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Hirotaka Koizumi
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2020 – today
- 2024
- [j15]Kazuma Shinde
, Hirotaka Koizumi
Capacitive Power Transfer System Using a Load-Independent Class E Zero Voltage Switching Parallel Resonant Inverter and a Class D Voltage-Driven Rectifier. IEEE Trans. Circuits Syst. II Express Briefs 71(9): 4366-4370 (2024) - 2023
- [c55]Shizuna Oshima, Hirotaka Koizumi:
Load-Independent Class E-1 Capacitive Isolated Inverter with Shunt Capacitance. IECON 2023: 1-6 - [c54]Jun Hitokuwata, Hirotaka Koizumi:
Fault-Tolerant Active Neutral-Point-Clamped Multilevel Inverter Maintaining Output Voltage at Failure. ISIE 2023: 1-6 - [c53]Yuta Ikutajima, Hirotaka Koizumi:
Choke-less Class-E Oscillator Using p-MOSFET and n-MOSFET. ISIE 2023: 1-6 - [c52]Shizuna Oshima, Hirotaka Koizumi:
Load-Independent Class E-1 Voltage-Driven Synchronous Rectifier. ISIE 2023: 1-7 - 2022
- [j14]Tomohiro Sensui, Hirotaka Koizumi
Load-Independent Class E2 Parallel Resonant DC-DC Converter. IEEE Trans. Circuits Syst. II Express Briefs 69(11): 4374-4378 (2022) - [c51]Kazunori Ito, Hirotaka Koizumi:
HERIC Based PV Inverter Using Partial Sinewave Tracking Dual Mode Control. ISCAS 2022: 2206-2209 - 2021
- [c50]Takeru Kurumizawa, Hirotaka Koizumi:
Voltage-Source Parallel Resonant Class E Oscillator. ISCAS 2021: 1-5 - 2020
- [j13]Hayato Ueda
Class-E2 DC-DC Converter With Basic Class-E Inverter and Class-E ZCS Rectifier for Capacitive Power Transfer. IEEE Trans. Circuits Syst. II Express Briefs 67-II(5): 941-945 (2020)
2010 – 2019
- 2019
- [c49]Kazunori Ito, Koki Takahashi, Hirotaka Koizumi:
A Common Ground Five-Level Inverter Using Switched Capacitor. IECON 2019: 1485-1489 - [c48]Yuma Mitsusada, Hirotaka Koizumi:
Voltage-Source Parallel Resonant Class DE Inverter With Shunt Capacitor. IECON 2019: 6627-6632 - [c47]Atsushi Matsuda, Hirotaka Koizumi, Takaharu Sato:
Two-Stage Interleaved DC-DC Converter with Input-Parallel Output-Series Connection. ISCAS 2019: 1-5 - 2018
- [c46]Taro Takamori
Class D Series-Resonant DC/DC Converter Using Switch-Controlled Capacitor with ON-OFF Feedback Control. IECON 2018: 1073-1078 - [c45]Keisuke Kimura, Keita Taeda, Shohei Niikawa, Hirotaka Koizumi:
A Wireless Sensor Node Driving System with Bridgeless Bipolar Boost Rectifier Using Thermoelectric Energy Harvesting. ISCAS 2018: 1-5 - [c44]Yoshikazu Sakai, Hirotaka Koizumi:
Half-Wave Class DE Low dv/dt Rectifier Using Common-Grounded Controlled Shunt Capacitor and Its Design Approach. ISCAS 2018: 1-4 - 2017
- [c43]Yuta Kizu, Hirotaka Koizumi:
A single-input dual-output rectifier for piezoelectric energy harvesting. IECON 2017: 709-714 - [c42]Keita Taeda, Norihiro Shiina, Keisuke Kimura, Hirotaka Koizumi:
A thermoelectric energy harvesting system with bridgeless boost/buck-boost rectifier. IECON 2017: 720-725 - [c41]Yoshki Ochi, Hirotaka Koizumi:
Piezoelectric energy harvesting circuit using full-wave voltage doubling rectifier type series-synchronized switch harvesting on inductor. IECON 2017: 1417-1422 - [c40]Yuma Takeda, Hirotaka Koizumi:
Modularized double-tiered switched capacitor voltage equalizer. IECON 2017: 2782-2787 - [c39]Akinobu Shigeno, Takashi Shimizu, Hirotaka Koizumi:
Current-source parallel resonant class E inverter with low peak switch current. IECON 2017: 5330-5335 - [c38]Yuya Nakagawa, Hirotaka Koizumi:
A hybrid nine-level inverter with series/parallel conversion. ISCAS 2017: 1-4 - 2016
- [c37]Yuta Kizu, Kunihisa Okano
A bridgeless buck AC-DC converter for piezoelectric energy harvesting. IECON 2016: 1196-1201 - [c36]Tsuyoshi Inaba, Akifumi Nakamura, Hirotaka Koizumi:
Class DE voltage driven low dv/dt Rectifier with switch-controlled capacitor. IECON 2016: 5615-5620 - [c35]Tomoaki Shimizu, Hirotaka Koizumi:
