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WEBENCH® Design Center

Respiration Rate Measurement Using Impedance Pneumography

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This document discusses the use of impedance pneumography as a technique to measure respiration rate. The generation of high-frequency ac current source is described, and the issues related to delay in modulated signal and finite transition times of carriers are addressed. The report also includes descriptions of potential implementations of a respiration rate measurement system using the ADS1298R and the respective respirative impedance measurement results.