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 Results 1 - 20 of 26  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
EE 2024-01-19
(Primary: On-site, Secondary: Online)
Modeling method that separates the main circuit and modulator of a digitally controlled switching converter
Takazumi Maeda, Hideaki Funaki, Yuichi Noge, Masahito Syoyama (Kyudai), Yu Yonezawa (Meidai), Akihiko Miyazawa (Model Core Institute) EE2023-47
To design a controller for a switching power supply, it is necessary to know the characteristics of the main circuit and... [more] EE2023-47
VLD, DC, RECONF, ICD, IPSJ-SLDM [detail] 2023-11-16
Kumamoto Civic Auditorium Sears Home Yume Hall
(Primary: On-site, Secondary: Online)
A multi bit PWM-DAC with calibration for quantum computing
Shunsuke Akahosh, Nobukazu Takai (KIT) VLD2023-56 ICD2023-64 DC2023-63 RECONF2023-59
We propose a structure and control method of a multi-bit PWMDAC for controlling qubits operating in a dilution refrigera... [more] VLD2023-56 ICD2023-64 DC2023-63 RECONF2023-59
EE 2023-01-19
Fukuoka Kyushu Institute of Technology
(Primary: On-site, Secondary: Online)
PWM Control of LLC Current Resonant Converters -- Constant voltage control by digital PID control --
So Yanagimoto, Terukazu Sato (Oita Univ) EE2022-40
LLC current-resonant DC-DC converters operating by the Pulse Frequency Modulation (PFM) method are compact, highly effic... [more] EE2022-40
EE, OME, CPM 2022-12-09
(Primary: On-site, Secondary: Online)
PWM Control of LLC Current Resonant Converters -- Constant voltage control by digital PI control --
Sou Yanagimoto, Sato Terukazu (Oita Univ) EE2022-21 CPM2022-76 OME2022-34
LLC current-resonant DC-DC converters that operate by pulse frequency modulation (PFM) are expected to be applied to var... [more] EE2022-21 CPM2022-76 OME2022-34
Online Online Digital Control of Secondary Side LC Resonant Converter -- Investigation of PWM control --
Sou Yanagimoto, Terukazu Sato (Oita Univ) EE2021-52
LC current resonant converters are expected to be applied to various circuits because of their small size, high efficien... [more] EE2021-52
EE 2020-01-15
Kagoshima HOUZAN HALL Improvement of transient response with estimated current for reference modified DC-DC converter control
Daiki Hoshino, Hidenori Maruta (Nagasaki Univ.) EE2019-50
This paper studies about a neural network control for digitally controlled method for PWM dc-dc converters. Especially, ... [more] EE2019-50
EE 2019-01-17
Kumamoto KCIC Investigation of high resolution digital PWM signal generator for switching power supply
Yudai Furukawa (Fukuoka Univ.), Hirokazu Nakamura, Haruhi Eto (Nagasaki Univ.), Fujio Kurokawa (NiAS) EE2018-51
This paper presents a novel high resolution DPWM circuit for 1 MHz digitally controlled dc-dc converter. The switching p... [more] EE2018-51
ICD, CPSY, CAS 2018-12-23
Okinawa   [Poster Presentation] FPGA Implementation of Digital Transmitters with RF Pulse-width Modulation
Kazuto Yoshida, Takao Kihara, Tsutomu Yoshimura (OIT) CAS2018-105 ICD2018-89 CPSY2018-71
Common RF transmitters consist of high-cost analog circuits and linear power amplifiers (PA) consuming much power. We ca... [more] CAS2018-105 ICD2018-89 CPSY2018-71
WBS 2017-10-12
Wakayama Rivage Spa Hikigawa (Nanki Shirahama) [Poster Presentation] Experimental Evaluation of PWM/DPAM Hybrid Dimming Control Method for DCSK
Yusuke Matsuda (TUS), Yusuke Kozawa (Ibaraki Univ.), Yohtaro Umeda (TUS) WBS2017-27
Digital color shift keying (DCSK) is a visible light communication (VLC) intensity modulation method, which can fulfill ... [more] WBS2017-27
WBS, RCC, ITS 2016-12-01
Kagawa Sunport Hall Takamatsu [Poster Presentation] A Study on Hybrid PWM/PAM Dimming Control for Digital Color Shift Keying Using RGB-LED Array
Jumpei Okumura, Yusuke Kozawa, Yohtaro Umeda (TUS) WBS2016-66 ITS2016-33 RCC2016-55
