Anritsu MT1810A - Eye Margin Measurement

4.7 Eye Margin Measurement
4-21
4
Window Operations
4.7 Eye Margin Measurement
At Eye Margin measurement, the phase and threshold voltage margins
are measured from the eye diagram input to the MP1862A as follows.
Phase margin
Clock Phase
Bit error rate boarder
Threshold voltage
margin
Threshold Voltage
Figure 4.7-1 Eye Margin Measurement
The Eye Margin measurement for 64 Gbit/s input data is available only
when all of the following conditions are met:
•
MP1862A is connected to MP1800A to which MU183040A/B or
MU183041A/B is installed.
•
MU18304xA/B is in the 2ch Combination state.
•
The
DEMUX-ED
button is on.
To use the Eye Margin measurement function, click the
Auto
Measurement
module function button, and then select
Eye
Margin(32G/64G)
. Refer to the MX180000A Signal Quality Analyzer
Control Software Operation Manual
for details.