Brief app note from OSRAM, LEDs for heart rate monitoring through skin reflection of emitted light. Link here (PDF) This application note provides a short introduction into the general use of LEDs for wearable applications, with a focus on heart rate monitoring.
Technobits presents notes on a developing student project designed to detect the anger level of an individual based on their pulse. The idea behind the project is to detect pulse levels and then display user feedback messages on an LCD readout. Elevated pulse = anger, slower pulse=calm. (References in the notes regarding blood pressure are […]