Track 1

Prof. Haruo Kobayashi (SMIEEE)

Gunma University, Japan

Biography: Haruo Kobayashi received the B.S. and M.S. degrees in information physics from University of Tokyo in 1980 and 1982 respectively, the M.S. degree in electrical engineering from University of California, Los Angeles (UCLA) in 1989, and the Ph. D. degree in electrical engineering from Waseda University in 1995. He joined Yokogawa Electric Corp. Tokyo, Japan in 1982, and was engaged in research and development related to measuring instruments and mini-supercomputer. In 1997, he joined Gunma University and presently is a Professor in Division of Electronics and Informatics there. His research interests include mixed-signal integrated circuit design & testing, and signal processing algorithms. He has published more than 120 journal papers and 450 international conference papers. Also he has supervised 16 Ph. D. students and 150 M. S. Students. He received the Yokoyama Award in Science and Technology in 2003. He is a Senior Member of IEEE.
Speech Title: Revisit to RC Linear Circuit Theory (More)


Prof. Ken-ya Hashimoto (FIEEE)

University of Electronic Science and Technology of China

Biography: Ken-ya Hashimoto was born in Fukushima, Japan, in March 2, 1956.He received the B.S. and M.S. degrees in electrical engineering from ChibaUniversity, Chiba, Japan, in 1978 and 1980, respectively, and the D.Eng. degreefrom the Tokyo Institute of Technology, Tokyo, Japan, in 1989.He joinedChiba University as a Research Associate in 1980 and retired there as aProfessor Emeritus in 2021. From 2013 to 2015, he was the Director of theCenter for the Frontier Science with Chiba University. Right after retirement,he moved to the University of Electronic Science and Technology of China(UESTC), Chengdu, China, as a Professor. He had Visiting Professor/Researcherpositions in various institutions, such as the Helsinki University ofTechnology, Espoo, Finland, in 1998, the Laboratoire de Physique et Metrologiedes Oscillateurs, CNRS, Besancon, France, in 1998/1999, Johannes KeplerUniversity, Linz, Austria, in 1999 and 2001, the Institute of Acoustics,Chinese Academy of Science, Beijing, China, from 2005 to 2006, UESTC from 2009to 2012, and the Shanghai Jiao Tong University, Shanghai, China, in 2015.He servedas a Guest Coeditor of the IEEE Transactions on Microwave Theory and TechniquesSpecial Issue on Microwave Acoustic Wave Devices for Wireless Communications in2001, and a Publicity Cochair of the 2002, 2015 and 2021 IEEE InternationalUltrasonics Symposia, an International Distinguished Lecturer of the IEEEUltrasonics, Ferroelectrics, and Frequency Control (UFFC) Society from 2005 to2006, an Administrative Committee Member of the IEEE UFFC Society from 2007 to2009 and from 2014 to 2016, a Distinguished Lecturer of the IEEE ElectronDevices Society from 2007 to 2009, and a General Cochair of the 2011 and 2018IEEE International Ultrasonics Symposia.Hereceived IEEE Fellow in 2005 (now IEEE Life Fellow), the Ichimura IndustrialAward from the New Technology Development Foundation for Development of OptimalSubstrate 42-LT for Radio Frequency Surface Acoustic Wave Devices in 2015, TheCommendation for Science and Technology by the Minister of Education, Culture,Sports, Science and Technology for Research on High Performance Radio FrequencySurface Acoustic Wave Devices in 2018, and the Distinguished Service Award fromthe IEEE UFFC Society in 2019.His current researchinterests include simulation and design of various high-performance surface andbulk acoustic wave devices, acoustic wave sensors and actuators, piezoelectricmaterials, and RF circuit design.
Speech Title: Radio Frequency Acoustic Wave Devices in RF Front-End in Mobile Communications --- Why Unavoidable? (More)


Prof. Yoshiaki Daimon Hagiwara (FIEEE)

