Table 2 This table contains coupling matrix for designed filters in Fig. 11.

From: Programmable wavelength filter with double ring loaded MZI

Design

Coupling: \(k_{0}\), \(k_{1}\), \(k_{2}\), \(k_{3}\), \(k_{4}\)

Phase: \(\Phi _{1}\)

(a)

0.16005768, 0.43616947, 0.32919224, 0.30963887, 0.82755031

\(\pi\)

(b)

0.60552951, 0.76092306, 0.95295684, 0.76092306, 0

0

(c)

0.0, 0.758446465, 0.794976, 0.758446465, 0.144481524

\(\pi\)

(d)

0.34447773, 0.1678724, 0.04629151, 0.28641485, 0.68461482

\(\pi\)

  1. The coupling values and phase are calculated for the schematic drawing shown in Fig. 1c.