Osami Wada

Profile Information

Affiliation: Professor, Graduate School of Engineering, Department of Electrical Engineering, Kyoto University

Degree: 工学博士(京都大学)

ORCID ID: https://orcid.org/0000-0002-8869-4785
J-GLOBAL ID: 201401033035753625
researchmap Member ID: 7000008279

1981年3月京都大学工学部電子工学科卒業
1983年3月京都大学大学院工学研究科電子工学専攻修士課程修了
1987年11月同/博士課程修了
1988年1月岡山大学工学部助手、同年4月同大学大学院自然科学研究科助手
1989年6月岡山大学工学部講師
1992年4月同/助教授、改組により2001年4月大学院自然科学研究科助教授
2005年4月京都大学大学院工学研究科電気工学専攻教授。現在に至る。

Research Areas

Manufacturing technology (mechanical, electrical/electronic, chemical engineering) / Electronic devices and equipment /

Papers

149

An Adaptive-Sampling Digital LDO with Statistical Comparator Selection Achieving 99.99% Maximum Current Efficiency and 0.25ps FoM in 65nm

Shun Yamaguchi, Takashi Hisakado, Osami Wada, Mahfuzul Islam

2023 IEEE Asian Solid-State Circuits Conference (A-SSCC), Nov 5, 2023
CMOS Temperature Sensor Utilizing Gate-length-based Threshold Voltage Modulation

Mahfuzul Islam, Shogo Harada, Takashi Hisakado, Osami Wada

2023 21st IEEE Interregional NEWCAS Conference (NEWCAS), Jun 26, 2023
Real-time Temperature Estimation of SiC MOSFETs Using Gate Voltage at Zero-current Switching for Inverter Applications

Raul R. Rodriguez G., Mahfuzul Islam, Takashi Hisakado, Osami Wada

2023 11th International Conference on Power Electronics and ECCE Asia (ICPE 2023 - ECCE Asia), May 22, 2023
Wide-range and low supply dependency MOSFET-basXDed temperature sensor utilizing statistical properties of scaled MOSFETs

Shinichi Ota, Mahfuzul Islam, Takashi Hisakado, Osami Wada

Japanese Journal of Applied Physics, 62(SC), Apr, 2023
A Fully Synchronous Digital LDO with Built-in Adaptive Frequency Modulation and Implicit Dead-Zone Control

Shun Yamaguchi, Mahfuzul Islam, Takashi Hisakado, Osami Wada

Proceedings of the Asia and South Pacific Design Automation Conference, ASP-DAC, 186-187, Jan 16, 2023
Demonstration of Order Statistics Based Flash ADC in a 65nm Process

Mahfuzul Islam, Takehiro Kitamura, Takashi Hisakado, Osami Wada

Proceedings of the Asia and South Pacific Design Automation Conference, ASP-DAC, 188-189, Jan 16, 2023
Global stabilization for nonlinear two-port characteristics of bidirectional DC/DC converter and its application to peer-to-peer energy transfer

Kenta Yamamoto, Takashi Hisakado, Mahfuzul Islam, Osami Wada

Nonlinear Theory and Its Applications, IEICE, 14(2) 292-307, 2023
Single-Conductor Transmission-Line Model for Bent Wire Structures

Daiki Tashiro, Kana Sameshima, Takashi Hisakado, A. K. M. Mahfuzul Islam, Osami Wada

IEEE Transactions on Electromagnetic Compatibility, 1-14, 2023
Tubular Wave Couplerの妨害波注入特性の試験系依存性

矢野佑典, 遠藤光太, 和田修己

電子情報通信学会論文誌B 通信, J105-B(8) 621-628, Aug, 2022 Peer-reviewed
Circuit analysis of radiation reaction in metamaterials by retarded electromagnetic coupling

Ryoma Nakata, Takashi Hisakado, Tohlu Matsushima, Osami Wada

IET CIRCUITS DEVICES & SYSTEMS, 16(4) 311-321, Jul, 2022 Peer-reviewed
<高校生のページ>電気電子工学とは? その面白さと守備範囲

和田修己

Cue, 47 59-63, Mar, 2022
Compensating Method of Equivalent Current Sources of LSI-Core Macromodel Considering Voltage Fluctuations in On-Chip Power Distribution Network

Hiroshi Tanaka, Tohlu Matsushima, Yusuke Yano, Osami Wada

IEEE TRANSACTIONS ON ELECTROMAGNETIC COMPATIBILITY, 1-7, Mar, 2022 Peer-reviewed
TDR測定時における配電設備の反射特性の定量評価

上嶋宏明, 松嶋徹, 久門尚史, 和田修己

電気学会論文誌Ｂ（電力・エネルギー部門誌）, 142(2) 139-149, Feb, 2022 Peer-reviewed
Performance Improvement of Order Statistics Based Flash ADC Using Multiple Comparator Groups