Modularized chain structure of switched capacitor for cell voltage equalizer with T-connected bi-directional switch. ISCAS 2016: 1194-1197 - 2015
- [c34]Ryuga Hosoki, Shuhei Kinjo, Hirotaka Koizumi:
Ripple free operation of two-stage boost type DC-DC converter. IECON 2015: 577-582 - [c33]Taro Takiguchi, Koichi Furukawa, Koichi Matsumura, Hirotaka Koizumi:
Interleaved soft-switching multilevel boost converter with coupled inductor. IECON 2015: 649-654 - [c32]Naoki Kawai, Yukito Kushino, Hirotaka Koizumi:
MPPT controled piezoelectric energy harvesting circuit using synchronized switch harvesting on inductor. IECON 2015: 1121-1126 - [c31]Takeshi Kondo, Hirotaka Koizumi:
Class DE voltage-source parallel resonant inverter. IECON 2015: 2968-2973 - [c30]Kota Kato, Hirotaka Koizumi:
A study on effect of blocking and bypass diodes on partial shaded PV string with compensating circuit using voltage equalizer. ISCAS 2015: 241-244 - [c29]Koichi Furukawa, Taro Takiguchi, Ryuga Hosoki, Hirotaka Koizumi:
A high step-up DC-DC converter using transformer with intrinsic voltage-doubler. ISCAS 2015: 2097-2100 - 2014
- [j12]Asuka Tsunoda, Youhei Hinago, Hirotaka Koizumi:
Level- and Phase-Shifted PWM for Seven-Level Switched-Capacitor Inverter Using Series/Parallel Conversion. IEEE Trans. Ind. Electron. 61(8): 4011-4021 (2014) - [c28]Takaharu Sato, Takayuki Shimo, Taro Takiguchi, Hirotaka Koizumi:
Bidirectional cascaded quasi-Z-source DC-DC converter. IECON 2014: 1270-1276 - [c27]Takuya Ohno, Takahumi Suzuki, Hirotaka Koizumi:
Modularized LC resonant switched capacitor cell voltage equalizer. IECON 2014: 3156-3162 - [c26]Yutaro Minami, Hirotaka Koizumi:
Multistage class DE current driven low di/dt rectifier. IECON 2014: 5053-5058 - [c25]Yutaro Minami, Hirotaka Koizumi:
Class DE current driven low di/dt rectifier. ISCAS 2014: 105-108 - [c24]Sho Takeuchi, Naoki Yamashita, Hirotaka Koizumi:
A design method for single phase Z-source inverter. ISCAS 2014: 109-112 - 2013
- [c23]Ryuga Hosoki, Hirotaka Koizumi:
High-step-up dc-dc converter using voltage multiplier cell with ripple free input current. IECON 2013: 834-839 - [c22]Koichi Matsumura, Hirotaka Koizumi:
Interleaved soft-switching multilevel boost converter. IECON 2013: 936-941 - [c21]Taro Takiguchi, Hirotaka Koizumi:
Quasi-Z-source dc-dc converter with voltage-lift technique. IECON 2013: 1191-1196 - [c20]Kyohei Fukuda, Hirotaka Koizumi:
Three-level buck-boost dc-dc converter with voltage-lift-type switched-inductor. IECON 2013: 1368-1373 - [c19]Tasuku Anno, Hirotaka Koizumi:
Bidirectional chopper using cell voltage equalizing with flyback transformer. IECON 2013: 1536-1541 - [c18]Ryohei Fukui, Hirotaka Koizumi:
Double-tiered switched capacitor battery charge equalizer with chain structure. IECON 2013: 6715-6720 - 2012
- [j11]Youhei Hinago, Hirotaka Koizumi:
A Switched-Capacitor Inverter Using Series/Parallel Conversion With Inductive Load. IEEE Trans. Ind. Electron. 59(2): 878-887 (2012) - [c17]Kazuaki Fukui, Hirotaka Koizumi:
Half-wave Class DE Low dv/dt rectifier. APCCAS 2012: 69-72 - [c16]Tomoyuki Mizuno, Tomoshige Inoue, Keisuke Iwasawa, Hirotaka Koizumi:
A voltage equalizer using flyback converter with active clamp. APCCAS 2012: 340-343 - [c15]Ryota Mizutani, Hirotaka Koizumi, Eiji Kamiya, Kentaro Hirose:
Development of three-phase to single-phase matrix converter for improvement of three-phase voltage unbalance in distribution system. APCCAS 2012: 344-347 - [c14]Tsukasa Misawa, Kazuaki Fukui, Hirotaka Koizumi:
Zero current switching Type Class DE rectifier. IECON 2012: 858-863 - 2011
- [c13]Masato Asano, Daiki Abe, Hirotaka Koizumi:
A common grounded Z-source buck-boost converter. ISCAS 2011: 490-493 - 2010
