PPG and SpO2 Recording Circuit with Ambient Light Cancellation for Trans-Nail Pulse-Wave Monitoring System. - Ryosuke Yabuki; Tetsu Tanaka; Zhengyang Qian; Kar Mun Lee; Bang Du; Filipe Alves Satake; Tasuku Fukushima; Hisashi Kino; Takafumi Fukushima; Koji Kiyoyama (BioCAS, 2019)

Low-Cost Smart Mouthpiece for Oral Health Care Monitoring by Smart Phone and Tablets : Teeth's Color Detection Version. - Filipe Alves Satake; Eduardo Fernandes De Castro (BioCAS, 2023)