In this paper, we consider a hybrid pulse width modulation / pulse amplitude modulation (PWM/PAM) system for digital col... [more] WBS2016-66 ITS2016-33 RCC2016-55
EE, CPM 2015-02-27
Tokyo NTT Musashino R&D Center A Digital PFM Controller with Suppressed Time-Delay within 1μs
Hirotaka Nonaka, Akinori Hariya, Naoto Miyaki, Shogo Hirota, Yoichi Ishizuka (Nagasaki Univ.) EE2014-44 CPM2014-158
In this paper, a digital pulse width modulation (PFM) controller for the non-isolated DC-DC Converter has been proposed.... [more] EE2014-44 CPM2014-158
Kyoto Doshisha University An Application of a Proposed Digital Controller with Nano-second Delay for DC-DC Converters
Naoto Miyaki, Akinori Hariya, Hirotaka Nonaka, Yoichi Ishizuka (Nagasaki Univ.) EE2014-23
In recent years, switch mode power supplies are desired high power density. The key factors of the power density are hig... [more] EE2014-23
EE 2014-01-24
Miyazaki MIYAZAKI KANKO HOTEL A Digital Controller and Insulation Method with nsec-Order Delay for Isolated DC-DC Converters
Fumiaki Takenami, Naoto Miyaki, Kenji Mii, Yoichi Ishizuka (Nagasaki Univ.) EE2013-47
In recent years, electrical energy desired to use at high efficiency. In order to do so, it is important to improve the ... [more] EE2013-47
EE, CPM 2013-01-25
Kumamoto   On the effective number of bits of a buck converter with delta-sigma-modulation control
Yuuta Yonemitsu, Tetsuro Tanaka (Kagoshima Univ) EE2012-44 CPM2012-166
The objective of this report is to clarify the output resolution of a buck converter employing digital delta-sigma-modul... [more] EE2012-44 CPM2012-166
EE 2012-01-25
Nagasaki   Digital-analog hybrid controlled converter with hysteretic PWM method
Shimon Hattori, Yasuhiro Terashi, Takayuki Kuroki, Takashi Nabeshima, Terukazu Sato, Kimihiro Nishijima (Oita Univ.) EE2011-35
This paper presents a digital-analog hybrid control method for a buck converter to improve both the steady-state charact... [more] EE2011-35
EE, IEE-HCA 2011-05-27
Tokyo Kikai-Shinko-Kaikan Bldg. Digital Offset Control for DC-to-DC Converter
Takayuki Kuroki, Terukazu Sato, Kimihiro Nishijima, Takashi Nabeshima (Oita Univ.) EE2011-1
This paper presents a novel algorithm of a digital control that improves a steady-state error of a dc-to-dc switching co... [more] EE2011-1
EE 2009-10-09
Tokyo   Improvement in transient characteristics of digital-controlled DC-DC converter with PWM control of predicting switch timing
Takeshi Usuda (COSEL), Yoshiki Matsuo (Tokyo Univ. of Tech.), Takeshi Takayanagi, Yasuhiro Masuya (COSEL) EE2009-25
In general, transient characteristics necessary for dc-dc converter are input transient characteristic, load transient c... [more] EE2009-25
RECONF 2009-09-17
Tochigi Utsunomiya Univ. FPGA implementation and accuracy evaluation of a power-supply voltage control circuit
Masato Soejima, Junya Sakemi, Yuichiro Shibata, Fujio Kurokawa, Tsuyoshi Hamada, Tomonari Masada, Kiyoshi Oguri (Nagasaki Univ) RECONF2009-22
Demands for more steady and more efficient direct voltage power supplies
have been increasing in the context of energy ... [more]
EE 2009-02-13
Overseas Industrial Technology Research Institute New On-line Parameter Tuning Technique for Digital Power Converter with Predictive Peak Current Mode Control
Ye-Then Chang, Yen-Shin Lai (National Taipei Univ. of Tech.) EE2008-75
The objective of this paper is to present an on-line parameter tuning technique for digital power converter with predict... [more] EE2008-75
MBE 2008-01-25
Fukuoka Kyushu Univ. A Consideration to the time averaging method which is applied for Hearing disability
Yoshiaki Shinohara, Toshihiro Nishimura (Waseda Univ.) MBE2007-79
Not only organic disease also Hearing disability is critical issue in aging society. In recent years,It is becoming po... [more] MBE2007-79
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