- [j10]Youhei Hinago, Hirotaka Koizumi:
A Single-Phase Multilevel Inverter Using Switched Series/Parallel DC Voltage Sources. IEEE Trans. Ind. Electron. 57(8): 2643-2650 (2010) - [c12]Youhei Hinago, Hirotaka Koizumi:
A switched-capacitor inverter using series/parallel conversion. ISCAS 2010: 3188-3191
2000 – 2009
- 2009
- [c11]Tomoshige Inoue, Hirotaka Koizumi:
A voltage equalizer applying a charge pump for energy storage systems. ECCTD 2009: 169-172 - [c10]Keiichi Sakuma, Hirotaka Koizumi:
Influence of Junction Capacitance of Switching Devices on Class E Rectifier. ISCAS 2009: 1965-1968 - 2008
- [c9]Hirotaka Koizumi:
Delta-sigma modulated class D ZCS series resonant inverter with an inductive load. ISCAS 2008: 2186-2189 - 2007
- [j9]Hirotaka Koizumi, Kosuke Kurokawa:
Analysis of the Class DE Inverter With Thinned-Out Driving Patterns. IEEE Trans. Ind. Electron. 54(2): 1150-1160 (2007) - [c8]Hirotaka Koizumi, Kosuke Kurokawa:
Class DE Inverter with Asymmetric Shunt Capacitors. ISCAS 2007: 553-556 - 2006
- [j8]Hirotaka Koizumi, Kosuke Kurokawa, Shinsaku Mori:
Analysis of class D inverter with irregular driving patterns. IEEE Trans. Circuits Syst. I Regul. Pap. 53-I(3): 677-687 (2006) - [j7]Hirotaka Koizumi, Tamaki Mizuno, Takashi Kaito, Yukihisa Noda, Norio Goshima, Manabu Kawasaki, Ken Nagasaka
A Novel Microcontroller for Grid-Connected Photovoltaic Systems. IEEE Trans. Ind. Electron. 53(6): 1889-1897 (2006) - [c7]Hirotaka Koizumi, Kosuke Kurokawa, Shinsaku Mori:
A comparison of output envelope waveforms of the delta-sigma modulated class D series resonant inverter. ISCAS 2006 - 2005
- [c6]Hirotaka Koizumi, Kosuke Kurokawa, Shinsaku Mori:
Thinned-out controlled class D inverter with delta-sigma modulated 1-bit driving pulses. ISCAS (2) 2005: 1322-1325 - 2004
- [j6]Hiroo Sekiya
FM/PWM control scheme in class DE inverter. IEEE Trans. Circuits Syst. I Regul. Pap. 51-I(7): 1250-1260 (2004) - [j5]Daisuke Kawamoto, Hiroo Sekiya
Design of phase-controlled class E inverter with asymmetric circuit configuration. IEEE Trans. Circuits Syst. II Express Briefs 51-II(10): 523-528 (2004) - [c5]Hirotaka Koizumi, Kosuke Kurokawa, Shinsaku Mori:
Analysis of class D inverter with irregular driving patterns. ISCAS (5) 2004: 868-871 - 2002
- [j4]Hirotaka Koizumi, Iwao Sasase, Shinsaku Mori:
Analysis of Class D-E Resonant dc/dc Converter Using Thinned-Out Method. J. Circuits Syst. Comput. 11(1): 35-50 (2002) - 2001
- [c4]Daisuke Kawamoto, Hiroo Sekiya, Hirotaka Koizumi, Iwao Sasase:
Design of a generalized phase-controlled class E inverter. ISCAS (3) 2001: 393-396 - [c3]Hiroo Sekiya, Hirotaka Koizumi, Shinsaku Mori, Iwao Sasase:
FM/PWM control scheme on class DE inverter for keeping high power conversion efficiency. ISCAS (3) 2001: 656-659 - 2000
- [j3]Hiroo Sekiya
New control scheme for class DE inverter by varying driving signals. IEEE Trans. Ind. Electron. 47(6): 1237-1248 (2000)
1990 – 1999
- 1998
- [j2]Akira Maruoka, Mike Paterson, Hirotaka Koizumi:
Consistency of Natural Relations on Sets. Comb. Probab. Comput. 7(3): 281-293 (1998) - 1995
- [j1]Hirotaka Koizumi, Motoki Fujii, Tadashi Suetsugu, Shinsaku Mori:
New resonant DC/DC converter with Class de inverter and Class E Rectifier. J. Circuits Syst. Comput. 5(4): 559-574 (1995) - [c2]Motoki Fujii, Tadashi Suetsugu, Hirotaka Koizumi, Kokichi Shinoda, Shinsaku Mori:
Resonant dc/dc Converter with Class E Inverter and Class E Synchronous Rectifier Using Thinned-Out Method. ISCAS 1995: 1119-1122 - 1994
- [c1]Hirotaka Koizumi, Minoru Iwadare, Shinsaku Mori, Kazunaga Ikeda:
A Class D Type High Frequency Tuned Power Amplifier with Class E Switching Conditions. ISCAS 1994: 105-108
Coauthor Index
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