Description  Claims  Drawing  Cited references 

US2014228692A1   [0008]  [0008] 
WO2013033393A1   [0008] 
US2010004552A1   [0009] 
JP2015083045A   [0010] 
JP2003000561A   [0019] 

Ambulatory Respiratory Rate Detection using ECG and a Triaxial Accelerometer   [0011] 
ECG Implementation on the TMS320C5515 DSP Medical Development Kit (MDK) with the ADS1298 ECG-FE   [0020] 
Respiratory rate and flow waveform estimation from triaxial accelerometer data   [0022]