HP 83480A - Measuring Eye Width

Eye, Mask and Eyeline Mode Measurement Tutorials
Making Eye Diagram Measurements
Measuring eye width
Eye width is a measurement of the horizontal opening of the eye. The
mean crossing points T
cross1
,T
cross2
, and horizontal standard deviation are
determined. The Eye width is determined as:
E ye w idth =( T
cross 2
0 3 
cross
) 0 ( T
cross 1
+3 
cross
)
Figure 5-6. Eye width measurement.
1.
Select
NNNNNNNNNNNNNNNNNNNNNNNNNNNNN
Eye width from the softkey menu on the instrument display.The
measurement
will
be displayed
in
the
lower
left
corner
of
the
instrument
display
.
5-15