Garmin’s New Patent: Smartwatches Expected to Support Monitoring of Wearer’s Hydration and Hematocrit
Garmin recently announced a new patent titled “Pulse Spectroscopy” (US12343124B2), which, compared to mainstream PPG technology, not only enhances the accuracy of existing heart rate and blood oxygen monitoring but may also pioneeringly enable the monitoring of new health indicators such as hydration levels and hematocrit. Pulse spectroscopy technology appears similar to traditional PPG, utilizing … Read more