Improve Sensor Performance and SNR in Pulse Oximeter Designs

Abstract:Thistutorialdiscussesthedifferenttypesofpulseoximetersincludingopticalandreflectivetechniquesandthedesignconsiderationstakenwhenbuildinghigh-endportablebedsidemonitorsormidandlow-endbattery-poweredmodels.Thediscussioncoverslightabsorption,sensorcalibration,anddetailsspecificswithinthetransmitpathleadingtoin-depthdiscoveryofphotodiode,interface,signalconversion,anddataconversioncharacteristics.Afunctionalblockdiagramandpartrecommendationsarealsoincluded.Maxim>DesignSupport>TechnicalDocuments>Tutorials>1-WireDevices>APP4671Maxim>DesignSupport>TechnicalDocuments>Tutorials>AmplifierandComparatorCircuits>APP4671Maxim>DesignSupport>TechnicalDocuments>Tutorials>Microcontrollers>APP4671Keywords:pulseoximetry,pulseox,pulsemonitor,oxygenation,patientmonitorJun21,2010TUTORIAL4671ImproveSensorPerformanceandSNRinPulseOximeterDesignsBy:JohnDiCristinaJun21,2010Abstract:Thistutorialdiscussesthedifferenttypesofpulseoximetersincludingopticalandreflectivetechniquesandthedesignconsiderationstakenwhenbuildinghigh-endportablebedsidemo