5-26 Image Optimization
Effects Changing the speed makes it easier to identify the cardiac cycles and to
detect more details.
T/F Res
Description
This function is used to adjust for a balance between time resolution and
spatial resolution.
Operation Adjust through the [T/F Res] item in the soft menu or menu.
There are 4 levels of T/F Res values available, adjust according to the
actual situation and the transducer.
WF (Wall Filter)
Description
It filters out low-velocity signals to provide effective information, and this
function is used to adjust the filtered frequency. The real-time value is
displayed in the image parameter area in the upper left corner of the
screen.
Operation Select through the [WF] item in the soft menu or menu.
Or adjust it in the image parameter area.
There are 7 levels of wall filter function available, adjust according to the
actual situation and the transducer.
Impacts Flow signals may be missing.
Time Mark
Description
Turn on or off the function to show the time mark in PW mode image, which
facilitates to specify the time information of special points.
Operation Turn on or off the function through [Time Mark] item in the soft menu or
menu.
Effects This function facilitates to specify the time information of special points, and
makes it easier to identify the cardiac cycles and detect more details.
Impacts The function is available in real-time imaging, freeze or cine review status.
Colorize and Colorize Map
Description
Colorize function provides an imaging process based on color difference
rather than gray distinction.
Operation Turn on or off the function through the [Colorize] item in the soft menu or
menu.
Select the map through the [Colorize Map] item in the soft menu or menu.
The system provides 10 colorize maps to be selected among.
You can define user-defined key for colorize function in "[Setup] → [System
Preset] → [Key Config]".
Impacts The function is available in real-time imaging, freeze or cine review status.
Trace
Trace Area To set the trace area of the Doppler wave in the spectrum map, applicable
for auto calculation, V Max and V Mean display.