Agilent MOI for DisplayPort Cable & Connector Compliance Tests
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6.3.2. Common Settings
1. Press Sweep Setup > Sweep Type > Log Freq.
2. Set Points to 201.
3. Press Start > Set start value to 10 MHz.
4. Press Stop > Set stop value to 8.1 GHz.
5. Press Avg > Set IF Bandwidth to 70 kHz.
6. Press Analysis > Fixture Simulator > Fixture Simulator and turn it ON.
7. Click Topology > Device > Bal-Bal.
8. Click Port 1 (bal) > 1-2.
9. Click Port 2 (bal) > 3-4.
10. Click Return.
6.3.3. Far End Noise (FEN) Measurement (Normative)
1. Select Trace 1.
2. Press Analysis.
3. Click Fixture Simulator > BalUn and turn it ON.
4. Click Measurement > Sdd21.
5. Press Format > Real.
6. Press Scale > Set Divisions to 10.
7. Set Scale/Div to 5 dB/div.
8. Set Reference position to 10 Div.
9. Set Reference Value to 0 dB.
10. Press Display > Equation Editor… > Enter an equation
“Single Aggressor=20*log10(mag(data))-20*log10(mag(mem(3)))”
11. Select Trace 5.
12. Repeat from step 2 to step 9.
13. Press Display > Equation Editor… > Enter an equation
“DualAggressor=10*log10(mag(data)^2+mag(mem)^2)-20*log10(mag(mem(3)))”