A fetal heart sound processing method and processing device thereof
A processing method, fetal heart sound technology, applied in ultrasonic/sonic/infrasonic image/data processing, measuring pulse/heart rate, biological recognition mode based on physiological signals, etc., can solve the problem of unresponsive heartbeat waveform and heartbeat intensity, etc. question
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[0066] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not constitute a conflict with each other.
[0067] figure 1 The flowchart of the fetal heart sound processing method provided by the present invention; the fetal heart sound processing method comprises the following steps:
[0068] S1 collects fetal heart sound signals to obtain fetal heart sound data, and collects noise signals at a distance of 3-7 cm away from fetal heart sound signals to obtain noise signals.
[0069] S2 performs emp...
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