Sojo University, Japan

Biography: Yoshiaki Daimon Hagiwara graduated California Institute of Technology (Caltech) in Pasadena California USA with BS71 with honor, MS1972 and PhD1975. While working at Sony in Japan during 1975 till 2008, he was engaged in the early developments of image sensor and the digital camera chip set including the ADC, DRAM and high-speed Cache SRAM buffer memory chips and digital processor chips used for the AIBO, PS2 and PS3 cells. He was invited to talk at IEEE sponsored CCD’79, ECS1980, ESSCIRC2001, ESSCIRC2008 and ISSCC2013 conferences for his works at Sony.
In 1992, he also served as a member of JEDEC memory standardization committee and also as the IEC TC47 technical committee chair of the international standard committee (IEC). He also served as the international program chair and an operational committee member in IEEE EDS sponsored ICMTS conferences since 1991 till 2008, IEEE ISSCC conferences for which he served as the ISSCC Asian Committee chair and also as the ISSCC international technical program (ITC) chair in series. He was also a member of the PC and OC since 1991 and now an advisory committee member of IEEE Cool Chips conferences.
In 2008 he founded and worked as the president in the artificial intelligent partner system laboratory (AIPLAB consortium), a nonprofit research organization (NPO) registered by Kanagawa prefecture government in Japan.
Since 1998 till 1999, he served as a visiting professor at Prof. C. A. Mead Lab of the electrical department at Caltech and also at Prof. T.C. McGill Lab of the applied physics department at Caltech. Since 2003 till 2006, he served also as a visiting professor at Prof. H. Kobayashi Lab in the electronic engineering department at Gunma University in Japan.
Since 2009 till 2017, he taught graduate and undergraduate students as a full professor of the information science department at Sojo University in Kumamoto city Japan. Currently he is serving as a specially appointed professor at the president office in Sojo University and also as a member of the educational committee in Society of Semiconductor Industry Specialists (SSIS) in Japan. He is a Caltech Distinguished Alumni and an IEEE Life Fellow.
Speech Title: Artificial Intelligent Partner System (AIPS) with Pinned Photodiode used for Robot Vision and Solar Panel (More)


Dr. Hitoshi Aoki (SMIEEE)

Rohm Semiconductor, Japan

Biography: Dr. Hitoshi Aoki is a technical adviser at Rohm Co. Itd. He had been a professor at Teikyo Heisei University and Gunma University in Japan. He has over 35 years of device modeling experience in electronic industries. Prior to his carrier with Universities, Dr. Aoki founded a modeling company, MoDeCH Inc. in 2002, where he is now an Executive Advisor Consultant. Previously, he had been working at some leading companies of electronics in both the U.S.A. and Japan including the ULSI Research Laboratory of Hewlett-Packard Laboratories U.S.A, Agilent Technology, and Hewlett-Packard Japan. He authored and coauthored two books related to compact modeling and more than 130 technical papers. Dr. Aoki is a senior member of IEEE.
Speech Title: A Unified Model of MIS and Ridge HEMTs for Fast and High-Power Switching Applications (More)

Prof. Hao San

Tokyo City University, Japan

Biography: Hao San received M.S. and Dr. Eng. degrees in electronic engineering from Gunma University, Japan, in 2000 and 2004, respectively. From 2000 to 2001, he worked with Kawasaki Microelectronics, Inc. He joined Gunma University as an assistant professor in the Department of Electronic Engineering in 2004. In 2009, he joined Tokyo City University, and is presently a professor in Department of Electrical, Electronics and Communication Engineering there. His research interests include analog and mixed-signal integrated circuits. Dr. San has been an Associate Editor of IEICE Transactions on Electronics from 2010 to 2016. He was the treasurer of the IEEE Circuits and Systems Society Japan Chapter from 2011 to 2012. He is a member of the IEEE, IEICE and IEEJ.
Speech Title: Low-supply-voltage High-linearity ADC with Dynamic Analog Components (More)

Assoc. Prof. Tadashi Itoh

Gunma University, Japan

Biography: Tadashi Ito was born in Tokyo, Japan in 1961. He received the degrees of B.Sc. and M.Sc. in Mathematical Engineering and Information Physics from the University of Tokyo, Tokyo, Japan in 1984 and 1986, respectively. From 1986 to 1990, he was employed at Yokogawa Electric Corp., Tokyo, Japan. From 1990 to 1995, he was a research associate at the University of Tokyo. He received the D. Eng. degree from the University of Tokyo in 1995. In 1995, he joined Gunma University as a lecturer in the Department of Electronic Engineering, and has been an associate professor from 2010. He has been engaged in research and development of various measurement systems such as electrical impedance tomography, application of image analysis, automation of visual inspection and self-localization for autonomous vehicle.
Speech Title: Principle and Application of Electrical Impedance Tomography (More)

