HP 54753A User Manual page 261

Figure 11-17B shows the reflection due to the construction of Figure 11-17A
where the two 100 Ω lines have been brought close together. The reflection at
point 2 is now equal to 8% because the two lines are cross coupled.
Figure 11-17
Even mode or odd mode characteristic impedance (Z
considered to exist in a circuit with crosstalk. One, Z
being at the same potential and carrying equal currents in the same direction.
Microstrip Transmission Line Techniques Evaluated Using TDR Measurements
Hybrid Divider with Crosstalk Problem
Transmission Line Theory Applied to Digital Systems
or Z ) can be
oe oo
, is due to the strips
oe
11-33