Heart rate monitoring using infrared thermometry in an earpiece. - Daniel Kuratomi Cruz; Ger de Graaf; Jaap C. Haartsen; Frank N. M. Hooijschuur; Paddy J. French (IEEE SENSORS, 2017)

Heart Rate Extraction in a Headphone Using Infrared Thermometry. - Ger de Graaf; Daniel Kuratomi Cruz; Jaap C. Haartsen; Frank N. M. Hooijschuur; Paddy J. French (IEEE Trans. Biomed. Circuits Syst., 2019)