Fig. 13: Measurements related to GVD compensation of NRZ-OOK and PAM4 data signals after propagation through a 31.12 km section of SMF using the WBG-based phase filter. | npj Nanophotonics

Fig. 13: Measurements related to GVD compensation of NRZ-OOK and PAM4 data signals after propagation through a 31.12 km section of SMF using the WBG-based phase filter.

From: Linear optical wave energy redistribution methods for photonic signal processing

Fig. 13

The top row corresponds to eye diagrams of a.1 the input 24-Gbps NRZ signal, a.2 after dispersive propagation, a.3 and after reflection from the WBG. The bottom row depicts the b.1 input, b.2 dispersed, and b.3 WBG output eye diagrams for a 16-GBd (32 Gbps) PAM4 signal. Figures adapted from37.

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