Doppler signal (D)=f1-f0=(2vf0 cosθ)/c
V: Red blood cell flow velocity, c: f0 ultrasound propagation speed
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| Figure 1: Formation of Doppler blood flow signal. Doppler signal (D)=f1-f0=(2vf0 cosθ)/c V: Red blood cell flow velocity, c: f0 ultrasound propagation speed |
