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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 84  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
EE 2024-03-11
(Primary: On-site, Secondary: Online)
A power factor correction Circuit with supprressing the output voltage
Haruki Kanto, Takamune Kabashima, Yoichi Ishizuka (Nagasaki Univ.) EE2023-57
AC-DC conversion circuits are used in many electrical devices and must convert AC voltage to stable DC voltage. They als... [more] EE2023-57
EE, CPM, OME 2023-12-08
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
LLC Resonant Converter Considering Leakage Inductance of Current Doubler Rectifier
Koki Mori, Akito Tabata, Yoichi Ishizuka (Nagasaki Univ.) EE2023-34 CPM2023-90 OME2023-61
LLC resonant converters are widely used in various applications because of their relatively simple structure and high ef... [more] EE2023-34 CPM2023-90 OME2023-61
NLP, MSS 2023-03-16
(Primary: On-site, Secondary: Online)
[Invited Talk] Applying Machine Learning to Social Applications -- Attempts toward automation of tasks related to medical care, disaster prevention, and steel bridge maintenance --
Noritaka Shigei (Kagoshima Univ.), Yoichi Ishizuka, Satoshi Sugimoto (Nagasaki Univ.), Chihiro Morita (Univ. of Miyazaki), Masanobu Miyazaki (Miyazaki Medical Clinic), Shinichi Abe, Tomoya Nishino (Nagasaki University Hospital), Hiromi Miyajima (Kagoshima Univ.) MSS2022-86 NLP2022-131
In various fields of society, the utilization of machine learning (ML) for efficiency and automation is rapidly advancin... [more] MSS2022-86 NLP2022-131
SANE 2022-07-01
(Primary: On-site, Secondary: Online)
A study on traffic detection from the side by millimeter-wave radar
Toshifumi Moriyama, Daichi Tsurumoto, Takaya Higashida, Takafumi Fujimoto, Yoichi Ishizuka (Nagasaki Univ.) SANE2022-19
 [more] SANE2022-19
EE 2022-01-27
Online Online Analysis and Improvement Techniques for Power Consumption of Dual-Active-Bridge DC-DC Converter at Light-Load Condition
Masahiro Tajiri (Nagasaki Univ), Yuichi Ishihama (Microchip), Toshiro Hirose (Nishimu), Yoichi Ishizuka (Nagasaki Univ) EE2021-33
This paper presents an analysis of isolated Dual-Active-Bridge (DAB) DC-DC converters in which the input-output voltage ... [more] EE2021-33
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
EE 2021-01-25
Online Online (Zoom) Generalization Design of Dual Active Bridge DC-DC Converter for DC Power Distribution
Kenta Terada, Daisuke Nakashima (Nagasaki University), Hiroshige Yanagi (TDK-Lambda), Yoichi Ishizuka (Nagasaki University) EE2020-28
 [more] EE2020-28
EE 2021-01-25
Online Online (Zoom) A Reducing Capacitance Technique for DC-DC Converter in Automotive Application
Daisuke Nakashima, Kenta Terada, Yoichi Ishizuka (Nagasaki Univ.) EE2020-33
In this paper, a reducing output capacitance control technique achieves to reduce the value of output capacitance with s... [more] EE2020-33
(Cancelled but technical report was issued)
A Consideration of Loss Analysis Method for Magnetic Transformer in LLC DC-DC Converter
Fumiya Shiraishi, Fumiya Iwasaki, Yuichi Yokoi (Nagasaki Univ.), Takahiro Koga (ANSYS), Yoichi Ishizuka (Nagasaki Univ.) EE2019-77
LLC DC-DC converters can achieve high power density and high power efficiency, and are used in many applications. The po... [more] EE2019-77
EE, OME, CPM 2019-11-26
Tokyo Japan Society for the Promotiton of Machine Industry Feasibility Study of Variable Voltage Sources for IGBT Drive Circuits
Kazuto Ura, Yoichi Ishizuka (Nagasaki Univ.) EE2019-36 CPM2019-78 OME2019-22
High-power / high-voltage converters are used in housings for industrial and automotive applications, and insulated gate... [more] EE2019-36 CPM2019-78 OME2019-22
EE, OME, CPM 2019-11-26
