Siemens ACUSON NX3 series Quick Reference Manual page 26

Color and Spectral Doppler
Color Doppler Touch Screen
Touch Screen Controls
Smooth*
Persistence*
Filter*
Function
Adjusts spatial averaging (smoothing) for color flow
Increase for flow sensitivity.
Decrease for color spatial resolution.
Note: Available on live image only.
Adjusts the time that the color flow data remains in the ROI before
being replaced by another color
Increase for greater vessel color fill.
Decrease to increase temporal resolution.
Note: Available on live image only.
Adjusts the color wall filter
Increase to reduce motion artifacts.
Decrease to increase sensitivity to low flow states.
Note: Available on live image only.
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