2022-41
pp.53-58
EE, WPT
(Joint)
2022-10-06
10:05
Osaka
(Primary: On-site, Secondary: Online)
Changes in the Bank's Management of Funds Caused by the Shrinking Balance Sheets of Japan's Electronics Companies
Daisuke Arai, Yu Yonezawa, Jun Imaoka, Masayoshi Yamamoto (Nagoya Univ.) EE2022-14
This paper is a continuation of the contents presented at previous EE meetings (held on November 18, 2021, January 28, 2... [more] EE2022-14
pp.1-6
EE, IEE-SPC 2022-07-14
13:55
Aichi WINC AICHI
(Primary: On-site, Secondary: Online)
Financial Deterioration of Japanese Electronics Firms since the 1990s and Bank Lending Trends
Daisuke Arai, Yu Yonezawa, Jun Imaoka, Masayoshi Yamamoto (Nagoya Univ.) EE2022-8
This paper is a continuation of the contents presented at previous EE meetings (held on November 18, 2021, January 28, 2... [more] EE2022-8
pp.1-6
EE, IEE-SPC
(Joint)
2022-03-10
15:20
Online Online The Trends of Balance Sheets for Japanese Electronics Companies in the Early 21st Century
Daisuke Arai, Yu Yonezawa, Jun Imaoka, Masayoshi Yamamoto (Nagoya Univ.) EE2021-56
This paper is a continuation of the content presented at previous EE meetings (held on November 18, 2021 and January 28,... [more] EE2021-56
pp.23-28
EE, OME, CPM 2021-11-18
14:50
Online Online Impact of Covid-19 Shock on Power Electronics and Semiconductor Shortage
Daisuke Arai, Yu Yonezawa, Jun Imaoka, Masayoshi Yamamoto (Nagoya Univ.) EE2021-27 CPM2021-45 OME2021-21
In March 2020, a global stock market crash occurred as a result of the spread of Covid-19. However, the stock prices rec... [more] EE2021-27 CPM2021-45 OME2021-21
pp.51-56
EE 2021-01-25
13:55
Online Online (Zoom) Analysis on the turn-on transient of cascode connected Polarization Super-Junction GaN-FET
Daisuke Arai (Nagoya Univ.), Yusuke Kamiyama, Shuichi Yagi, Hiroji Kawai, Hironobu Narui (POWDEC), Jun Imaoka, Masayoshi Yamamoto (Nagoya Univ.) EE2020-32
The turn-on transient of the cascode connected Polarization Super-Junction (PSJ) GaN-FET with 1200V class has been inves... [more] EE2020-32
pp.47-52
EE, OME, CPM 2019-11-26
15:15
Tokyo Japan Society for the Promotiton of Machine Industry Investigation of DC Biased Magnetization Effect for Integrated Magnetic Components Used in DC-DC Converters
Qiang Lin, Shuaitao Zhang, Baihua Zhang (Kyushu Univ.), Jun Imaoka (Nagoya Univ.), Masahito Shoyama (Kyushu Univ.) EE2019-46 CPM2019-88 OME2019-32
High step-up converters have been widely used in renewable energy systems and automotive applications. In these applicat... [more] EE2019-46 CPM2019-88 OME2019-32
pp.57-62
EE 2018-01-29
10:45
Oita Satellite Campus Oita Performance Improvement of Series-Parallel Combined Resonant Circuit Using Asymmetric Rotary Transformer Used for Ultrasonic Spindle Drive
Jun Imaoka, Yuya Tsukagoshi, Masahito Shoyama (Kyushu Univ.) EE2017-45
A spindle using an ultrasonic transducer is used to precisely process hard brittle materials such as hard ceramics or di... [more] EE2017-45
pp.17-22
EE 2018-01-30
10:00
Oita Satellite Campus Oita Measuring Method for DC Bias Characteristics for Integrated Magnetic Components Used in Multi-Phase DC/DC Converters
Kenkichiro Okamoto, Jun Imaoka, Masahito Shoyama (Kyushu Univ.) EE2017-66
As a miniaturization method of the DC/DC converter, the multiphase circuit and utilizing integrated magnetic component h... [more] EE2017-66
pp.139-144
EE 2018-01-30
14:05
Oita Satellite Campus Oita Current-Mode Digital Control Method for High Frequency DC-DC Converter
Reo Takiguchi, Atsushi Mishima, Jun Imaoka, Masahito Shoyama (Kyushu Univ.), Akihiro Yamaguchi, Tomonori Kimura (DENSO Corp.) EE2017-72
In recent years, switching frequency of Switched-Mode Power Supplies (SMPS) has been getting higher and digital control ... [more] EE2017-72
pp.171-176
EE 2018-01-30
14:40
Oita Satellite Campus Oita Limit Operating Frequency of Peak Current Mode Control DC-DC Converter Considering Turn-Off Delay Time
Ryo Ute, Kazuya Fujiwara, Jun Imaoka, Masahito Shoyama (Kyushu Univ.) EE2017-73
Peak current mode control is a widely used control method for DC-DC converter because it has higher stability and respon... [more] EE2017-73
pp.177-182
EE, WPT
(Joint)
2017-10-17
12:40
Miyagi Tohoku Univ. Noise Reduction in High Frequency Band of Conducted Noise Spectrum by Switching Waveform Control -- Proposal of Noise Suppression Mechanism and Simulation Analysis --
Yushi Shimada, Jun Imaoka, Masahito Shoyama (Kyushu Univ.), Kazuaki Mino, Yuki Ishikura (MMC) EE2017-33
In recent years, the application of high-performance devices such as SiC and GaN has attracted attention. For their feat... [more] EE2017-33
pp.13-18
EE, WPT, IEE-SPC [detail] 2017-07-27
14:20
Tokyo Kikai-Shinko-Kaikan Bldg. Study of Spike Current Issue at Input Voltage Zero-crossing of Totem-pole Bridgeless PFC Converter
Baihua Zhang, Qiang Lin, Jun Imaoka, Masahito Shoyama (Kyushu Univ.), Satoshi Tomioka, Eiji Takegami (TDK-Lambda) EE2017-17 WPT2017-22
Comparing with conventional PFC converter, the Totem-pole bridgeless PFC converter is able to achieve a better efficienc... [more] EE2017-17 WPT2017-22
pp.49-53
EE 2017-01-26
13:10
Nagasaki Nagasaki University Empirical Evaluation of Modeling and Design Method of DC Bias Characteristic in Dust Core Material
Kenkichiro Okamoto, Jun Imaoka, Masahito Shoyama (Kyushu Univ.) EE2016-54
In this paper, a novel modeling method of DC superimposition characteristic in dust core materials and the design method... [more] EE2016-54
pp.33-38
EE 2017-01-27
10:30
Nagasaki Nagasaki University Derivation of Transfer Function of LLC Current Resonant Converter Using Numerical Computation
Yusuke Yamashita, Jun Imaoka, Masahito Shoyama (Kyushu Univ.), Yu Yonezawa, Yoshiyasu Nakashima (Fujitsu lab) EE2016-79
 [more] EE2016-79
pp.163-168
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