Best Piecewise Monotonic Data Approximation in Overhead and Underground Medium-Voltage and Low-Voltage Broadband over Power Lines Networks: Theoretical and Practical Transfer Function Determination

Figure 5

Coupling transfer function of the five indicative topologies of underground MV/BPL networks when different coupling schemes are applied and various best L1PMAs are adopted. (a)–(e) coupling scheme. (f)–(j) coupling scheme.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)