Assoc. Prof. Akito Chiba

Gunma University, Japan

Biography: Akito Chiba received his B.E. degree in electric and precision engineering, and his M.E. and Ph.D. degrees in the field of electronics and information engineering from Hokkaido University, Sapporo, Japan, in 2000, 2002, and 2005, respectively. From 2005-2010, he worked with the Lightwave Devices Project of the New-Generation Network Research Center, National Institute of Information and Communications Technology (NICT), Koganei, Tokyo, Japan, where he engaged with Lithium Niobate electrooptic devices and their applications to optical communication. From 2010-2011, he joined the Faculty of Engineering, Shizuoka University, Hamamatsu, Shizuoka, Japan, where he served as a Postdoctoral Fellow for CREST Project of Japan Science and Technology Agency, and he was involved in the development of a cathodoluminescent thin film for electron-beam-assisted high-resolution optical imaging. From 2011 he has been with Gunma University, Kiryu, Gunma, Japan, and now he serves as an associate professor in the Division of Electronics and Informatics, Faculty of Science and Technology of the University. In 2018 he was also a visiting scholar at the Department of Electrical and Computer Engineering, Henry Samueli School of Engineering and Applied Science, University of California, Los Angeles. His current research interests include the field of applied optics, fiber optics, and RF photonics, utilizing modulation and demodulations for optical communication, measurement, and RF signal processing. Dr. Chiba is a member of Optica (formerly the Optical Society (OSA)), IEEE Photonics Society (IEEE-PS), the Japan Society of Applied Physics (JSAP), the optical society of Japan (OSJ), and the Institute of Electronics, Information, and Communication Engineering of Japan (IEICE).
Speech Title: RF parameter estimation using lightwave modulation (More)

Mr. Atsushi Motozawa

Renesas Electronics Corp., Japan

Biography: Atsushi Motozawa received B.S. and M.S. degrees in electrical engineering from Gunma University, Gunma, Japan, in 2006 and 2008, respectively. He joined Renesas Technology Corp., Takasaki, Japan, in 2008, where he was engaged in development of an RX analog front end for NFC LSIs. From 2010 to 2014, he was with Renesas Electronics Corp., Kawasaki, Japan, where he was engaged in designing sensors and a low power BGR for industrial ICs, and PLLs for automotive ICs. From 2014, he was with Renesas System Design, Co., Ltd. Since 2017, he has been with Renesas Electronics Corp., Kodaira, Japan. He is engaged in designing PLLs for SoCs.
Speech Title: An Attachable Fractional Divider Transforming an Integer-N PLL Into a Fractional-N PLL with SSC Capability (More)

Assoc. Prof. Toru Sai

Tokyo Polytechnic University, Japan

Biography: Toru Sai (Member, IEEE) received the B.S., M.E., and the Dr. Eng. degree in electrical engineering from Chuo University, Tokyo, Japan, in 1986, 1988, and 2012, respectively. In 1988, he joined the research and development center of Yokogawa Electric Company, Tokyo, Japan. From 2016 to 2020, he was a Project Research Associate with The University of Tokyo, Tokyo, Japan. Currently, he is an Associate Professor at Tokyo Polytechnic University and a Research Fellow at the Institute of Industrial Science, the University of Tokyo. His current research interests include DC-DC converters, Gate drivers, and A/D converters. He received the Best Paper Award in 2019 IEEE International Future Energy Electronics Conference.
Speech Title: Power Conversion Circuits for Distributed PV Systems (More)

Dr. Kunio Koseki

National Institute of Advanced Industrial Science and Technology, Japan

Biography: Kunio Koseki received the B.S. and M.S. degrees in physics from the University of Tsukuba, Tsukuba, Japan, in 1998 and 2000, respectively, and the Ph.D. degree in engineering from the Graduate University for Advanced Studies, Hayama, Japan, in 2005.
He was working for the research and development of various power supplies with the High Energy Accelerator Research Organization for accelerators and particle physics experiments from 2005 to 2015.
In 2015, he joined the Advanced Power Electronics Research Center, National Institute of Advanced Industrial Science and Technology, Tsukuba, Japan, as a Senior Research Scientist. His current research interests include various power systems with high-voltage SiC power devices.

Speech Title: Recent Progress in High-Voltage SiC Devices and its Application Development (More)

Dr. Nobuhiko Kikuchi

R&D Group, Hitachi Ltd., Japan

Biography: Nobuhiko Kikuchi received the B.E. and M.E. degrees in precision machinery engineering from Tokyo University, Japan, in 1988, 1990, and the D.E. degree in electrical engineering from Tokyo University, Japan, in 2010. In 1990, he joined Central Research Laboratory, Hitachi Ltd. where he has been working on the research and development of high-speed optical fiber communication covering multilevel coding and non-linear impairments, and low-power environmental sensing systems. His interests span from analogue and digital circuit design, digital signal processing, embedded MPU systems, and system integrations. He has published more than 100 patents and 50 international conference papers as the main author. Dr. Kikuchi is a member of the Institute of Electrical and Electronics Engineers, Inc. (IEEE), and Institute of Electronics, Information, and Communication Engineers (IEICE) of Japan.
Speech Title: Ultra-low Power Multi-Point Remote Sensing Technology Using Opticlal Fiber Power Supply for Sewage Systems (More)

Dr. Shiro Hara

National Institute of Advanced Industrial Science and Technology, Japan

Biography: TBA
Speech Title: Minimal Fab Using Half-inch Wafers for Low-volume Device Markets