Chapter 2
OPERATIONS
2.7
SOFT KEY OPERATION
2-46
Target Tracking Symbols
This section describes types and definitions of target tracking symbols.
Symbol Definition Remarks
Initial acquisition This symbol is displayed where the target is acquired.
This is displayed with a circle of thin dotted line (basic color is
white).
This symbol is also used for the target acquired automatically.
Tracking target This symbol is displayed for the target which becomes the
tracking target after acquired.
This is displayed with a circle of thick line (basic color is white).
New tracking target This symbol is displayed for the target which becomes the
tracking target after automatically acquired.
This is displayed with a circle of thick line (basic color is red).
This is changed to a normal tracking target when acknowledged
to new target alarm.
Dangerous target This symbol is displayed when the tracking target becomes a
dangerous target with CPA/TCPA decision.
This is displayed with a circle of thick line (basic color is red).
This blinks while this is not acknowledged. Then, it stops
blinking when it is acknowledged.
When there are some dangerous targets, targets which is not
acknowledged blinks, and targets which has been acknowledged
does not blink.
Lost When a tracking target is no longer detected as a target, this
symbol is superimpose-displayed on the target symbol.
This is displayed with cross lines (basic color is red).
This is superimpose-displayed on tracking targets, new tracking
targetsor dangerous targets.
Selection When selecting a tracking target to display its numeric
information, this symbol is superimpose-displayed on the
selected target.
This is displayed with a split square (basic color is white).
This is superimpose-displayed on tracking targets, new tracking
targets or dangerous targets.
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