Toru Sai

19 papers C 3Journal 11Unranked 5
YearRankTypeTitle / Venue / Authors
2024 J jnl
A large voltage gain and high output power boost converter for PV sources directly convertible to 400V DC microgrid.
IEICE Electron. Express
Toru Sai, Yasuhiro Sugimoto
2024 J jnl
Cascaded hybrid fibonacci DC-DC converter with interleaved clock for DC grid.
IEICE Electron. Express
Toru Sai, Yuhao Liu, Yasuhiro Sugimoto
2022 J jnl
High-Speed Searching of Optimum Switching Pattern for Digital Active Gate Drive to Adapt to Various Load Conditions.
IEEE Trans. Ind. Electron.
Yu-Shan Cheng, Daiki Yamaguchi, Tomoyuki Mannen, Keiji Wada, Toru Sai, Koutaro Miyazaki, Makoto Takamiya, Takayasu Sakurai
2022 J jnl
Improved Quasi-Z-Source High Step-Up DC-DC Converter Based on Voltage-Doubler Topology.
Sensors
Toru Sai, Younghyun Moon, Yasuhiro Sugimoto
2022 J jnl
New high step-up DC-DC converter with quasi Z-source network.
IEICE Electron. Express
Toru Sai, Younghyun Moon, Yasuhiro Sugimoto
2020 — conf
A 6.78 MHz Wireless Power Transfer System Enabling Perpendicular Wireless Powering with Efficiency Increase from 0.02% to 48.2% by Adaptive Magnetic Field Adder IC Integrating Shared Coupling Coefficient Sensor.
VLSI Circuits
Hao Qiu, Toru Sai, Makoto Takamiya
2019 C conf
Digital Active Gate Drive with Optimal Switching Patterns to Adapt to Sinusoidal Output Current in a Full Bridge Inverter Circuit.
IECON
Yu-Shan Cheng, Daiki Yamaguchi, Tomoyuki Mannen, Keiji Wada, Toru Sai, Koutaro Miyazaki, Makoto Takamiya, Takayasu Sakurai
2018 J jnl
2/3 and 1/2 Reconfigurable Switched Capacitor DC-DC Converter With 92.9% Efficiency at 62 mW/mm
IEEE Trans. Circuits Syst. II Express Briefs
Toru Sai, Yoshitaka Yamauchi, Hajime Kando, Tatsuya Funaki, Takayasu Sakurai, Makoto Takamiya
2018 — conf
Luciola: a light-emitting particle moving in mid-air based on ultrasonic levitation and wireless powering.
SIGGRAPH ASIA Emerging Technologies
Hao Qiu, Yuki Uno, Toru Sai, Shunta Iguchi, Yota Mizutani, Takayuki Hoshi, Yoshihiro Kawahara, Yasuaki Kakehi, Makoto Takamiya
2017 J jnl
Luciola: A Millimeter-Scale Light-Emitting Particle Moving in Mid-Air Based On Acoustic Levitation and Wireless Powering.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol.
Yuki Uno, Hao Qiu, Toru Sai, Shunta Iguchi, Yota Mizutani, Takayuki Hoshi, Yoshihiro Kawahara, Yasuaki Kakehi, Makoto Takamiya
2017 C conf
Modeling of 3-level buck converters in discontinuous conduction mode for stand-by mode power supply.
ISCAS
Yoshitaka Yamauchi, Toru Sai, Takayasu Sakurai, Makoto Takamiya
2015 C conf
Distributed MPPT PV system with current source inverter.
IECON
Toru Sai, Akira Kitamura, Byung-Gyu Yu, Xiang-Dong Sun, Mikihiko Matsui
2015 J jnl
Feedback Loop Analysis and Optimized Compensation Slope of the Current-Mode Buck DC-DC Converter in DCM.
IEEE Trans. Circuits Syst. I Regul. Pap.
Yasuhiro Sugimoto, Toru Sai, Kei Watanabe, Mikio Abe
2014 — conf
A fast and precise circuit simulation method for switching power converters using a mixture of circuits and behavioral models.
APCCAS
Kei Watanabe, Mikio Abe, Toru Sai, Yasuhiro Sugimoto
2012 J jnl
A Current-Mode Buck DC-DC Converter with Frequency Characteristics Independent of Input and Output Voltages Using a Quadratic Compensation Slope.
IEICE Trans. Electron.
Toru Sai, Yasuhiro Sugimoto
2012 J jnl
A Precision and High-Speed Behavioral Simulation Method for Transient Response and Frequency Characteristics of Switching Converters.
IEICE Trans. Electron.
Toru Sai, Shoko Sugimoto, Yasuhiro Sugimoto
2010 J jnl
A Near 1-V Operational, 0.18-µm CMOS Passive Sigma-Delta Modulator with 77 dB of Dyanamic Range.
IEICE Trans. Electron.
Toru Sai, Yasuhiro Sugimoto
2009 — conf
A 14-bit MOS DAC with current sources free from power-line voltage drop and with output circuits free from code-dependent variable time constant.
ECCTD
Toru Sai, Yasuhiro Sugimoto
2009 — conf
Design of a 1-V operational passive sigma-delta modulator.
ECCTD
Toru Sai, Yasuhiro Sugimoto