Tokyo Japan Society for the Promotiton of Machine Industry Wireless Power Supply System for Sensors with Rectenna for Outdoor Wireless Sensor Networks
Ryoma Takaesu, Yoichi Ishizuka, Guan Chai-Eu, Takafumi Fujimoto, Satoshi Sugimoto, Shohei Iwasaki (Nagasaki Univ.) EE2019-37 CPM2019-79 OME2019-23
In this study, we propose a ground / soil monitoring system using wireless sensor network as a new countermeasure agains... [more] EE2019-37 CPM2019-79 OME2019-23
Shiga Ryukoku Extension Center, Ryukoku University Power Supply System for DC Microgrid with Triple Active Bridge Converter and Second Life Battery
Daisuke Yamashita, Yoichi Ishizuka (Nagasaki Univ.) EE2019-26
At present, DC microgrid systems that can integrate renewable energy at low cost and flexibly in various power situation... [more] EE2019-26
Shiga Ryukoku Extension Center, Ryukoku University Control Technique of Dual Active Bridge Maintaining Soft-Switching at Different Voltage Ratio
Takeshi Uchida, Yoichi Ishizuka (Nagasaki Univ.), Toshiro Hirose (Nishimu), Yuta Kotsubo (Nagasaki Univ.) EE2019-27
In recent years, solar power generation and electric vehicles have attracted attention. Such a system includes a power s... [more] EE2019-27
EE 2019-01-16
Kumamoto KCIC High Speed Response Controller for DC-DC Converter
Hirotaka Yamashita, Yoichi Ishizuka (Nagasaki Univ.), Yuichi Ishihama (Microchip Technology Japan K.K.) EE2018-40
Recently, electronic devices such as smartphones have become widespread. Also, from the viewpoint of environmental probl... [more] EE2018-40
EE, CPM, OME 2018-11-21
Tokyo Kikai-Shinko-Kaikan Bldg. LLC DC-DC Converter with Flyback-Operation for Expanding the Regulation Range
Hiroki Nakashima, Yoichi Ishizuka (Nagasaki Univ.), Hisatsugu Kato (Tabuchi Electric Co.,LTD) EE2018-26 CPM2018-54 OME2018-14
 [more] EE2018-26 CPM2018-54 OME2018-14
EE, CPM, OME 2018-11-21
Tokyo Kikai-Shinko-Kaikan Bldg. A Design for Series Inductance of Wide Band Frequency Range Active Bridge DC-DC Converter
Yohei Araki, Yoichi Ishizuka (Nagasaki Univ.), Eiji Tkegami (TDK-Lambda) EE2018-27 CPM2018-55 OME2018-15
 [more] EE2018-27 CPM2018-55 OME2018-15
Nagasaki   Utilization of rectenna in wireless sensor network for erosion monitoring
Shintaro Uto, Guan Chai Eu, Takafumi Fujimoto, Yoichi Ishizuka, Toshihiro Okumatsu, Tomoyuki Fujishima, Satoshi Sugimoto, Shohei Iwasaki (Nagasaki Univ.) WPT2018-13
In this study, a wireless sensor network system for erosion monitoring of the bridge is proposed. This system consists o... [more] WPT2018-13
ASN 2018-01-31
Oita Yufugo-kan (Oita) Rectenna for a Hard-Reset Circuit of Node Terminals in Wireles Sensor Network
Jumpei Miike, Takafumi Fujimoto, Yoichi Ishizuka, Fujishima Tomoyuki, Satoshi Sugimoto, Shouhei Iwasaki, Yuki Nishikawa (Nagasaki Univ.) ASN2017-113
Authors have proposed wireless sensor network for monitoring slope. When malfunctions occur in the node terminals, the t... [more] ASN2017-113
ASN 2018-01-31
Oita Yufugo-kan (Oita) Study of Wireless Sensor Network for Modeling of Slope Field
Yuki Nishikawa, Yoichi Ishizuka, Satoshi Sugimoto, Shohei Iwasaki, Takafumi Fujimoto, Tomoyuki Fujishima (Nagasaki Univ), Koichiro Yamashita, Takahisa Suzuki (Fujitsu Lab) ASN2017-115
This paper presents implementation report for slope monitoring on Wireless Sensor Network (WSN) system by use of IEEE802... [more] ASN2017-115
EE 2018-01-30
Oita Satellite Campus Oita Adaptive Controlled High Power Efficiency Dual Active Bridge DC-DC Converter
Soejima Takaaki, Yoichi Ishizuka (Nagasaki Univ.), Toshiro Hirose (Nishimu Electronics Industries Co.) EE2017-64
Hard switching and switching surge are critical issues in Dual Active Bridge (DAB) DC-DC converter under the light load.... [more] EE2017-64
 Results 1 - 20 of 84  /  [Next]  
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