Transmission Line Theory Applied to Digital Systems
Microstrip Transmission Line Techniques Evaluated Using TDR Measurements
11-35
Figure 11-18
Backward Crosstalk Coefficient for Microstrip Lines on Glass Epoxy Boards (G-10 Material)
The backward crosstalk coefficient is equal to:
(25)
where: L
M
= the inductive coupling
C
M
= the capacitive coupling
t
pd
= the propagation delay of the line per unit length
K
B
1
4t
pd
----------
L
M
Z
o
------- C
M
Z
o
+
=