An energy-autonomous, disposable, big-data-based supply-sensing biosensor using bio fuel cell and 0.23-V 0.25-μm Zero-Vth all-digital CMOS supply-controlled ring oscillator with inductive transmitter. - Kiichi Niitsu; Atsuki Kobayashi; Yudai Ogawa; Matsuhiko Nishizawa; Kazuo Nakazato (BioCAS, 2015)

Design of an energy-autonomous, disposable, supply-sensing biosensor using bio fuel cell and 0.23-V 0.25-µm zero-Vth all-digital CMOS supply-controlled ring oscillator with inductive transmitter. - Kiichi Niitsu; Atsuki Kobayashi; Yudai Ogawa; Matsuhiko Nishizawa; Kazuo Nakazato (ASP-DAC, 2016)

An energy-autonomous bio-sensing system using a biofuel cell and 0.19V 53μW 65nm-CMOS integrated supply-sensing sensor with a supply-insensitive temperature sensor and inductive-coupling transmitter. - Atsuki Kobayashi; Kei Ikeda; Yudai Ogawa; Matsuhiko Nishizawa; Kazuo Nakazato; Kiichi Niitsu (BioCAS, 2016)

Design of an energy-autonomous bio-sensing system using a biofuel cell and 0.19V 53μW integrated supply-sensing sensor with a supply-insensitive temperature sensor and inductive-coupling transmitter. - Atsuki Kobayashi; Kei Ikeda; Yudai Ogawa; Matsuhiko Nishizawa; Kazuo Nakazato; Kiichi Niitsu (ASP-DAC, 2017)

Design and Experimental Verification of a 0.19 V 53 μW 65 nm CMOS Integrated Supply-Sensing Sensor With a Supply-Insensitive Temperature Sensor and an Inductive-Coupling Transmitter for a Self-Powered Bio-sensing System Using a Biofuel Cell. - Atsuki Kobayashi; Kei Ikeda; Yudai Ogawa; Hiroyuki Kai; Matsuhiko Nishizawa; Kazuo Nakazato; Kiichi Niitsu (IEEE Trans. Biomed. Circuits Syst., 2017)

A Self-Powered Supply-Sensing Biosensor Platform Using Bio Fuel Cell and Low-Voltage, Low-Cost CMOS Supply-Controlled Ring Oscillator With Inductive-Coupling Transmitter for Healthcare IoT. - Kiichi Niitsu; Atsuki Kobayashi; Yuya Nishio; Kenya Hayashi; Kei Ikeda; Takashi Ando; Yudai Ogawa; Hiroyuki Kai; Matsuhiko Nishizawa; Kazuo Nakazato (IEEE Trans. Circuits Syst. I Regul. Pap., 2018)