公开(公告)号：US20200345238A1

公开(公告)日：2020-11-05

申请号：US16479667

申请日：2018-01-23

Applicant: OSRAM OPTO SEMICONDUCTORS GMBH

Inventor： Mikko Perälä ,  Désirée QUEREN ,  Hubert HALBRITTER

IPC: A61B5/0205 ,  A61B5/1455 ,  A61B5/00

Abstract: A sensor that detects a heart rate and/or a blood oxygen content includes a radiation source and a photodetector, wherein the radiation source includes a light-emitting diode array, the light-emitting diode array includes a plurality of emission regions, the emission regions each include a first light-emitting diode and a second light-emitting diode, the first light-emitting diode includes a first wavelength, the second light-emitting diode includes a second wavelength, and a distance between the first light-emitting diode and the second light-emitting diode within the emission regions is 100 micrometers or less.