HMW realize sleep monitoring system?

Detection Target

Respiratory Rete

Heart beat

Chest movement

Body movement

Breathing frequency

Blood pressure

Pulse

Edema

SpO2

Juglar venous distention : JVD

III sound gallop

BNP/pro-BNP

Device type

Wearable

Stationary

Motion capture with chest band

Implant

Piezo sensor