An 80-mV-to-1.8-V Conversion-Range Low-Energy Level Shifter for Extremely Low-Voltage VLSIs
Matsuzuka, Ryo, Hirose, Tetsuya, Shizuku, Yuzuru, Shinonaga, Kyohei, Kuroki, Nobutaka, Numa, Masahiro
Published in IEEE transactions on circuits and systems. I, Regular papers (01.08.2017)
Published in IEEE transactions on circuits and systems. I, Regular papers (01.08.2017)
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Journal Article
Detecting tampered region in video using LSTM and U‐Net
Taya, Kunihiko, Kuroki, Nobutaka, Takeda, Naoto, Hirose, Tetsuya, Numa, Masahiro
Published in Electronics and communications in Japan (01.10.2020)
Published in Electronics and communications in Japan (01.10.2020)
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Journal Article
Locally Weighted Averaging for Denoising of Medical Tomographic Images
Kato, Yu, Kuroki, Nobutaka, Hirose, Tetsuya, Numa, Masahiro
Published in Journal of Signal Processing (2016)
Published in Journal of Signal Processing (2016)
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Journal Article
Analytical Study of Multi-stage Switched-Capacitor Voltage Boost Converter for Ultra-low Voltage Energy Harvesting
Nakazawa, Yuichiro, Hirose, Tetsuya, Ozaki, Toshihiro, Tsuji, Yuto, Kanzaki, Shuto, Asano, Hiroki, Kuroki, Nobutaka, Numa, Masahiro
Published in 2018 IEEE International Symposium on Circuits and Systems (ISCAS) (01.01.2018)
Published in 2018 IEEE International Symposium on Circuits and Systems (ISCAS) (01.01.2018)
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Conference Proceeding
High Performance CMOS Circuit by Using Charge Recycling Active Body-Bias Controlled SOI
Kitamura, Masayuki, Iijima, Masaaki, Hamada, Kenji, Numa, Masahiro, Notani, Hiromi, Tada, Akira, Maegawa, Shigeto
Published in Integrated Circuit and System Design. Power and Timing Modeling, Optimization and Simulation (2006)
Published in Integrated Circuit and System Design. Power and Timing Modeling, Optimization and Simulation (2006)
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Book Chapter
A Low-Power Level Shifter With Logic Error Correction for Extremely Low-Voltage Digital CMOS LSIs
Osaki, Y., Hirose, T., Kuroki, N., Numa, M.
Published in IEEE journal of solid-state circuits (01.07.2012)
Published in IEEE journal of solid-state circuits (01.07.2012)
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Journal Article
Conference Proceeding
Sub-0.1V Input, Low-Voltage CMOS Driver Circuit for Multi-Stage Switched Capacitor Voltage Boost Converter
Nishi, Masaya, Nakazawa, Yuichiro, Matsumoto, Kaori, Kuroki, Nobutaka, Numa, Masahiro, Matsuzuka, Ryo, Maida, Osamu, Kanemoto, Daisuke, Hirose, Tetsuya
Published in 2019 26th IEEE International Conference on Electronics, Circuits and Systems (ICECS) (01.11.2019)
Published in 2019 26th IEEE International Conference on Electronics, Circuits and Systems (ICECS) (01.11.2019)
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Conference Proceeding
Fully-integrated switched-capacitor voltage boost converter with digital maximum power point tracking for low-voltage energy harvesting
Matsumoto, Kaori, Ikeda, Ryuki, Sebe, Hikaru, Kuroki, Nobutaka, Numa, Masahiro, Kanemoto, Daisuke, Hirose, Tetsuya
Published in Japanese Journal of Applied Physics (01.04.2023)
Published in Japanese Journal of Applied Physics (01.04.2023)
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Journal Article
Switched-capacitor voltage buck converter with variable step-down and switching frequency controllers for low-power and high-efficiency IoT devices
Matsuzuka, Ryo, Kanzaki, Shuto, Matsumoto, Kaori, Kuroki, Nobutaka, Numa, Masahiro, Kanemoto, Daisuke, Hirose, Tetsuya
Published in Japanese Journal of Applied Physics (01.04.2023)
Published in Japanese Journal of Applied Physics (01.04.2023)
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Journal Article
An ultra-low-power supercapacitor voltage monitoring system for low-voltage energy harvesting
Sato, Takanori, Hirose, Tetsuya, Asano, Hiroki, Kuroki, Nobutaka, Numa, Masahiro
Published in 2017 24th IEEE International Conference on Electronics, Circuits and Systems (ICECS) (01.12.2017)
Published in 2017 24th IEEE International Conference on Electronics, Circuits and Systems (ICECS) (01.12.2017)
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Conference Proceeding
A fully integrated, wide-load-range, high-power-conversion-efficiency switched capacitor DC-DC converter with adaptive bias comparator for ultra-low-power power management integrated circuit
Asano, Hiroki, Hirose, Tetsuya, Kojima, Yuta, Kuroki, Nobutaka, Numa, Masahiro
Published in Japanese Journal of Applied Physics (01.04.2018)
Published in Japanese Journal of Applied Physics (01.04.2018)
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Journal Article
Impedance matching in magnetic-coupling-resonance wireless power transfer for small implantable devices
Masuda, Sota, Hirose, Tetsuya, Akihara, Yuki, Kuroki, Nobutaka, Numa, Masahiro, Hashimoto, Masanori
Published in 2017 IEEE Wireless Power Transfer Conference (WPTC) (01.05.2017)
Published in 2017 IEEE Wireless Power Transfer Conference (WPTC) (01.05.2017)
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Conference Proceeding