Patent ID: 8771198

Claim:
A signal processing apparatus comprising: a phonocardiogram interface configured to receive a phonocardiogram signal captured from a patient in accordance with that signal's respective plurality of capturing properties selected from at least one of an auscultation location, information about the patient breathing or holding breath, information about the patient resting or exercising prior to the capture of the signal; a processor configured to analyze the first phonocardiogram signal using its respective plurality of capturing properties and to provide an analysis and a confidence value of the analysis; and a flow control configured to determine, based on at least one of the analysis and the confidence value, whether a subsequent phonocardiogram signal if captured from the patient according to a different plurality of capturing properties is likely to improve accuracy of the analysis, and if so to coordinate capture of the subsequent phonocardiogram signal from the patient according to the different plurality of capturing properties.