Fig. 1. Schematic diagram of generating tunable OFC based on secondary coupled RF signal and DDMZM

Fig. 2. Single-stage inverse network architecture diagram for OFC inverse design

Fig. 3. Training curve of a single-stage inverse network for OFC inverse design

Fig. 4. Diagram of cascading network architecture for OFC inverse design

Fig. 5. Cascaded network training curve for OFC inverse design

Fig. 6. OFC generated at different number of combs and target power

Fig. 7. OFC generated at different intervals (P_t=-20 dBm)