Farrow Structure Design Procedure

Solve the ${N_\Delta}$ equations

$$z^{-\Delta_i} = \sum_{k=0}^N C_k(z) \Delta_i^k, \quad i=1,2,\ldots,{N_\Delta}$$

for the ${N_h}+1$ FIR transfer functions $C_k(z)$ , each order ${N_c}$ in general

References: Laakso et al., Farrow