Takehiro Kitamura, Mahfuzul Islam, Takashi Hisakado, Osami Wada

20th IEEE International Interregional NEWCAS Conference, NEWCAS 2022 - Proceedings, 1-4, 2022
Low-Power Design of Digital LDO With Non-linear Symmetric Frequency Generation

Shun Yamaguchi, Mahfuzul Islam, Takashi Hisakado, Osami Wada

IEEE Transactions on Circuits and Systems II: Express Briefs, 1-1, 2022 Peer-reviewed
Order Statistics Based Low-power Flash ADC with On-chip Comparator Selection

Takehiro KITAMURA, Mahfuzul ISLAM, Takashi HISAKADO, Osami WADA

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 2022 Peer-reviewed
A process scalable voltage-reference-free temperature sensor utilizing MOSFET threshold voltage variation

Shogo Harada, Mahfuzul Islam, Takashi Hisakado, Osami Wada

2021 IEEE Asian Solid-State Circuits Conference (A-SSCC), Nov 7, 2021 Peer-reviewed
マクスウェル方程式と電気回路

久門尚史, イスラムマーフズル, 和田修己

電気学会研究会資料. EMT = The papers of technical meeting on electromagnetic theory, IEE Japan / 電磁界理論研究会 [編], 2021(51-83) 39-44, Nov, 2021
事故前通電状態と事故後停電状態のTDR波形比較による架空配電系統の事故点標定

竹谷大輔, 笹岡毅志, 加用随縁, 松嶋徹, 久門尚史, 和田修己

電気学会論文誌Ｂ（電力・エネルギー部門誌）, 141(9) 590-596, Sep, 2021 Peer-reviewed
不平衡度制御によるLVDSのコモンモード低減法

和田修己, 齊藤大晃, 矢野佑典, 久門尚史, 松嶋徹

電子情報通信学会論文誌B 通信, J104-B(6) 453-460, Jun, 2021 Peer-reviewed

Misc.

333

Temperature sensing method utilizing a statistical property of sub-threshold MOSFET currents

2022 201-206, Aug 24, 2022
Low-Power Design of Digital LDO with Adaptive Frequency Scaling based on MOSFETs' subthreshold current

2022 113-119, Aug 24, 2022
Modeling of multi circuit switch for TDR measurement in underground distribution system

山中優, 東山昇一, 稲岡優子, 久門尚史, 和田修己, 松嶋徹

電気学会全国大会講演論文集(CD-ROM), 2020, 2020
Path selection of TDR measurement by ferrite core for underground cable line having branch at multi-circuit switch

山中優, 東山昇一, 稲岡優子, 松嶋徹, 久門尚史, 和田修己

電気設備学会全国大会講演論文集, 38th, 2020
MOSFETの統計的選択によるレファレンス不要なCMOS温度センサの設計—Design of Reference-free CMOS Temperature Sensor with Statistical MOSFET Selection—VLSI設計技術 ; デザインガイア2019 : VLSI設計の新しい大地

原田彰吾, イスラムマーフズル, 久門尚史, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, 119(282) 51-56, Nov, 2019
伝搬遅延を含む等価回路モデルの遅延微分方程式を用いた時間領域解析—Time Domain Analysis of Equivalent Circuit Model with Retardation by Delayed Differential Equations—システム数理と応用

秋丸大甫, 久門尚史, イスラムマフズル, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, 119(156) 55-60, Jul, 2019
容量結合を用いたTDR測定による事故点標定装置の架空配電系統における有効性検証

上嶋宏明, 林俊弘, 森田智比古, 松嶋徹, 久門尚史, 和田修己, 佐々木祐輔, 津田直孝, 三田慎一

電気設備学会全国大会講演論文集, 37th, 2019
事故の瞬間における容量結合のTDR測定による架空配電系統の短絡および地絡事故点の標定

上嶋宏明, 林俊弘, 森田智比古, 松嶋徹, 久門尚史, 和田修己, 佐々木祐輔, 津田直孝, 三田慎一

電気学会電力・エネルギー部門大会論文集(CD-ROM), 2019, 2019
Formulation of Radiation Reaction and Scattering in Finite Length Single-Conductor Transmission Line Model

田代大貴, 久門尚史, 松嶋徹, 和田修己

電子情報通信学会技術研究報告, 119(242(MW2019 65-99)), 2019
Relation between Voltage Fluctuations of Internal Terminals and Output Terminal of Linear Regulator

藤木克昌, 松嶋徹, 久門尚史, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, 117(510) 31-36, Mar 16, 2018
High frequency decoupling for reduction of common-mode current of three-phase inverter

藤井志貴, 松嶋徹, 久門尚史, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, 117(510) 37-42, Mar 16, 2018
Evaluation of Correlation between Reference and a Group of EMC Test Sites for in-vehicle Equipment : Validation of Reference Data in CISPR 25 Annex J

