| 摘要 |
A device (10) for identifying whether an infant is at a risk for sudden infant death syndrome, the device comprising: a three- dimensional accelerometer (56), attached to an infant, for receiving raw signals (36) of acceleration of motions thereof; and first processing means (32, 34) for obtaining absolute intensity (86) of the raw signals (36) of acceleration, and for obtaining frequency (82) of the raw signals (36) based on level-crossing processing (32), thereby obtaining the +characteristics of the infant breathing in a compact signal form (60).
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