Wearable Health Monitoring System and Its Applications. - Tomoya Tanaka; Koji Sonoda; Sayaka Okochi; Alex Chun Kit Chan; Manabu Nii; Kensuke Kanda; Takayuki Fujita; Kohei Higuchi; Kazusuke Maenaka (ICETET, 2011)

Development of Electret Energy Harvester with Micro Spacer. - Kohei Fujii; Toshikazu Onishi; Koji Sonoda; Takayuki Fujita; Kensuke Kanda; Kohei Higuchi; Kazusuke Maenaka (ICETET, 2012)

Wearable Photoplethysmographic Sensor System with PSoC Microcontroller. - Koji Sonoda; Yuji Kishida; Tomoya Tanaka; Kensuke Kanda; Takayuki Fujita; Kazusuke Maenaka; Kohei Higuchi (ICETET, 2012)

SPICE Modeling of Piezoelectric Energy Harvesting Device Utilizing Stress Influence. - Koji Sonoda; Takayuki Fujita; Kensuke Kanda; Kazusuke Maenaka; Hidenori Katsumura; Masaya Tamura; Hiroshi Kagata (GreenCom/iThings/CPScom, 2013)

Design Optimization of Electromagnetic MEMS Energy Harvester with Serpentine Coil. - Yuji Tanaka; Takayuki Fujita; Tatsuya Kotoge; Kohei Yamaguchi; Koji Sonoda; Kensuke Kanda; Kazusuke Maenaka (GreenCom/iThings/CPScom, 2013)

Ultra Low Power ASIC for R-R Interval Extraction on Wearable Health Monitoring System. - Takayuki Fujita; Tomoya Tanaka; Koji Sonoda; Kensuke Kanda; Kazusuke Maenaka (SMC, 2013)