鵜生高徳, 前田幸司, 田中稔泰, 奥田徳嗣, 和田修己

電気学会研究会資料. EMC = The papers of technical meeting on electromagnetic compatibility, IEE Japan, 2017(68) 75-80, Dec 15, 2017
Evaluation of Correlation between Reference and a Group of EMC Test Sites for in-vehicle Equipment : Validation of Reference Data in CISPR 25 Annex J

鵜生高徳, 前田幸司, 田中稔泰, 奥田徳嗣, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, 117(357) 75-80, Dec 15, 2017
Relation between parasitic coupling around power MOSFET and excitation of common-mode voltage

松嶋徹, 黒柳貴夫, 久門尚史, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, 117(317) 13-18, Nov 21, 2017
Formulation of Radiation Loss in Single Conductor Transmission Line Model

久門尚史, 木村琢也, 松嶋徹, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, 117(289) 131-136, Nov 9, 2017
Formulation of Radiation Loss in Single Conductor Transmission Line Model

久門尚史, 木村琢也, 松嶋徹, 和田修己

電気学会研究会資料. EMT = The papers of technical meeting on electromagnetic theory, IEE Japan, 2017(103) 131-136, Nov 9, 2017
Improved shunt-type AAN and its characteristics

篠塚隆, 藤井勝巳, 髙谷和宏, 秋山佳春, 杉浦行, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, 117(76) 13-18, Jun 5, 2017
コモンモードノイズ低減のための降圧コンバータ近傍に存在する寄生容量の位置調整

松嶋徹, 黒柳貴夫, 久門尚史, 和田修己

エレクトロニクス実装学術講演大会講演論文集, 31 320-321, Jan, 2017
Theoretical study of EUT setup in the LAS measurement

篠塚隆, 藤井勝巳, 杉浦行, 和田修己

電気学会研究会資料. EMC = The papers of technical meeting on electromagnetic compatibility, IEE Japan, 2016(72) 31-36, Dec 16, 2016
Theoretical study of EUT setup in the LAS measurement

篠塚隆, 藤井勝巳, 杉浦行, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, 116(370) 31-36, Dec 16, 2016

Presentations

Formulation of Radiation Reaction and Scattering in Finite Length Single-Conductor Transmission Line Model

田代大貴, 久門尚史, 松嶋徹, 和田修己

電子情報通信学会技術研究報告, 2019
High frequency decoupling for reduction of common-mode current of three-phase inverter

藤井志貴, 松嶋徹, 久門尚史, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, Mar 16, 2018, 電子情報通信学会
Relation between Voltage Fluctuations of Internal Terminals and Output Terminal of Linear Regulator

藤木克昌, 松嶋徹, 久門尚史, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, Mar 16, 2018, 電子情報通信学会
Evaluation of Correlation between Reference and a Group of EMC Test Sites for in-vehicle Equipment : Validation of Reference Data in CISPR 25 Annex J

鵜生高徳, 前田幸司, 田中稔泰, 奥田徳嗣, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, Dec 15, 2017, 電子情報通信学会
Evaluation of Correlation between Reference and a Group of EMC Test Sites for in-vehicle Equipment : Validation of Reference Data in CISPR 25 Annex J

鵜生高徳, 前田幸司, 田中稔泰, 奥田徳嗣, 和田修己

電気学会研究会資料. EMC = The papers of technical meeting on electromagnetic compatibility, IEE Japan, Dec 15, 2017, 電気学会
Relation between parasitic coupling around power MOSFET and excitation of common-mode voltage

松嶋徹, 黒柳貴夫, 久門尚史, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, Nov 21, 2017, 電子情報通信学会
Formulation of Radiation Loss in Single Conductor Transmission Line Model

久門尚史, 木村琢也, 松嶋徹, 和田修己

電気学会研究会資料. EMT = The papers of technical meeting on electromagnetic theory, IEE Japan, Nov 9, 2017, 電気学会
Formulation of Radiation Loss in Single Conductor Transmission Line Model

久門尚史, 木村琢也, 松嶋徹, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, Nov 9, 2017, 電子情報通信学会
Improved shunt-type AAN and its characteristics

篠塚隆, 藤井勝巳, 髙谷和宏, 秋山佳春, 杉浦行, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, Jun 5, 2017, 電子情報通信学会
Theoretical study of EUT setup in the LAS measurement

篠塚隆, 藤井勝巳, 杉浦行, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, Dec 16, 2016, 電子情報通信学会
Theoretical study of EUT setup in the LAS measurement

篠塚隆, 藤井勝巳, 杉浦行, 和田修己

電気学会研究会資料. EMC = The papers of technical meeting on electromagnetic compatibility, IEE Japan, Dec 16, 2016, 電気学会
Modeling and Prediction of Electromagnetic Immunity for Automotive Sensor Integrated Circuits

細川秀記, 西部祐司, 間瀬徳之, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, Nov 25, 2016, 電子情報通信学会
Results of EMC round robin test on emission and immunity test(2)Radiated immunity round robin test

奥田徳嗣, 井上正弘, 志田浩義, 二宮寿, 正岡賢治, 山中稔, 和田修己

電気学会研究会資料. EMC = The papers of technical meeting on electromagnetic compatibility, IEE Japan, Oct 20, 2016, 電気学会
Results of EMC round robin test on emission and immunity test(2)Radiated immunity round robin test

奥田徳嗣, 井上正弘, 志田浩義, 二宮寿, 正岡賢治, 山中稔, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, Oct 20, 2016, 電子情報通信学会
Results of EMC round robin test on emission and immunity test(2)Radiated immunity round robin test

奥田徳嗣, 井上正弘, 志田浩義, 二宮寿, 正岡賢治, 山中稔, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, Oct 20, 2016, 電子情報通信学会
Results of EMC round robin test on emission and immunity test(2)Radiated immunity round robin test

奥田徳嗣, 井上正弘, 志田浩義, 二宮寿, 正岡賢治, 山中稔, 和田修己

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報, Oct 20, 2016, 電子情報通信学会
Bore Sighting Method and Its Simplification for Radiated Emission Measurement above 1 GHz Band

MINEMATSU Ikuya, HORIUCHI Tatsuro, KITADA Hiroshi, YOSHIWARA Masaru, KAJITA Yukio, NAKAMURA Tetuya, NINOMIYA Hisashi, WADA Osami

IEICE technical report. EMD, Jul 13, 2012, The Institute of Electronics, Information and Communication Engineers
Equivalent Circuit Models of Capacitance and Inductance at Resonance Based on Electric and Magnetic Energy

NISHIMOTO Taiki, ASAI Rikiya, MATSUSHIMA Tohlu, HISAKADO Takashi, WADA Osami

IEICE technical report. Electromagnetic compatibility, Jul 12, 2012, The Institute of Electronics, Information and Communication Engineers
Bore Sighting Method and Its Simplification for Radiated Emission Measurement above 1 GHz Band

MINEMATSU Ikuya, HORIUCHI Tatsuro, KITADA Hiroshi, YOSHIWARA Masaru, KAJITA Yukio, NAKAMURA Tetuya, NINOMIYA Hisashi, WADA Osami

IEICE technical report. EMD, Jul, 2012, The Institute of Electronics, Information and Communication Engineers
電磁界エネルギーを用いた共振時のキャパシタンスとインダクタンスの等価回路モデル化 (環境電磁工学)

西本太樹, 浅井力矢, 松嶋徹, 久門尚史, 和田修己

電子情報通信学会技術研究報告 : 信学技報, Jul, 2012

Research Projects

Design and Integration of Power Line Circuit for SiC Power Devices Considering EMC

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, 2006 - 2008

HIKIHARA Takashi, WADA Osami, KIMOTO Tsunenobu, FUNAKI Tsuyoshi, SUSUKI Susuki Yoshihiko
Development of hexagonal ferrite materials for electronic devices used at high frequency of GHz range on the basis of research on phase diagrams

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, 2005 - 2006

TAKADA Jun, FUJII Tatsuo, WADA Osami, NAKANISHI Makoto, KUSANO Yoshihiro
Prediction of Far-Field EMI from Printed Circuit Boards by Means of Near-Field Measurement

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 1999 - 2000

WADA Osami, MIYASHITA Takuya, TOYOTA Yoshitaka, KOGA Ruji
In Situ and non-contact monitoring of gas-flux to atmosphere with diode lasers

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 1999 - 2000

KOGA Ryuji, KAGAWA Naoki, TOYOTA Yoshitaka, WADA Osami
Multi Channel Wavelength-Selective Optical Filter Using Pillbox Resonator

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 1997 - 1998

WADA Osami, KOGA Ryuji
EMC-Conscious Designing Procedure of Digital Electronic Devices and the Development of EMI Simulators

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, 1996 - 1997

KOGA Ryuji, KAGAWA Naoki, WANG Ming, WADA Osami
水田における大気中メタンの野外・実時間計測

科学研究費助成事業, 重点領域研究, 日本学術振興会, 1991 - 1991

古賀隆治, 佐野博也, 小坂恵, 和田修己
Development of a Device for Trace Gas Concentration Measurement Based on the Quick Scanning Tunable Diode Absorption Spectrometry

Grants-in-Aid for Scientific Research, Grant-in-Aid for Developmental Scientific Research, Japan Society for the Promotion of Science, 1989 - 1991

KOGA Ryuji, WADA Osami, SANO Hiroya, KOSAKA Megumi